Comparison: Best Microwave 40L (Updated | Dec 8th)
Looking for the best 40L microwave to upgrade your kitchen game? Whether you’re reheating leftovers, defrosting frozen meals, or cooking for a crowd, a spacious 40-liter model offers power and versatility. We’ve tested top brands, compared features like inverter tech, sensor cooking, and ease of use, so you don’t have to guess. From sleek designs to smart presets, these microwaves blend performance with convenience. Stick with us as we break down the top contenders that deliver real value—because finding the perfect fit shouldn’t be a chore.
- Best for inverter power: TOSHIBA ML-EM45PIT(BS) Countertop Microwave Oven with Inverter Technology
- Best for memory turntable: TOSHIBA ML-EM45P(BS) Countertop Microwave Oven with Smart Sensor and 13.6″ Removable Position Memory Turntable
- Best for removable turntable: TOSHIBA EM131A5C-BS Countertop Microwave Ovens 1.2 Cu Ft
- Best for compact power: GE Countertop Microwave Oven
- Best for space‑saving power: GE Countertop Microwave Oven
- Best for compact kitchen: Farberware 1.1 Cu. Ft. Countertop Microwave Oven – 1000 Watts Power
- Best for compact performer: TOSHIBA ML-EM09PA(BS) Small Microwave Oven with 6 Auto Menus
- Best for air fry fusion: GE GCST10A1WSS 1.0 Cu Ft Convection Microwave Oven
- Best for space‑saving design: GE Countertop Microwave Oven
- Best for smart sensor: TOSHIBA EM131A5C-SS Countertop Microwave Ovens 1.2 Cu Ft with 12.4″ Removable Turntable Smart Humidity Sensor
Product Comparison: Best Microwave 40L
TOSHIBA ML-EM45PIT(BS) Countertop Microwave Oven with Inverter Technology, Kitchen Essentials, Smart Sensor, Auto Defrost, 1.6 Cu.ft, 13.6″ Removable Turntable, 33lb.&1250W, Black Stainless Steel

- Two-Step Child Lock: This mandatory safety feature helps prevent unintended use by younger family members, plesase open the machine according to the steps shown in the figure.
- Specification: With output power 1250 watts, input power 1350 watts. External dimensions 21.8x 19.2x 12.9 inches (WxDxH); internal dimensions 15.5×17.0x 10.2 inches (WxDxH); includes 13.6 inch glass turntable
- Origin Inverter Technology: This microwave oven with inverter technology, provides even heating and defrosting, enables faster cooking and more satisfying user experience.
- 6 Smart Sensor Auto Menus: Pre-programmed sensor menus for optimum heating of popular foods like pizza, potato, vegetables and more. Smart sensor will automatically adjust power and keeps food texture.
- Sound On/Off Function: If you wish to mute the buzzer of the microwave, pleas long press on the button “8” for 3-5 seconds. The buzzer is automatically switched off after a long beep.
- Quick Start Button One touch quick access to start the countertop microwave from 1 to 3 minutes cooking at full power
- First Use Tips The microwaves keypad is covered by a protective film during shipment. Please peel it off before first use. 1 year limited warranty, please keep the packaging for contacting Toshiba after sales service and product returns.
TOSHIBA ML-EM45P(BS) Countertop Microwave Oven with Smart Sensor and 13.6″ Removable Position Memory Turntable, Sound On/Off Function, 1200W, 1.6 Cu.ft, Black Stainless Steel

- 【Better texture with sensor menus 】This 1200-watt high power countertop microwave with 10 power levels includes a pre-programmed sensor menu for optimum heating of popular foods like pizza, potato, vegetable and more
- 【Large Capacity for a Family Size】1.6 cu. ft. capacity ; 13.6″ turntable; fitting a 13inch pizza; with one touch popcorn button as kitchen essential
- 【Position Memory Turntable】 Innovative position-memory technique resets the turntable to the initial position for more convenient and safer use
- 【Convenience Features】Auto defrost, fast cooking, memory function, multi-stage cooking, child safety lock, clock and kitchen timer
- 【Sound On/Off Function】If you wish to mute the buzzer of the microwave, please long press on the button “8” for 3-5 seconds; The buzzer is automatically switched off after a long beep.
- 【Stylish Design for Kitchen】Stylish black stainless-steel finish adds the perfect look in every kitchen
- 【Product Specs】External dimension (WxDxH): 21.77″x17.91″x12.87″, internal dimension (WxDxH): 15.51″x17.05″x10.24″,13.6″position memory turntable
- 【First Use Tips】The keypad is covered by a protective film during shipment; Please peel it off before first use.
TOSHIBA EM131A5C-BS Countertop Microwave Ovens 1.2 Cu Ft, 12.4″ Removable Turntable Smart Humidity Sensor 12 Auto Menus Mute Function ECO Mode Easy Clean Interior Black Color 1000W

