13 Best 1200 Watt Microwave Oven | Stop Reheating In Circles

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Specs are compiled from manufacturer listings and verified buyer reviews and can change over time — please confirm the key details on the product page before buying.

If your leftovers come out lava-hot at the rim and ice-cold in the middle, the wattage is only half the story. A 1200 watt oven pushes heat through a dense block of lasagna or a frozen burrito instead of just warming the outside. But two ovens at the same wattage can behave very differently, because the way the power is delivered — steady inverter power versus the older on-and-off pulsing — decides whether you get an even plate or a hot spot with a cold centre. This guide walks through the countertop ovens built for that 1200 watt tier, what each one does well, and where each one will frustrate you.

This guide is built by comparing the manufacturers’ published specifications and the patterns across verified customer reviews, so you get each pick’s real strengths and trade-offs instead of marketing spin.

We cover capacity, turntable size, sensor cooking, and inverter heating so you can match an oven to your kitchen and your leftovers. That is exactly what separates a good pick from a frustrating one in the 1200 watt microwave oven tier.

Top Picks

Sharp SMC2266KS 2.2 cu. ft. 1200W Stainless Steel Countertop Microwave Oven
Best OverallSharp SMC2266KS Microwave Oven4.0+★400+ ratingsA family-sized oven that heats two frozen dinners at once and still keeps the kitchen quiet. If you cook for a household, the 2.2 cu.Check price on Amazon
Panasonic NN-SV79MS 1.4 cu.ft Smart Inverter Works with Alexa Countertop Microwave Oven 1200Watt
Smart PickPanasonic NN-SV79MS Microwave Oven3.5+★300+ ratingsThe one oven here you can talk to — and it actually adjusts the time for you. Voice control is the headline, and it is more useful than it sounds.Check price on Amazon
Emerson MWG1191SB 1.1 Cu. Ft. Microwave with Built-In Grill Function, 1100W Power
Grill ComboEmerson MWG1191SB Microwave4.0+★550+ ratingsTwo appliances in one body: reheat in it, then brown and crisp on top.Check price on Amazon

How To Choose The Best 1200 Watt Microwave Oven

Start with the plate, not the box. Think about the widest thing you actually put in a microwave — a dinner plate, a 9×13 pan, a whole chicken — and work backwards to capacity. Too small and you’ll be cutting food to fit; too large and you lose counter space you needed for prep.

Wattage is the floor, not the finish line

At 1200 watts, most ovens will reheat a plate of food quickly. What separates them is delivery: a steady stream of power from inverter technology heats edges to centre more evenly than the older pulsing method, which cycles full power on and off. If you reheat dense or frozen food often, look for an inverter oven.

Sensor cooking and what it really measures

A humidity sensor watches the steam coming off your food and cuts power or time when it detects the food is done. That works beautifully for a bowl of soup or a plate of vegetables. It can misfire on a very dry item or a tiny portion, so treat sensor modes as a good default, not a guarantee.

Countertop space and clearance

Measure your counter before you fall for a big-capacity model. Some of these ovens need roughly 3 inches of clearance on each side and above, 1 inch at the rear, and nothing blocking the bottom, so the vents can breathe. A 2.2 cu. ft. body is genuinely large — check it fits before you buy, not after.

Turntable diameter versus usable floor

The turntable is the round glass plate that spins your food. A 16.5 inch turntable fits a big casserole; a 13.6 inch one fits a 13 inch pizza or a 12 inch pizza depending on the model. The turntable number is your real-world limit, so match it to the dishes you cook most.

