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  • Guide to Energy Efficient Appliances
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Guide to Buying Energy-Efficient Appliances

Guide to Energy-Efficient Appliances

Do you know when the best time to buy appliances is? Most people wait until September or May when manufacturers release their new models, but you may need to buy a new or used appliance at any time, and it’s good to be prepared. We know what you’ll want to look for before you buy, or even before your appliance breaks and you’re wildly searching around for appliance deals.

Select the energy-efficient appliance buying guide you need

We’ve put together a list of how to shop for the most energy-efficient appliances to help you make the best of your new or used purchase. Each appliance buying guide includes tips on how to read your appliance’s energy guide label, what to look for in an energy-efficient appliance, and which models work best for your budget.

Guide to Buying Energy Efficient Refrigerators
Guide to Buying Energy Efficient Stoves and Ovens
Guide to Buying Energy Efficient Dishwashers
Guide to Buying Energy Efficient Air Conditioners
Guide to Buying Energy Efficient Generators
energy efficient tv

Additional Energy-Efficient Appliance Resources

When buying appliances, a cheap price doesn’t necessarily mean it will be cheap to use. Energy efficiency plays a large part in determining the cost of owning and operating a home appliance. By reading EnergyStar ratings and energy guide labels, homeowners can quickly find the most energy-efficient appliances out there, and start saving money, simply by saving energy. Check out our energy-efficient appliance comparisons below!

Gas vs. Electric Dryers


Which is More Energy Efficient:
Gas vs. Electric Dryers

Find out how each style of dryer works, and which can serve your energy needs best.


Toaster Oven vs. Microwave


Which is More Energy Efficient? 
Toaster Oven vs. Microwave

In an epic energy-efficiency battle between three appliances, a clear winner is chosen. Which one will it be?


Choosing a Space Heater

Home Energy Savings Series: 
Choosing a Space Heater

When the weather gets cold, is it wise to invest in a portable space heater? Read about the benefits of space heaters and which are the safest for your home.


Gas vs. Electric Water Heaters


Which is More Energy Efficient?
Gas vs. Electric Water Heaters

Reduce your energy usage by choosing a water heater that best suits your budget now, and later.


Boiler vs. Furnace


Which Is More Energy Efficient?
Boiler vs. Furnace

A furnace and boiler aren’t the same, and each has different energy benefits. See how they can help your energy footprint.


Instant Pot® vs. Crock-Pot®


Which is More Energy Efficient?
Instant Pot® vs. Crock-Pot®

Watch out Crock-Pots, there's a new slow cooker in town, and it just might be the energy-efficient appliance you've been wanting.


Top-load vs. Front-load Washers


Which is More Energy Efficient:
Top-load vs. Front-load Washers

Not all washers are created equal! Find the most efficient washing machine model out there, and start saving energy.


Electric vs. Gas Grills


Which is More Energy Efficient:
Electric vs. Gas Grills

It’s a "hot" debate on which grill produces a better taste, but what about energy efficiency?


Tankless vs. Traditional Water Heaters


Which is More Energy Efficient? 
Tankless vs. Traditional Water Heaters 

Tankless water heaters have a lot of energy-efficient benefits. Compare and see if a tankless water heater is worth the switch.


Gas vs. Wood-Burning vs. Electric Fireplaces


Which is More Energy Efficient?
Gas vs. Wood-Burning vs. Electric Fireplaces

Wood and gas and electric, oh my! Find the best fireplace model for your energy budget.
 


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© 2025 Constellation. The offerings described herein are those of either Constellation NewEnergy, Inc., Constellation NewEnergy-Gas Division, LLC, Constellation Connect, LLC or Constellation Home Products & Services, LLC (d/b/a Constellation Home in Maryland and d/b/a Constellation in Georgia, Pennsylvania and Texas), each affiliates of each other. The prices of Constellation are not regulated by any state Public Utility Commission. You do not have to buy Constellation electricity, natural gas or any other products to receive the same quality regulated service from your local utility. Brand names and product names are trademarks or service marks of their respective holders. All rights reserved. 

Electricity or Gas Supplier License/Order #s and Home Services #s: CA 1359, CTA0032; CT 06-07-11, 01-06; DE 00-162; DC GA06-2, EA01-5; GA GM-46; IL 16-0205, 17-0330; IA G-0010; ME 2000-989; MD IR-655, IR-311, IR-500; MA GS-030, CS-015; MI U-14867, U-13660; NE NG-0043; NH DM 17-024; NJ GSL-0101, ESL-0016; OH 09-153G, 00-003E; PA A-125095, A-110036; OR ES4, RI 2379(Z1), D-96-6(E); TX 10014, B07305101; VA G-26, G-51, E-11A; TX Licenses HVAC TACLA 00107498R, Electrical TECL 343159, Service Plan TSCP #684, Plumbing #43217; GA REG CN-211051