Most Energy-Efficient Small Kitchen Appliances (8 Picks for 2026)

A full-size oven is the least efficient way to cook one meal. It heats a large metal box for 15 minutes before your food goes in.

Small appliances heat a small space, or the pan itself, so they waste far less. Here are eight that cook efficiently, and one gadget that shows what each appliance really uses.

The short version: Replace a burner with the Duxtop 9600LS induction cooktop; induction is up to three times more efficient than gas. Boil water in the Cuisinart PerfecTemp kettle instead of a pot. Then plug things into a Kasa EP25 energy-monitoring smart plug to see what they really use.

Why Small Appliances Save Energy

Energy use is power multiplied by time. A small appliance saves energy in two ways.

• It heats less. A toaster oven or air fryer heats a few liters of air, not a full oven cavity.
• It runs for less time. Small spaces heat quickly, so there is little or no preheating.

Some appliances heat the food or pan directly. Induction heats the pan through a magnetic field. A microwave heats the water in the food. A kettle puts the heating element right in the water.

The U.S. Department of Energy puts the gap plainly: induction appliances are up to three times more efficient than gas stoves. A single portable induction burner is also the cheapest way to try it without replacing a stove.

Our Picks at a Glance

• Most efficient extra burner: Duxtop 9600LS Portable Induction CooktopJump to review ↓
• Best electric kettle: Cuisinart PerfecTemp Cordless Electric Kettle CPK-17P1Jump to review ↓
• Best small air fryer: Cosori Lite 2.1-Quart Air FryerJump to review ↓
• Best oven replacement: Breville Mini Smart Oven BOV450XLJump to review ↓
• Best for long-cooking foods: Instant Pot Duo Mini 3-QuartJump to review ↓
• Best low-wattage rice cooker: Zojirushi Micom 3-Cup NS-LGC05Jump to review ↓
• Best small microwave: Toshiba 0.9 Cu Ft Microwave ML-EM09PAJump to review ↓
• Best energy monitor: Kasa Smart Plug EP25 With Energy Monitoring, 4-PackJump to review ↓

Appliance	Power	Replaces	Why It Saves Energy
Duxtop 9600LS	1800 W	A stove burner	Heats the pan directly
Cuisinart CPK-17P1	1500 W	A pot of water on the stove	Element sits in the water
Cosori Lite 2.1 qt	900 W	The oven for small portions	Tiny cooking space, no preheat
Breville Mini Smart Oven	1800 W	The full oven	Small cavity heats fast
Instant Pot Duo Mini	700 W	Hours of simmering	Pressure cuts cooking time
Zojirushi NS-LGC05	450 W	A pot on the stove	Low wattage, sealed lid
Toshiba ML-EM09PA	900 W	Oven or stove for reheating	Heats the food, not the air
Kasa EP25	Monitors up to 1.8 kW	Guesswork	Shows real energy use

1. Duxtop 9600LS Portable Induction Cooktop: Most Efficient Extra Burner

Induction is the most efficient way to heat a pan. Gas loses most of its heat around the sides of the pot, and a coil heats itself before it heats the pan. Induction skips both by heating the pan directly, so far more of the energy ends up in your food.

A portable burner gets you those savings without replacing your stove. We recommend the Duxtop because it gets the details right. Its 20 power levels let you hold a true low simmer, which cheaper burners struggle with, and it is compact enough to live in a cupboard.

It also stops heating the moment you lift the pan, so no energy goes into an empty burner. If you leave it on with no pan, it shuts itself off after about a minute.

You need magnetic cookware. Cast iron and most stainless steel work. See how to use non-induction cookware on an induction cooktop and how to choose energy-efficient cookware.

Who should buy it: Renters and anyone with an old coil or gas stove.

2. Cuisinart PerfecTemp Cordless Electric Kettle CPK-17P1: Best Electric Kettle

An electric kettle is one of the most efficient ways to heat water. The element sits in the water, so almost no heat escapes around the sides like it does from a pot on a burner.

We like the Cuisinart PerfecTemp because it boils quickly for its 1.7-liter size, and its presets stop you heating water further than you need. Green tea wants about 175°F, not a full boil, and a French press about 200°F.

Boil only the water you need. A full 1.7-liter kettle for one cup of tea wastes energy. See how electric kettles work and how to clean an electric kettle, since scale buildup slows heating.

Who should buy it: Tea and coffee drinkers who boil water daily.