Side-by-Side Comparison

Model Best For Capacity Wattage Turntable / Heating Amazon
Sharp SMC2266KS★ Best Overall Family meals and quiet operation 2.2 cu. ft. 1200W 16.5″ turntable, inverter Amazon
Panasonic NN-SV79MSSmart Pick Alexa voice control 1.4 cu. ft. 1200W Genius Sensor, inverter Amazon
Emerson MWG1191SBGrill Combo Grill and crisp finishes 1.1 cu. ft. 1100W Removable glass turntable, grill Amazon
TOSHIBA 1.6 Cu.Ft 1200W Small kitchens, high volume 1.6 cu. ft. 1200W 13.6″ position-memory turntable Amazon
TOSHIBA 2.2 Cu.Ft 1200W Big-family batch cooking 2.2 cu. ft. 1200W 16.5″ glass turntable Amazon
GE 1.6 Cu.Ft 1150W Dorm and apartment kitchens 1.6 cu. ft. 1150W Glass turntable, sensor Amazon
GE 2.0 Cu.Ft Black 9×13 pans, mid-size family 2.0 cu. ft. 1200W Glass turntable, sensor Amazon
TOSHIBA ML-EM45PIT(SS) Budget inverter cooking 1.6 cu. ft. 1250W 13.6″ removable turntable Amazon
GE 2.0 Cu.Ft Stainless Stainless kitchen match 2.0 cu. ft. 1200W Glass turntable, sensor Amazon
Panasonic NN-SN65KB Tight counters, full power 1.2 cu. ft. 1200W 13.4″ turntable, inverter Amazon
TOSHIBA 2.2 Cu.Ft Inverter Quiet operation, cooking 2.2 cu. ft. 1200W 16.5″ glass turntable, inverter Amazon
Panasonic NN-SN68KS Precise sensor cooking 1.2 cu. ft. 1200W 13.4″ turntable, inverter Amazon
GE JES2051DNBB Built-in kit replacement 2.0 cu. ft. 1200W Glass turntable, sensor Amazon

Detailed Reviews

★ Best Overall

1. Sharp SMC2266KS Microwave Oven

Our pick — 4.0+★ from 400+ verified ratings; the strongest balance of quality and price.

2.2 cu. ft.16.5″ turntable

A family-sized oven that heats two frozen dinners at once and still keeps the kitchen quiet.

If you cook for a household, the 2.2 cu. ft. capacity is the spec that earns this oven its spot. That interior is large enough to run two frozen dinners side by side, and the 16.5″ Carousel turntable means a big casserole dish sits flat and turns without clipping the walls. This is the largest class of countertop oven in the 1200 watt tier, so measure your counter before you commit.

What wins people over is the build quality, followed closely by how reliably the controls do what you ask. The quiet operation is the third thing buyers keep coming back to — this is an oven you can run during a phone call without shouting. Inverter Cooking Technology spreads power evenly instead of pulsing it, so a plate of leftovers warms through rather than around the edges. The sensor reheat and Melt/Soften functions take the guesswork out of butter and chocolate, and the “+30 seconds” key gets you an instant start without touching a menu.

The honest catch is footprint. At roughly 24.4″ wide and 19.6″ deep, this is a big box, and it needs breathing room around it. If your counter is tight or you have upper cabinets overhead, check the measurements carefully — a 2.2 cu. ft. body is a commitment. Capacity here is a 2.0x gap over the smaller Emerson grill oven, so you are getting genuinely more cooking room in the same 1200 watt tier.

Where it earns its place

  • 2.2 cu. ft. fits two frozen dinners at once
  • 16.5″ turntable handles a large casserole dish
  • Inverter cooking heats edges to centre evenly
  • Ten power levels with two-stage cooking
  • Runs quietly enough for an open kitchen

What to plan around

  • Large 24.4″ wide body needs real counter space
  • Needs clearance on the sides, top, and rear for airflow
  • More oven than a single-person kitchen needs

The right call for: households feeding three or more where a big dish needs to fit flat and cook evenly.

Measure first: the 24.4″ width and 19.6″ depth leave little room for error on a narrow counter.

Smart Pick

2. Panasonic NN-SV79MS Microwave Oven

Works with Alexa1200W inverter

The one oven here you can talk to — and it actually adjusts the time for you.

Voice control is the headline, and it is more useful than it sounds. Instead of scrolling menus, you say something like “melt 4oz of butter” or “reheat leftovers” and the Alexa-linked oven sets the power and time itself. That works with 100 plus voice commands, and you can also run the oven from your phone through the Alexa app. Setup is plug in, launch the app, scan the 2D bar code, follow prompts — no wiring, no hub.