- Microwave output power 1000 watts, input power 1600 watts. External dimensions 20.6 x 16.0 x 11.8 inches (WxDxH); internal dimensions 13.1 x 12.4 x 8.3 inches (WxDxH); includes 12.4-inch glass turntable.
- Smart Sensor Technology for Optimal Cooking: Automatically adjusts cooking time and power based on food humidity, ensuring perfectly cooked meals every time. Say goodbye to overcooked or undercooked dishes.
- 6 Preset Menus: This countertop microwave features 6 preset menu options for popular foods like pizza, veggle, sensor reheat and more.
- 10 Unique Power Levels with clock and kitchen timer: Tailor your cooking power levels for greater culinary flexibility, making it an essential kitchen tool. Perfect for everything from deodorization to boiling liquids.
- Easy Defrost & One touch start: Defrost your frozen food by weight or by time. Quick access to start the microwave from 1 to 6 minutes cooking at full power.
- Mute Mode: If yout want to mute the buzzer of the microwave, please long press on the button “8” For 3-5 seconds. The buzzer is automatically switched off after a long beep.
GE Countertop Microwave Oven,1, 200-watt Capacity, 2.0 Cubic Ft., 8 Auto Setting Cooking Settings, Child-Lock Technology, Kitchen Essentials for the Countertop, Dorm Room or Apartment, Stainless Steel

- TWO-STEP CHILD LOCK: This mandatory feature helps prevent unintended use by younger family members, with the option to deactivate it if not needed.
- COMPACT YET POWERFUL: 1200watts of power and 2.0 CU. FT. inside allow for effective, efficient cooking while not taking up valuable kitchen space; glass turntable rotates for optimum cooking
- SENSOR COOKING CONTROLS: Automatically adjusts time and power for delicious cooking results
- WEIGHT AND TIME DEFROST: Simply enter the weight of the food, and the oven automatically sets the optimal defrosting time and power level or set your desired time for defrosting
- CONVENIENT CONTROLS: Simple, one-touch operation with Instant On express cooking controls and multiple cooking modes; kitchen timer, and cooking complete alarms add convenience
GE Countertop Microwave Oven, 1,150-watt Capacity, 1.6 Cubic Ft., 8 Auto Setting Cooking Settings, Child-Lock Technology, Kitchen Essentials for the Countertop, Dorm Room or Apartment, Stainless Steel

- TWO-STEP CHILD LOCK: This mandatory feature helps prevent unintended use by younger family members, with the option to deactivate it if not needed.
- COMPACT YET POWERFUL: 1150 watts of power and 1.6 CU. FT. inside allow for effective, efficient cooking while not taking up valuable kitchen space; glass turntable rotates for optimum cooking
- SENSOR COOKING CONTROLS: Automatically adjusts time and power for delicious cooking results
- WEIGHT AND TIME DEFROST: Simply enter the weight of the food, and the oven automatically sets the optimal defrosting time and power level or set your desired time for defrosting
- CONVENIENT CONTROLS: Simple, one-touch operation with Instant On express cooking controls and multiple cooking modes; kitchen timer, and cooking complete alarms add convenience
Farberware 1.1 Cu. Ft. Countertop Microwave Oven – 1000 Watts Power, Auto Cook Settings, Defrost, Easy Clean and Child Safety Lock – Stainless

