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Here Are The Top 10 Best Energy-efficient Air Conditioners As Of April, 2021

This list made of the latest energy-efficient air conditioners includes only air conditioners that satisfy these specs:

  • They must have an energy-efficiency ratio (EER) of 11 or above, which is kind of rare, and a similar combined energy-efficiency ratio (CEER)
  • They may, but do not necessarily have to be Energy-Star accredited
  • When not specified, Energy Star efficiency ratings specified in annual cost are generally based on a 12 cents per Kwh electricty rate and 8-hour-per-day use over 3 months)


The List:

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Alpha
Rank:
#1
Our
Score:
4.5
Confidence
Level:
High
Considering this energy-efficient air conditioner's aggregate ranking of 90%, we believe that the Frigidaire FFRA081ZAE is currently Alphachooser's best energy-efficient air conditioner 2021. Furthermore, we think that our sample of 7710 reviews from multiple sources gives us a high confidence level (more on confidence levels) that justifies labelling it a "no-brainer best choice."

Frigidaire FFRA081ZAE

  • Window Mounting Kit
  • Energy Star Compliant
  • Fits 115-120V Power Outlets
Alpha
Rank:
#2
Our
Score:
4.5
Confidence
Level:
High
With its 4.5 stars computed from 5952 reviews, here is what we consider second best energy-efficient air conditioner. * By the way, this list is based on a full analysis of hundreds of energy-efficient air conditioner reviews from around the web.

Midea MAW05M1BWT

  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets
Alpha
Rank:
#3
Our
Score:
4.5
Confidence
Level:
High

Frigidaire FFRA051WAE

  • Window Mounting Kit
  • Energy Star Compliant
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets
Alpha
Rank:
#5
Our
Score:
4.4
Confidence
Level:
Great

LG LW8017ERSM

  • Window Mounting Kit
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Alexa-compatible
  • Remote control
  • Fits 115-120V Power Outlets
You Should Also Check Out: Top 10 Best Smart Air Conditioners 2021
Alpha
Rank:
#6
Our
Score:
4.4
Confidence
Level:
Great

LG LW6017R

  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets
Alpha
Rank:
#7
Our
Score:
4.4
Confidence
Level:
Great

LG LW1216ER

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets
Alpha
Rank:
#8
Our
Score:
4.4
Confidence
Level:
Great

LG LW1516ER

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets
Alpha
Rank:
#9
Our
Score:
4.4
Confidence
Level:
Great

LG LW8016ER

  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets
Alpha
Rank:
#10
Our
Score:
4.5
Confidence
Level:
High

Frigidaire FFRE0833U1

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Friedrich Chill Premier CCW10B10A

  • Through-the-wall Installation
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Remote control
  • Fits 115-120V Power Outlets
You Should Also Check Out: Top 10 Best Wall Air Conditioners 2021

More energy-efficient air conditioners, sorted by the latest model first:

Tosot Tranquility 8000 BTU

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets
You Should Also Check Out: Top 10 Best Quiet Air Conditioners 2021

Friedrich CCF06A10A

  • Window Mounting Kit
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Alexa-compatible
  • Remote control
  • Fits 115-120V Power Outlets

Cooper and Hunter Dakota CH-24DKT230VI

  • Energy Star Compliant
  • Wi-Fi Enabled
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

Cooper and Hunter Dakota CH-18DKT230VI

  • Energy Star Compliant
  • Wi-Fi Enabled
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

Cooper and Hunter Dakota CH-12DKT230VI

  • Energy Star Compliant
  • Wi-Fi Enabled
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

Cooper and Hunter Dakota CH-09DKT230VI

  • Drain Condensate Evacuation
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

Friedrich CCF05A10A

  • Window Mounting Kit
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Alexa-compatible
  • Remote control
  • Fits 115-120V Power Outlets

Frigidaire FFRE123WAE

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Koldfront WAC12003WCO

  • Energy Star Compliant
  • Remote control
  • Dehumidification Mode
  • Fits 115-120V Power Outlets

Friedrich CCF10A10A

  • Window Mounting Kit
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Alexa-compatible
  • Remote control
  • Fits 115-120V Power Outlets