The 1.4 cu. ft. interior is roomy enough for a family plate without swallowing your counter, and Panasonic’s Inverter technology cooks edges to centre at every power level rather than pulsing full blast. Turbo Defrost, 20 preset menu items, delay start, quick 30-Sec and a popcorn button round out the day-to-day controls. The dial-and-button layout is a nice change from all-touch panels, though a few buyers find it less intuitive than a straight button grid, and the reliability record is genuinely mixed — there are reports of units failing after 8 months, so weigh that against the smarts.

Here is the honest trade: you are paying for the Alexa integration, and if smart control does not matter to you, a simpler oven delivers the same wattage for less money. Check it on Amazon if voice cooking appeals, and skip it if a plain dial is all you want.

The daily win: no menu hunting — the oven figures out the power and time from a spoken command.

The trade: mixed reliability and a non-smart premium baked into the tier.

Pick it if: hands-free control in a busy kitchen matters to you and a 1.4 cu. ft. interior fits your plates.

Think twice if: you want the simplest possible panel with a rock-solid record behind it.

Grill Combo

3. Emerson MWG1191SB Microwave

Built-in grill11 power levels

Two appliances in one body: reheat in it, then brown and crisp on top.

This one brings a feature the rest of the list leaves out — a built-in grill that browns casseroles, crisps pizza, and puts a grilled finish on sandwiches without a second appliance on the counter. Nine preset settings cover popcorn, pizza, vegetables and more, and 11 adjustable power levels let you dial the intensity from gentle reheat to full meal prep. It runs 1100 watts, which sits just below the 1200 watt tier but is close enough that most reheating jobs don’t care.

The retro chromed handle and vintage-style control buttons give it a look you will either love or ignore, and the stainless cabinet wipes clean easily. The 1.1 cu. ft. interior is the smallest here — this is a solo-cooker’s oven, not a family one. It is a 1.1 cu. ft. interior against a 2.2 cu. ft. body in this lineup, so if a 9×13 pan is your normal Tuesday, it won’t fit.

Reliability is the thing to go in eyes-open on. Some buyers report it ceases to work after just 3 minutes and don’t recommend it, while others call it a great buy for the price. Treat the grill as a bonus for the right buyer, not a guarantee, and buy with a return window you trust.

What it adds: a grill element for browning and crisping right on the countertop.

What to weigh: a mixed reliability record and a small 1.1 cu. ft. interior.

Made for: solo cooks who want a browned pizza or a crisped sandwich from one box.

Look elsewhere if: your cooking is mostly family-sized trays that need room to spread out.

Crowd Favorite

4. TOSHIBA Microwave Oven with Smart Sensor, 1.6 Cu.Ft, 1200W

Sensor menus13.6″ turntable

The workhorse the internet keeps recommending — big enough for a pizza, small enough for a normal counter.

This is the most-reviewed oven in the lineup, and the reason is simple: it does the basics well without overreaching. The 1.6 cu. ft. interior fits a 13 inch pizza and the 13.6″ turntable handles everyday plates with room to spare. Ten power levels, a pre-programmed sensor menu for pizza, potato and vegetables, and a one-touch popcorn button cover the school-run cooking most households actually do.

The feature I’d single out is the Position Memory Turntable — it resets the plate to its starting spot each time, so you are not fishing for a hot dish that spun to the back. Auto defrost, fast cooking, memory function, multi-stage cooking and a child safety lock all come standard, and the sound can be muted by long-pressing the “8” button for 3-5 seconds.

What to know going in: the keypad is covered in a protective film at shipment, and it has to be peeled off or the buttons feel unresponsive. That is the single most common complaint on this model, and it is fixable in five seconds. A few owners mention loud noises during use and a mixed reliability picture, but most report the oven performing as expected. Performance is what the crowd praises most here, and it holds up across the many owners who rely on it daily.

Why it’s the trusted default

  • 1.6 cu. ft. fits a 13 inch pizza on a 13.6″ turntable
  • Sensor menus take the guesswork out of common foods
  • Position Memory Turntable keeps your plate in the same place
  • Mute the buzzer with a 3-5 second press on “8”
  • Largest review base in the lineup for confidence

Small snags to expect

  • Keypad ships with a film you must peel off
  • Some report louder-than-expected operation
  • 1.6 cu. ft. may feel tight for a large family

The default answer: a 1.6 cu. ft. workhorse for a small family that wants sensor cooking without a learning curve.