3. Cosori Lite 2.1-Quart Air Fryer: Best Small Air Fryer

An air fryer is a small convection oven. For one or two portions, it cooks faster than a full oven and needs little or no preheat.

The Cosori Lite runs at just 900 watts, half of many larger air fryers. Its 2.1-quart basket fits one portion, so you are not heating space you do not use.

Bigger is not better for efficiency. A 6-quart air fryer heats three times the space to cook the same single portion.

For more air fryer options, see the best air fryers under $100, and keep it working well with how to clean an air fryer basket.

Who should buy it: Solo cooks who use the oven for small portions.

4. Breville Mini Smart Oven BOV450XL: Best Oven Replacement

A toaster oven does most of what a full oven does, in a fraction of the space. A full oven heats several cubic feet of air for one tray of food. A compact oven heats a box not much bigger than the tray, so it is ready in minutes and runs for less time.

The Breville Mini Smart Oven has a small cavity that heats quickly. Breville’s Element IQ system directs power to the elements that need it for each setting.

It fits a quarter sheet pan, which is right for a single portion of roasted vegetables or a small batch of cookies. It is not the cheapest toaster oven, but it heats more evenly than budget models, so you are less likely to run it longer to finish food that browned unevenly.

For more models, see the best small ovens and toaster ovens.

Who should buy it: Anyone who uses the full oven for small portions.

5. Instant Pot Duo Mini 3-Quart: Best for Long-Cooking Foods

Some foods take hours on the stove: dried beans, tough cuts of meat and stock. An electric pressure cooker cooks them in a fraction of the time.

Pressure raises the boiling point of water, so food cooks hotter and faster. The pot is sealed and insulated, so little heat escapes.

The 3-quart Duo Mini suits one or two people. A 6-quart pot is more popular, but it heats twice the space for a small batch. See how many watts an Instant Pot uses for more on its power draw.

Who should buy it: Anyone who cooks beans, grains or stews often.

6. Zojirushi Micom 3-Cup NS-LGC05: Best Low-Wattage Rice Cooker

This rice cooker runs at just 450 watts. That is a quarter of a typical stove burner’s power, and the lid stays sealed so heat stays in.

A rice cooker also stops you leaving a pot simmering longer than needed. It switches to keep-warm the moment the rice is done.

It cooks as little as half a cup of rice, so you are not cooking more than you will eat. See how to cook rice in a rice cooker and the best rice cooker for brown rice.

Who should buy it: Solo cooks who eat rice several times a week.

7. Toshiba 0.9 Cu Ft Microwave ML-EM09PA: Best Small Microwave

A microwave heats the water in food rather than the air around it. For reheating and steaming vegetables, it uses far less energy than an oven or stovetop.

The Toshiba ML-EM09PA is a compact 0.9 cubic foot model at 900 watts. Its 10.6-inch turntable fits a standard dinner plate, unlike some 0.7 cubic foot models.

It has a mute button and child lock, plus six auto menus for common jobs like popcorn and reheating.

Use the microwave for what it does best: reheating, steaming and defrosting. For browning and crisping, the air fryer or toaster oven is better.

Who should buy it: Anyone who reheats leftovers on the stove or in the oven.

8. Kasa Smart Plug EP25 With Energy Monitoring, 4-Pack: Best Energy Monitor

You cannot save energy you cannot see. An energy-monitoring plug shows what each appliance uses, in real time and over weeks.

Plug your kettle, coffee maker or rice cooker into the Kasa EP25, and the app shows how many kilowatt-hours each one uses, live and as daily, weekly and monthly totals. You might find that a coffee maker’s warming plate or a rice cooker left on keep-warm uses more than you thought.

We like the Kasa because it needs no hub or subscription, and the 4-pack covers the main appliances in a small kitchen. Keep the toaster oven and induction burner off it, though; at 1800 watts they sit right at the plug’s limit.

It also catches standby power. Many appliances draw a little power all day when switched off but still plugged in. Schedule the plug to cut power overnight.

Who should buy it: Anyone who wants to measure, not guess, their energy use.

Which Appliance for Which Job?

Job	Most Efficient Option	Avoid
Boil water	Electric kettle	A pot on a gas burner
Reheat leftovers	Microwave	The full oven
Roast one portion	Air fryer or toaster oven	The full oven
Simmer or sauté	Induction burner	Old coil burner
Cook beans or stew	Pressure cooker	Hours of simmering
Cook rice	Rice cooker	Uncovered pot
Bake a big batch	Full oven, filled	Several toaster oven runs

The full oven still makes sense for big batches. If you fill both racks with roasting trays, it can be efficient. It is wasteful for one tray.