- CONVENIENT MICROWAVE: Prepare quick and easy meals in a snap with our powerful microwave. It packs 1000 of output power and features a range of settings for press-and-go speed.
- POWERFUL SETTINGS: This microwave has ten power levels with multi-stage cooking. You can fully customize your cooking with six one-touch options, including popcorn, potato, and pizza. Defrost by weight or by time settings to make quick work of any task.
- PERFECT SIZE: Measuring 1.1 cu ft, this microwave is the ideal small-space solution that offers full-sized cooking in a compact space. It features an easy-to-clean interior and exterior and is perfect for the home or office.
- ALL YOU NEED: This microwave has a clear LED display with a kitchen timer and clock that lets you easily keep track of time. Easy-to-view interior lighting lets you keep an eye on your dish, and a child safety lock adds additional security.
- FARBERWARE: From weeknight favorites to family feasts they’ll never forget, Farberware helps today’s families craft the meals that make memories and bring everyone together.
- 1 through 6-minute Express Cooking quick start controls and Add 30-Seconds control
TOSHIBA ML-EM09PA(BS) Small Microwave Oven with 6 Auto Menus, Mute Function & Child Lock, LED Lighting, Perfect for Apartment, 0.9 Cu Ft, 10.6 Inch Removable Turntable, 900W, Black Stainless Steel

- Two-Step Child Lock: This mandatory safety feature for microwaves helps prevent unintended use by younger family members, plesase open the machine according to the steps shown in the figure.
- Microwave output power 900 watts, input power 1400 watts. External dimensions 18.7x 14.7x 10.7 inches (WxDxH); internal dimensions 12.1 x 10.9 x 7.6 inches (WxDxH); includes 10.6-inch glass turntable.
- 6 Preset Menus: This compact microwave features 6 preset menu options for popular foods like popcorn, pizza, potato and more.
- 11 Unique Power Levels with clock and kitchen timer: Tailor your cooking power levels for greater culinary flexibility, making it an essential kitchen tool. Perfect for everything from deodorization to boiling liquids.
- Easy Defrost & One touch start: Defrost your frozen food by weight or by time. Quick access to start the microwave from 1 to 6 minutes cooking at full power.
- Mute Mode: If you wish to silence the beeping sound that signals the end of cooking, please long press on the button “8” For 3-5 seconds. The buzzer is automatically switched off after a long beep.
GE GCST10A1WSS 1.0 Cu Ft Convection Microwave Oven, 1050W Countertop Air Fry Microwave with Broil & Crisper Pan, Compact Stainless Steel Design

- COMPACT YET POWERFUL: This 1,050-watt & 1.0 CU FT. compact microwave offers the perfect balance of size and convenience, designed to fit perfectly in dorm rooms, offices and kitchens alike
- AIR FRY MODE: Enjoy healthier, crispier versions of your favorite foods with the built-in air fryer that delivers fast, perfectly browned results
- CONVECTION MODE: Enjoy perfectly even browning using convection technology and an elevated rack that lets hot air flow around your food for consistent results
- BROIL MODE: Built-in broiler radiates high heat to sear, caramelize, and finish foods just like a traditional grill rack
- PRESET CONTROLS: Use microwave preset controls like Fries and Nuggets to make operation quick and easy, while ensuring precisely cooked results
- TWO-STEP CHILD LOCK: This mandatory feature helps prevent unintended use by younger family members, with the option to deactivate it if not needed
- GLASS TURNTABLE: Rotates food throughout the cycle for even through cooking of food
GE Countertop Microwave Oven, Compact 1.1 Cubic Ft., 950-watt Capacity, 6 Auto Cooking Settings, Child-Lock Technology, Kitchen Essentials for the Countertop, Dorm Room or Apartment, Stainless Steel

- TWO-STEP CHILD LOCK: This mandatory feature helps prevent unintended use by younger family members, with the option to deactivate it if not needed.
- SPACE-SAVING EXTERIOR, SPACIOUS INTERIOR: 950 watts of power and 1.1 cu. ft. inside allow for effective, efficient cooking while not taking up valuable kitchen space; glass turntable rotates throughout cycles for optimum cooking
- CONVENIENT CONTROLS: Simple, one-touch operation with convenience cooking controls; kitchen timer, child lock controls and cooking complete alarms add convenience
- WEIGHT & TIME DEFROST – Simply enter the weight of the food, and the oven automatically sets the optimal defrosting time and power level or set your desired time for defrosting
- EASY SET UP: Freestanding microwave fits easily on countertop or open shelf, with 39inch power cord
TOSHIBA EM131A5C-SS Countertop Microwave Ovens 1.2 Cu Ft with 12.4″ Removable Turntable Smart Humidity Sensor, 12 Auto Menus Mute Function ECO Mode Easy Clean Interior, 1000W, Silver