Step up if: you routinely cook a whole chicken or a 16 inch pizza — you’ll want the 2.2 cu. ft. bodies instead.

Family Size

5. TOSHIBA 2.2 Cu.Ft Microwave Oven

16.5″ turntable23 menus

Whole-chicken capacity with a sensor that stops cooking when your food is ready.

Cook a whole chicken or a 16 inch pizza without cutting it in half — that is what the 2.2 cu. ft. capacity buys you here. The 16.5-inch glass turntable gives it room to spin, and the humidity sensor adjusts power and time on its own so you are not standing over it. Twenty-three one-touch menus cover pizza, potato, beverages and vegetables, and auto-defrost handles meat, poultry and fish by weight or time.

For daily usability, the sound on/off option, speedy cooking, memory function and ECO mode are all here, plus a child safety lock. The input power is 1700W against a 1200W output, which is normal for this wattage class — the input number is the draw from the wall, not the cooking power. Capacity here is a 2.0x gap over the Emerson grill oven, so this is genuinely a family-scale interior.

The trade-off most owners flag is noise — this oven rattles loudly for some, quiet for others, and the size means it needs real counter depth. Durability is the other recurring note, mixed enough that a few report trouble over time. The heating speed and power are what you’ll notice most day to day, and they hold up. If you need a 2.2 cu. ft. oven that fits a whole chicken, this is it.

The draw: whole-chicken capacity with a humidity sensor that adjusts power and time on its own.

The cost: a loud rattle for some owners and a size that eats counter space.

Suits you if: a whole chicken or a 16 inch pizza is a normal weeknight meal.

Consider smaller if: your counter depth is tight or you rarely cook beyond a plate.

Dorm Ready

6. GE 1.6 Cubic Ft. Microwave Oven

Child lock8 auto settings

A compact black-stainless box that brings sensor cooking into a dorm-sized kitchen.

At 1,150 watts and 1.6 cu. ft., this GE slots just under the 1200 watt tier but keeps the same sensor cooking controls that monitor moisture and adjust time as food cooks. That matters for a small kitchen where you are reheating the same three meals on rotation — the oven handles the timing without you checking. Eight convenience cook settings and one-touch express buttons cover beverage, popcorn, pizza, defrost and reheat.

The child lock is a thoughtful addition for shared spaces like dorm rooms and apartments, and the black stainless finish holds its looks better than plain black in a busy household. The digital display and electronic keypad give you precise control when the presets don’t match what you’re cooking. For an apartment kitchen where the counter is at a premium, the 21.75″ width is the number that matters most.

Reliability is the thing to go in eyes-open on — there are reports of units stopping after about a month, and noise is the aspect owners mention in a negative light, so this is a buy worth pairing with a return window. The quality and size draw the most praise, and the appliance looks far more expensive than it behaves. If you need a 1.6 cu. ft. sensor oven for a dorm or apartment, this GE fits a 21.75-inch counter.

Why it fits a small kitchen: 1.6 cu. ft. of sensor-cooking capability in a 21.75″ wide body.

The caveat: a mixed reliability picture and a louder-than-ideal fan.

Reach for this if: a dorm room or apartment kitchen needs sensor cooking in a narrow footprint.

Look elsewhere if: you’re feeding a family and need 2.0 cu. ft. of room for trays.

Pan Handler

7. GE Countertop Microwave Oven, 1,200 Watt, 2.0 Cu. Ft., Black

2.0 cu. ft.Child lock

Built for the 9×13 pan you actually cook in, not the one you wish you had.

A 2.0 cu. ft. interior that swallows a 9×13 glass pan is the reason to shortlist this GE. That is the standard baking dish most families own, and plenty of microwaves force you to downsize the pan to fit. At 1,200 watts the cooking power matches the tier, and sensor controls monitor moisture and adjust time so the middle of a casserole comes up to temperature without the edges drying out.