Watts vs Time: How to Read Energy Use

A higher wattage does not mean more energy used. Energy is power multiplied by time.

An 1800-watt induction burner might boil a quart of water in about five minutes. A 1200-watt coil burner might take ten. In that case, the induction burner uses less total energy.

To estimate cost, use this formula: watts x hours ÷ 1,000 = kWh. Then multiply kWh by your electricity rate.

For example, a 900-watt air fryer running for 20 minutes uses 0.3 kWh. At 17 cents per kWh, that costs about 5 cents.

Standby Power: The Hidden Drain

Many kitchen appliances draw power even when switched off. Clocks, displays, chargers and warming plates all count.

• Unplug rarely used appliances. The waffle maker and slow cooker do not need to stay plugged in.
• Use a smart plug or power strip. Cut power to a coffee station overnight.
• Turn off keep-warm functions. Rice cookers and kettles use energy to hold heat.

Efficient Habits With Any Appliance

• Match the appliance to the portion. Use the toaster oven for one tray, not the full oven.
• Do not preheat longer than needed. Small appliances often need no preheat at all.
• Keep lids on. Covered pots boil faster and use less energy.
• Keep appliances clean. Scale in a kettle and grease in an air fryer slow heating.
• Cook in batches. Cook two meals at once while the appliance is hot.

For more ideas, see how to reduce kitchen energy use in a small apartment.

A Week of Efficient Cooking for One

Here is how these appliances fit into a normal week without the big oven or more than one burner.

Sunday prep: Cook a pot of beans or a stew in the Instant Pot, and a batch of rice in the rice cooker. Portion them into containers; see easy meal prep ideas for one person and the best airtight food storage containers.

Weeknight dinners: Roast a chicken thigh and vegetables in the air fryer or toaster oven in about 20 minutes. Sauté greens on the induction burner while it cooks.

Leftovers: Reheat in the microwave rather than the oven. It takes two minutes instead of fifteen.

Mornings: Boil just enough water in the kettle for tea, coffee or oats.

That routine uses a fraction of the energy of preheating a full oven most nights. It also keeps a small apartment cooler in summer. For more ideas, see how to cook a full meal with only two burners.

What About Energy Star?

ENERGY STAR covers fridges, freezers and dishwashers, but not countertop appliances like these. For certified compact fridges and dishwashers, see the best compact Energy Star appliances for small kitchens.

For countertop appliances, use the habits above and the right size for your household.

Efficient Appliances in a Small Kitchen

Two or three of these appliances can replace the full stove and oven for most solo cooks. An induction burner, a toaster oven and a kettle cover nearly every meal.

That also frees up space. See best small kitchen appliances for cooking for one and countertop organization ideas for a small kitchen to fit them in.

Greener Swaps Beyond Appliances

Efficient appliances are one part of a greener kitchen. Non-electric tools, reusable storage and the right cookware matter too.

See eco-friendly alternatives to common kitchen appliances and best cookware sizes for cooking for one.

Related Guides

• Coolest Kitchen Appliances to Buy
• NuWave Induction Cooktop Review
• Best Induction Cooktop for the Money
• What Is an Instant Pot
• NuWave Oven vs Air Fryers
• Best Tea Kettle for Gas Stove
• Best Cookware for Induction Cooktop

Frequently Asked Questions

What is the most energy-efficient way to cook at home?

For small meals, a countertop appliance that heats a small space or heats the pan directly is usually most efficient. Induction burners, microwaves, electric kettles, toaster ovens and air fryers all beat a full oven for single portions.

Is induction more efficient than gas or electric?

Yes. Induction is up to three times more efficient than gas and up to 10% more efficient than a smooth-top electric range, because it heats the pan directly instead of the air around it.

Do small appliances have Energy Star ratings?

Mostly no. ENERGY STAR covers fridges, freezers and dishwashers, but not toaster ovens, air fryers, kettles or microwaves. Judge countertop appliances by size, wattage and how long they run.

Does a high-wattage appliance always use more energy?

No. Energy use is watts multiplied by time. An 1800-watt induction burner that boils water in a few minutes can use less energy than a lower-wattage coil that takes much longer.

How can I see how much energy an appliance uses?

Plug it into an energy-monitoring smart plug, such as the Kasa EP25. The app shows real-time and historical power use, so you can compare appliances and spot ones that draw power on standby.