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10 Best energy efficient air conditioners of 2026

Save up to 57% off
  • Best Choice

    1

    Humhold 14000 BTU Portable Air Conditioners with Remote Control, 3-in-1 Free Standing Cooling AC Unit with Fan & Dehumidifier, Cools Room up to 700 sq.ft, Smart/Sleep Mode,3 Speed,Auto Swing,24H Timer
    Clicked 166 times in the last month
    HUMHOLD

    Humhold 14000 BTU Portable Air Conditioners with Remote Control, 3-in-1 Free Standing Cooling AC Unit with Fan & Dehumidifier, Cools Room up to 700 sq.ft, Smart/Sleep Mode,3 Speed,Auto Swing,24H Timer

    11% Off
    • floor area:700 Square Feet
    • special features:Portable, Led Display, Dehumidifier
    • noise level:48 dB
    • voltage:115 Volts
    • cooling capacity:14,000 BTU
    9.8
    Exceptional
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  • Value for Money

    2

    DREO Portable Air Conditioners, 8000 BTU ASHRAE (5000 BTU DOE) Smart AC Unit for Bedroom with Drainage-free Cooling, 45dB Quiet, APP/Voice/Remote, Portable AC for Room Indoors, AC318S
    DREO

    DREO Portable Air Conditioners, 8000 BTU ASHRAE (5000 BTU DOE) Smart AC Unit for Bedroom with Drainage-free Cooling, 45dB Quiet, APP/Voice/Remote, Portable AC for Room Indoors, AC318S

    11% Off Limited Time Deal
    • floor area:150 Square Feet
    • special features:Voice control, App integration
    • noise level:45 dB
    • voltage:115 Volts
    • cooling capacity:8000 BTU ASHRAE
    9.7
    Exceptional

  • 3

    Amazon Basics 5000-BTU Window Air Conditioner with Quiet Operation, Up to 150 Sqf, Cool and Fan Functions, Washable Filter, Adjustable Window Kit, Intuitive Mechanical Controls, for Small Room, White
    Amazon Basics

    Amazon Basics 5000-BTU Window Air Conditioner with Quiet Operation, Up to 150 Sqf, Cool and Fan Functions, Washable Filter, Adjustable Window Kit, Intuitive Mechanical Controls, for Small Room, White

    9.6
    Exceptional
    Our Rating

  • 4

    Shinco 8,000 BTU Portable Air Conditioner, AC Unit with Built-in Cool, Dehumidifier & Fan Modes for Room up to 350 sq.ft, Conditioner Remote Control, 24 Hour Timer, Installation Kit
    Shinco

    Shinco 8,000 BTU Portable Air Conditioner, AC Unit with Built-in Cool, Dehumidifier & Fan Modes for Room up to 350 sq.ft, Conditioner Remote Control, 24 Hour Timer, Installation Kit

    9.5
    Excellent
    Our Rating

  • 5

    Midea 10,000 BTU U Shaped Smart Inverter Window Air Conditioner - Cools 450 Sq Ft, Ultra Quiet with Open Window Flexibility - Alexa/Google Assistant Compatible - 35% Energy Savings, Remote (Updated)
    Midea

    Midea 10,000 BTU U Shaped Smart Inverter Window Air Conditioner - Cools 450 Sq Ft, Ultra Quiet with Open Window Flexibility - Alexa/Google Assistant Compatible - 35% Energy Savings, Remote (Updated)

    9.4
    Excellent
  • See Today’s Deals & Prices

  • 6

    14,000 BTU Portable Air Conditioner Cools Up to 700 Sq.Ft, 3-IN-1 Energy Efficient Portable AC Unit with Remote Control & Installation Kits for Large Room, Campervan, Office, Temporary Space
    DOMANKI

    14,000 BTU Portable Air Conditioner Cools Up to 700 Sq.Ft, 3-IN-1 Energy Efficient Portable AC Unit with Remote Control & Installation Kits for Large Room, Campervan, Office, Temporary Space

    22% Off
    9.3
    Excellent

  • 7

    MEPTY Swamp Cooler, Windowless Portable Air Conditioners with Oscillation, Evaporative Air Cooler with Remote,12H Timer, Air Cooler Fan with 3Modes&Speeds for Bedroom Indoor Room
    MEPTY

    MEPTY Swamp Cooler, Windowless Portable Air Conditioners with Oscillation, Evaporative Air Cooler with Remote,12H Timer, Air Cooler Fan with 3Modes&Speeds for Bedroom Indoor Room

    57% Off
    9.0
    Excellent

  • 8

    Uhome Portable Air Conditioner, 8000 BTU Compact AC Unit with Cooling, Dehumidifier, Fan, Remote Control and Window Mount Kit Included, White
    Uhome

    Uhome Portable Air Conditioner, 8000 BTU Compact AC Unit with Cooling, Dehumidifier, Fan, Remote Control and Window Mount Kit Included, White

    • floor area:200 Square Feet
    • special features:Fan, Cooling, Dehumidifier
    • noise level:55 dB
    • voltage:115 Volts
    • cooling capacity:8,000 BTU
    8.9
    Very Good
    Our Rating

  • 9

    BLACK+DECKER Portable Air Conditioner, 8,500 BTU (5,100 BTU SACC) for Rooms Up To 350 Sq. Ft., Portable AC with Full Function Remote Control & Window Kit, BPACT05SM, White
    BLACK+DECKER

    BLACK+DECKER Portable Air Conditioner, 8,500 BTU (5,100 BTU SACC) for Rooms Up To 350 Sq. Ft., Portable AC with Full Function Remote Control & Window Kit, BPACT05SM, White

    11% Off
    8.8
    Very Good

  • 10

    Midea 5,000 BTU EasyCool Small Window Air Conditioner - Cool up to 150 Sq. Ft. with Easy-to-Use Mechanical Controls and Reusable Filter, Perfect for Small Bedroom, Living Room, Home Office
    Midea

    Midea 5,000 BTU EasyCool Small Window Air Conditioner - Cool up to 150 Sq. Ft. with Easy-to-Use Mechanical Controls and Reusable Filter, Perfect for Small Bedroom, Living Room, Home Office

    8.7
    Very Good
    Our Rating