Eight convenience cook settings and one-touch express controls keep operation simple, and the digital keypad gives precise overrides when you want them. The child lock is a sensible touch for a family kitchen, and the satin finish is a good match for stainless appliances around it. This is a countertop-only model — it will not fit a trim kit, so plan for it sitting on the counter, not built in.

The honest catch is that 2.0 cu. ft. means a bigger footprint — about 24.09″ wide and 19.4″ deep — so measure before you buy. The 3 inches of clearance on each side and above and 1 inch at the rear aren’t optional; they keep the vents clear. What draws the most approval is the size that handles real pans, and the even heating backs it up. If you need a 2.0 cu. ft. oven for 9×13 pans, this is a solid mid-tier pick.

What earns the upgrade

  • 2.0 cu. ft. fits a 9×13 glass pan flat
  • 1,200 watts with sensor cooking controls
  • Satin finish matches stainless appliances
  • Eight auto cook settings plus express keys

What to plan around

  • Countertop only — no trim kit or built-in option
  • 24.09″ width needs real clearance for airflow
  • Bigger body than a 1.6 cu. ft. oven

Best for: households whose standard dish is a 9×13 pan and who want sensor cooking at 1,200 watts.

Skip if: you planned to build it into cabinetry — this model is countertop only.

Inverter Value

8. TOSHIBA ML-EM45PIT(SS) Microwave Oven

1250W outputInverter cooking

Inverter heating at 1250 watts, in a 1.6 cu. ft. body that fits a 12 inch pizza.

If even heating is your priority, this TOSHIBA pushes the highest output on the list at 1250 watts — a step above the 1200 watt tier — and pairs it with Origin Inverter Technology that delivers steady power rather than pulsing it. Six smart sensor menus adjust power for pizza, potato and vegetables, and a quick-start button fires the oven from 1 to 3 minutes at full power in one press. The 13.6″ removable turntable handles a 12 inch pizza without a struggle.

The inverter also makes this oven lighter than a same-size pulsed model, which helps if you ever need to lift it. Sound can be muted with a long press on “8”, Eco mode trims standby draw, and the child safety lock keeps small hands out. The stainless door frame against a black enclosure is a nice visual touch that suits most kitchens.

The friction point is consistency — quality and noise both draw mixed feedback, and a few customers note loud tray rotation. The control panel is also not backlit, so a dark kitchen corner makes the buttons harder to read than on a lit panel. That said, the 1250 watt output and inverter cooking deliver even results that many owners lean on. For an inverter oven at a value-friendly position in the lineup, it holds up.

The standout: 1250 watts across an inverter that avoids the pulsing method many cheaper ovens use.

The compromise: an unlit control panel and a mixed noise record across owners.

Choose it if: evenness matters most and you want inverter heating without the premium tier price.

Look on if: you need a backlit keypad for a dim kitchen.

Stainless Match

9. GE 2.0 Cubic Ft. Microwave Oven

Stainless steelSensor cooking

The stainless twin of the GE family oven — same 2.0 cu. ft. body, room for a 9×13 pan.

This is the stainless-steel finish of the same 2.0 cu. ft. GE platform, with 1,200 watts and sensor controls that adjust cooking time as food heats. If the rest of your kitchen is stainless, this is the one that blends in rather than shouting at you from the counter. The interior handles a 9×13 baking dish with room to spare, which is the everyday pan most households actually use.

Eight auto cooking settings and one-touch express keys keep it simple, and the child lock adds a layer of safety for family kitchens. Sensor cooking monitors moisture inside the cavity and cuts time when it detects the food is done — a real help with casseroles and dense leftovers. Like its sibling, this is countertop-only and not compatible with a trim kit.

The measurements are the deciding factor: roughly 24.09″ wide and 19.4″ deep, with 3 inches of clearance needed on each side and above. If it fits, the size and ease of use are what owners appreciate, and the heating performance is even across the cavity. There is no glitter here, just a reliable family oven in the finish you want. Check current availability on Amazon before committing to the footprint.

Why pick this finish: the same 2.0 cu. ft. GE baking-dish capacity in stainless steel.