- Microwave output power 1000 watts, input power 1600 watts. External dimensions 20.6 x 16.0 x 11.8 inches (WxDxH); internal dimensions 13.1 x 12.4 x 8.3 inches (WxDxH); includes 12.4-inch glass turntable.
- Smart Sensor Technology for Optimal Cooking: Automatically adjusts cooking time and power based on food humidity, ensuring perfectly cooked meals every time. Say goodbye to overcooked or undercooked dishes.
- 6 Preset Menus: This countertop microwave features 6 preset menu options for popular foods like pizza, veggle, sensor reheat and more.
- 10 Unique Power Levels with clock and kitchen timer: Tailor your cooking power levels for greater culinary flexibility, making it an essential kitchen tool. Perfect for everything from deodorization to boiling liquids.
- Easy Defrost & One touch start: Defrost your frozen food by weight or by time. Quick access to start the microwave from 1 to 6 minutes cooking at full power.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Buying Guide
FAQs
What capacity should I choose for a family of four?
A 1.5‑2.0 cu ft microwave, like the Toshiba ML‑EM45PIT or GE 2.0 cu ft model, comfortably fits a 13‑inch pizza and multiple dishes at once. Smaller 1.0‑1.2 cu ft units are fine for couples or limited counter space, but may require reheating in batches. Consider your typical meal size and countertop dimensions before deciding.
How important is inverter or sensor technology for cooking results?
Inverter technology, found in the Toshiba ML‑EM45PIT, delivers continuous power for more even heating and faster defrosting. Sensor cooking, present on most Toshiba and GE models, automatically adjusts time and power based on moisture, reducing the risk of over‑cooking. Both features improve texture and convenience, especially for delicate foods like pizza or vegetables.
Which microwave offers the best value for its power rating?
The Toshiba ML‑EM45P (1200 W) provides a large 1.6 cu ft interior, multiple sensor menus, and a position‑memory turntable at a competitive price point, making it a strong value. GE’s 1.6 cu ft, 1150 W model adds a two‑step child lock and easy‑defrost but is typically priced slightly higher. Compare the feature list against your budget to gauge true value.
Do I need a child lock, and which models include it?
A child lock is essential for households with young children to prevent accidental operation. Toshiba models (ML‑EM45PIT, ML‑EM09PA) and all GE microwaves listed include a two‑step child lock, while Farberware and some basic Toshiba units may lack this safety feature. Choose a model with a lock if safety is a priority.
How do the turntable sizes affect cooking flexibility?
Larger turntables, such as the 13.6‑inch glass turntable on Toshiba’s 1.6 cu ft models, accommodate bigger plates and pizzas without needing to rotate manually. Smaller units like the Toshiba ML‑EM09PA have a 10.6‑inch turntable, which is sufficient for standard plates but may limit larger dishes. Match turntable size to the cookware you use most often.
Is there a noticeable performance difference between 900 W and 1250 W microwaves?
Higher wattage microwaves, like the 1250 W Toshiba ML‑EM45PIT, heat food faster and provide more consistent results, especially for bulk cooking or defrosting large items. A 900 W model, such as the Toshiba ML‑EM09PA, is adequate for everyday reheating but may require longer cook times. If speed and uniformity are important, opt for the higher‑wattage option.
What extra cooking modes should I look for beyond basic microwaving?
Some GE models (GCST10A1WSS) include convection, air‑fry, and broil modes, turning the microwave into a multi‑function appliance for crisping and browning. Toshiba and Farberware focus on sensor cooking and preset menus without additional modes. If you want air‑fry or convection capabilities, choose a model that explicitly lists those functions.
How does price relate to long‑term durability and warranty coverage?
Generally, higher‑priced models from reputable brands like Toshiba and GE come with longer warranty periods and sturdier construction, which can reduce repair costs over time. Budget‑friendly options such as Farberware may have shorter warranties but still offer solid basic performance. Weigh the initial cost against expected usage frequency and the manufacturer’s support policy.