Friedrich CCF12A10A

  • Window Mounting Kit
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Alexa-compatible
  • Remote control
  • Fits 115-120V Power Outlets

Friedrich CCF08A10A

  • Window Mounting Kit
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Alexa-compatible
  • Remote control
  • Fits 115-120V Power Outlets

Frigidaire FFRE083WAE

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Tosot Chalet 10000-BTU

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

Tosot Chalet 8000-BTU

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

Frigidaire FFRA051ZA1

  • Window Mounting Kit
  • Energy Star Compliant
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Frigidaire FFRE103WAE

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Frigidaire FFRE063ZA1

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Frigidaire FFRE103ZA1

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Frigidaire FFRE083ZA1

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Frigidaire FFRE053ZA1

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

SoleusAir WS2-10E-201

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Dehumidification Mode
  • Fits 115-120V Power Outlets

Koldfront CAC8000W

  • Energy Star Compliant
  • Remote control
  • Dehumidification Mode
  • Fits 115-120V Power Outlets

Frigidaire FFRE0633U1

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Amana AMAP081BW

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

Haier ESAQ406T

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

Gree VIR18HP230V1B

  • Energy Star Compliant
  • Wi-Fi Enabled
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

Gree VIR24HP230V1B

  • Energy Star Compliant
  • Wi-Fi Enabled
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

Gree VIR12HP230V1B

  • Energy Star Compliant
  • Wi-Fi Enabled
  • Remote control
  • With Built-in Heater
  • Fits 115-120V Power Outlets
  • Fits 230-240V Power Outlets

Gree VIR09HP230V1B

  • Energy Star Compliant
  • Wi-Fi Enabled
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

LG LW1816HR

  • Energy Star Compliant
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

Emerson EARC12RE1

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

Frigidaire FGRC1044T1

  • Window Mounting Kit
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Alexa-compatible
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Frigidaire FGRC1244T1

  • Window Mounting Kit
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Alexa-compatible
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

LG LW1217ERSM

  • Window Mounting Kit
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Alexa-compatible
  • Remote control
  • Fits 115-120V Power Outlets

LG LW1017ERSM

  • Window Mounting Kit
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Alexa-compatible
  • Remote control
  • Fits 115-120V Power Outlets

LG LW1216HR

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

LG LW8016HR

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • With Built-in Heater
  • Fits 115-120V Power Outlets

LG LW1016ER

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

SoleusAir WS2-18E-201

  • Energy Star Compliant
  • Remote control
  • Dehumidification Mode
  • Fits 230-240V Power Outlets

Frigidaire FGRQ0633U1

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

Perfect Aire 4PAC6000

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

Keystone KSTAW10B

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

Perfect Aire 4PMC5000

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

Frigidaire FFRE1233S1

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Frigidaire FFRE0833S1

  • Through-the-wall Installation
  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Anti-bacterial Filter
  • Fits 115-120V Power Outlets

Perfect Aire 4PAC15000

  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Fits 230-240V Power Outlets

Whynter ARC-122DHP

  • Dual-hose
  • Drain Condensate Evacuation
  • Energy Star Compliant
  • Remote control
  • Dehumidification Mode
  • With Built-in Heater
  • Fits 115-120V Power Outlets

Friedrich Kuhl+ ES12N33B

  • Through-the-wall Installation
  • Energy Star Compliant
  • Wi-Fi Enabled
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

Friedrich CP18G30B

  • Through-the-wall Installation
  • Energy Star Compliant
  • Remote control
  • Fits 230-240V Power Outlets

Friedrich CP10G10B

  • Through-the-wall Installation
  • Energy Star Compliant
  • Remote control
  • Fits 115-120V Power Outlets

LG LW1215HR

  • Energy Star Compliant
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

NewAir AC-10100E

  • Self-evaporative drainage
  • Drain Condensate Evacuation
  • Window Mounting Kit
  • Energy Star Compliant
  • Remote control
  • Dehumidification Mode
  • Fits 115-120V Power Outlets

Senville SENA/18HF

  • Energy Star Compliant
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

Senville SENA/24HF

  • Energy Star Compliant
  • Remote control
  • With Built-in Heater
  • Fits 230-240V Power Outlets

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