What to verify: your counter depth and side clearance before unwrapping the box.

Fits best when: a stainless kitchen needs a 2.0 cu. ft. family oven to match the other appliances.

Think about it if: counter space is limited — the 24.09″ width is non-negotiable.

Counter Saver

10. Panasonic NN-SN65KB Microwave Oven

11 power levels13.4″ turntable

Full 1200 watt power in a small footprint — the tight-countertop compromise done right.

The 1.2 cu. ft. interior is the headline for a small kitchen. It still houses a 13.4″ turntable but keeps the external body compact, so you get full 1200 watt power without giving up your whole prep zone. Panasonic’s Inverter Technology delivers a steady stream of cooking power for even heating from edges to centre, and 11 power levels give you fine control over reheat intensity.

The Genius Sensor takes the guesswork out with 10 sensor cook settings, and sensor reheat brings leftovers up evenly. Turbo Defrost accelerates thawing, and 15 auto cook options plus a 3-level popcorn button handle snacks and staples. The child lock comes enabled from the factory — a mandatory feature on U.S. countertop models — so you will need to disengage it from the packaging instructions before first use.

The honest note on this oven is noise: for some it is quieter than expected, for others it sounds like a jet engine starting up when it kicks in. Power is what most owners praise, particularly for heating water and thin soups, and the appearance holds up on an open counter. If counter space is tight but you still want 1200 watts, this 1.2 cu. ft. oven is the compact pick to beat.

Why the small footprint works

  • 1.2 cu. ft. body with a 13.4″ turntable
  • Full 1200 watts in a compact countertop
  • Inverter power for even edges-to-centre heating
  • 10 sensor cook settings and 15 auto cook options

What to anticipate

  • Loud startup noise reported by several owners
  • Child lock ships enabled and needs disengaging
  • 1.2 cu. ft. won’t fit a 9×13 pan

The match for: small kitchens that still want 1200 watts and inverter evenness.

Not for: anyone whose regular cooking includes a full baking dish.

Quiet Power

11. TOSHIBA 2.2 Cu.Ft Inverter Microwave Oven

Inverter + sensor16.5″ turntable

Two large items at once, heated evenly, with far less noise than its size suggests.

Here is a 2.2 cu. ft. oven that combines inverter cooking with a humidity sensor, so you get both capacity and even heating in one body. The 16.5-inch glass turntable gives you room to fit two large items side by side — a real advantage over a 1.6 cu. ft. cabin — and 10 power levels cover everything from defrosting to boiling liquids to full meal prep.

Six automatic sensor cook and auto menus handle dinners, snacks and beverages with minimal input. Inverter technology cooks, reheats and defrosts without the cold spots that pulsing ovens can leave. There is a two-step child lock that ships enabled, and the quiet operation is one of the things owners mention most favorably — this is a big oven that doesn’t shout.

The trade-offs are durability, which draws mixed reports, and a footprint that measures 24.4″ wide and 19.5″ deep, so it needs a wide stretch of counter. Output is 1200 watts with 1350 watts input, which is the standard ratio for this class. If you have 24.4 inches of counter and want a 2.2 cu. ft. inverter oven, this is a strong family-size pick.

The reason to pick it: inverter heating plus a humidity sensor in a 2.2 cu. ft. body that fits two large items.

The honest limit: mixed durability reports and a wide 24.4″ footprint.

Worth it if: a large family needs two dishes heating at once without a rattling racket.

Hold off if: your counter is narrow or you want a long-proven durability record.

Sensor Precision

12. Panasonic NN-SN68KS Microwave Oven

16 sensor settings3-level popcorn

Sixteen sensor settings and a three-level popcorn button in a compact stainless body.

Sixteen sensor cook settings is the number that sets this Panasonic apart from the compact crowd. Each one adjusts power and time on its own, so everyday cooking happens without you guessing. Sensor reheat warms leftovers evenly, and Inverter Turbo Defrost speeds up thawing on frozen food without cooking the edges first. The 1.2 cu. ft. interior holds a 13.4″ turntable while keeping the outside small enough for a cramped counter.

The three-level popcorn button is a small but welcome detail — it lets you pick the setting for different bag sizes (3.2, 2.7, or 1.5 oz.) rather than blasting every bag at full power. Eleven power levels and LED controls give you manual override when the presets don’t fit. Inverter technology delivers steady heat from edge to centre across every level, which is what keeps a plate of leftovers from coming out with one hot corner and one cold one.

The sticking point is the controls. Ease of use draws mixed feedback, and a few owners find the button layout not very user-friendly at first. Like other Panasonic countertop models, the child lock arrives enabled and takes a moment to disengage per the packaging instructions. Reliability and heat distribution are what the quality read underlines, and it holds up in daily use. Buy it for the sensor precision, not for a simple dial.

What justifies it: 16 sensor cook settings that adjust power and time on their own.

The learning curve: a button layout some owners find fussy, plus a child lock that starts enabled.

Great for: cooks who want the oven to think through the timing with sensor settings.

Look on if: you prefer a dead-simple one-touch panel with no menu diving.

Built-In Fit

13. GE JES2051DNBB Microwave Oven

2.0 cu. ft.Sensor cooking

A 2.0 cu. ft. black box that slips into an existing built-in space without a trim kit fight.

If you are replacing a microwave that already lives in a built-in cavity, this GE is a natural drop-in. Reviewers point out it fits well in pre-existing built-in kits, which is rare for a countertop-only model. The 2.0 cu. ft. interior and 1,200 watts pair with sensor cooking controls that adjust time and power for even results, and the glass turntable rotates food as it heats.

Weight and time defrost is straightforward — enter the food’s weight and the oven sets the defrost time and power, or set your own time for a manual thaw. One-touch Instant On express controls, multiple cooking modes, a kitchen timer and a cooking-complete alarm round out the daily basics. For a busy household swapping an old unit, having all the expected controls in place matters.

The caution here is durability. Units that last less than six months appear in the mix, and a rattle develops after 3-4 uses for some owners — a real note to weigh. Functionality draws the most approval once it is working, and the size is the fit advantage that keeps it in consideration. Pair the purchase with a trusted return window and this is a sensible like-for-like replacement.

Where it shines: a 2.0 cu. ft., 1,200 watt body that slots into existing built-in kits.

Worth knowing: a durability record that includes short-lived units and a rattle developing early.

Reach for this if: you’re swapping out a built-in microwave and want a direct-size match with sensor cooking.

Be careful if: long-term reliability tops your list — read the durability notes first.

Know the Specs

Output watts versus input watts

Output watts is the cooking power that actually reaches your food; input watts is what the oven draws from the wall. A 1200 watt oven often pulls more than that from the outlet to get there — one model here states 1700W input against 1200W output. That gap is normal and explains why a high-power oven needs a healthy circuit. Judge heating power by the output number, not the input number.

Inverter versus pulsing power

Older ovens cycle the magnetron full-on then off to reduce power, which can leave a plate with hot and cool zones. Inverter technology produces a steady stream of power at lower levels, so a gentle reheat is genuinely gentle across the whole dish. If you defrost meat or reheat sauces often, an inverter oven’s steady low power is gentler on texture. Pulsing ovens are cheaper and still work — they just need more stirring.

Sensor cooking explained

A humidity sensor watches the steam that rises as food heats and cuts power or time when it senses the food is done. That suits soups, vegetables and leftovers well. It can misjudge a very dry item or a tiny portion. Treat sensor modes as a helpful default for common foods, and use manual time for anything unusual.

Capacity and turntable diameter

Capacity in cubic feet tells you how much interior room the oven has; turntable diameter tells you the largest round plate it can spin. A 2.2 cu. ft. body with a 16.5 inch turntable fits two frozen dinners or a whole chicken. A 1.2 cu. ft. body with a 13.4 inch turntable won’t take a 9×13 pan. Match the turntable to your everyday dish, not to the cubic-feet headline alone.

Common Questions

Does a 1200 watt microwave really cook faster than a 1000 watt one?
More output watts generally means more heating power reaching the food, so dense items like a frozen burrito or a thick casserole tend to come up to temperature in less time. The exact minutes vary by food and portion, and the oven’s evenness (inverter versus pulsing) matters as much as the wattage number. What you’ll notice most is fewer cold centres on thick food.
Will a 2.2 cu. ft. microwave fit under my upper cabinets?
Check the height plus the clearance requirements. Several large models here need roughly 3 inches of clearance on each side and above, plus 1 inch at the rear, to let the vents breathe. A 2.2 cu. ft. body is around 24.4 inches wide and 13.6 inches high on some models — measure your gap and subtract the clearance before you order.
What is the difference between inverter and regular microwave heating?
A regular oven lowers power by switching the magnetron on and off, cycling full blast and off in short bursts. Inverter ovens produce a lower, steady stream of power instead. In practice, the inverter oven heats the whole dish more evenly at gentle settings, which helps when defrosting or reheating delicate food. Both styles reach full power the same way.
Does sensor cooking work on small portions?
It can be less reliable on very small or very dry portions, because the humidity sensor reacts to steam. A large bowl of soup or a plate of vegetables is an easy read. A single roll or a dry pastry may confuse it, and that’s where you switch to a manual time setting. Use sensor modes for the foods they were designed for.
Can I mute the beep on these microwaves?
On the TOSHIBA models here, yes — long-press the “8” button for 3-5 seconds and the buzzer switches off after a long beep. Check each model’s manual, because the mute shortcut is brand-specific. A quiet oven matters in an open-plan kitchen or a shared apartment.
Why does my microwave need clearance around it?
The vents need airflow to release heat from the electronics and the magnetron. Blocking them can shorten the oven’s life. Most countertop models here ask for about 3 inches on each side and above, 1 inch at the rear, and an unobstructed bottom. If your cabinet gap is tight, choose a smaller-capacity model that leaves room for that clearance.
What size turntable do I need for a 9×13 pan?
A rectangular 9×13 pan needs a turntable big enough for its longest side to spin freely, so look at the 16.5 inch turntables paired with 2.0 to 2.2 cu. ft. interiors. A 13.4 or 13.6 inch turntable usually won’t clear a full 9×13 pan without it hitting the walls. If baking-dish capacity is your main need, size up to the larger class.
Is a built-in microwave the same as a countertop one?
Not exactly. Some countertop models fit existing built-in kits, but a dedicated built-in or trim-kit model is designed for cabinetry. Several GE units here are explicitly countertop-only and are not compatible with a trim kit. If you are replacing a built-in unit, confirm the new model fits the existing cut-out before you buy.
How do I disable the child lock on a Panasonic or TOSHIBA microwave?
Panasonic countertop models ship with the child lock enabled as a mandatory safety feature and detail the disengage steps on the product page and in the packaging. TOSHIBA’s two-step child lock has its own open up sequence shown in the manual. Follow the printed instructions for your model rather than guessing the button combination.
What does the popcorn button do differently across models?
A basic popcorn button runs one fixed program. A three-level button, like the one on the Panasonic NN-SN68KS, lets you choose a setting for different bag sizes (3.2, 2.7, or 1.5 oz.) so small bags don’t burn and large ones pop through. If popcorn is a household staple, that multi-level control is worth having.

The Bottom Line

For most households, the 1200 watt microwave oven to beat is the Sharp SMC2266KS, because a 2.2 cu. ft. interior with a 16.5″ turntable and inverter heating covers family cooking in one body — and it does it quietly. If counter space is tight, the Panasonic NN-SN65KB keeps full 1200 watt power and inverter evenness in a 1.2 cu. ft. footprint. And for a budget-friendly inverter that still pushes 1250 watts, the TOSHIBA ML-EM45PIT(SS) is the one to reach for. Whichever you choose, measure your counter and your regular pan first — capacity and clearance decide satisfaction more than the wattage badge.

How we choose

We do not accept paid placement. Every pick is matched to a real buyer and a real use-case; we do not hands-on test units.

Sources

Specifications: manufacturer listings and product documentation. Review insights: verified customer reviews, as of October 2026. Pricing: not shown on this page (it changes often); check the current price via the retailer link.

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