Most Efficient Portable Air Conditioner Top 10 Reviewed & Rated

Most Efficient Portable Air Conditioner We compared 10 top of the line Most Efficient Portable Air Conditioner over the latter 2 years. Check out which Most Efficient Portable Air Conditioner is best. You can also Filter by model, v type, country region of manufacture and Most Efficient Portable Air Conditioner models or choose one of our Most Efficient Portable Air Conditioner editorial picks.


Most Efficient Portable Air Conditioner – Buyer's Guide
We keep receiving tons of questions of readers who are going to buy these stuffs, eg:

What is the Most Efficient Portable Air Conditioner for 2021, 2020, for 2019 or even 2018 (old models)?
What is the Most Efficient Portable Air Conditioner to buy?
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or even What is the best affordable (best budget, best cheap or even best expensive!!!)
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Before deciding to buy any stuffs, make sure you research and read carefully the buying guide somewhere else from trusted sources. Good news, we use Big Data and AI to solve the issue. We use our own invented, special algorithms to generate lists of the best brands and give them our own Scores to rank from 1st to 10th.

You could see the Top Most Efficient Portable Air Conditioner of 2021 above. The lists of best items are updated regularly, so you can be sure that the information provided is up-to-date.

You may read more about us to know what we have achieved so far. Don’t hesitate to contact us if something’s wrong or mislead information.

Most Efficient Portable Air Conditioner

SaleBestseller No. 1
Black + Decker BPACT08WT Portable Air Conditioner, 8,000 BTU
5,350 Reviews
Black + Decker BPACT08WT Portable Air Conditioner, 8,000 BTU
  • QUIET & POWERFUL - Our 5,000 BTU DOE (8,000 BTU ASHRAE) compact air conditioner (16.5 x 11.5 x 26 in,) will keep you cool and comfortable all summer. An adjustable fan speed cools the air to 65°F at the coolest setting. Sleep mode makes it extra quiet while you rest
  • PERFECT FOR SMALL ROOMS - This floor-standing portable AC unit provides steady, fast, effective cooling for rooms up to 150 sq. ft. It’s the ideal small air conditioner for dorms, apartments, cabins, campers, offices, bedrooms, or living rooms
  • SIMPLE & QUICK TO INSTALL – Just wheel this portable air conditioner into any room with a double hung or sliding window. Attach the included hose (4’ 11”) & window adapter, & plug it in to an outlet! At the end of the season, just unhook & store
  • EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back
  • 3-in-1 FUNCTIONALITY - Combines 3 energy efficient functions for all of your cooling & ventilation needs with cool, fan, & dehumidifying modes all in one machine. Bucket-less, self-evaporating operation makes your living space cool, clean and dry
SaleBestseller No. 2
Whynter ARC-14S 14,000 BTU Dual Hose Portable Air Conditioner, Dehumidifier, Fan with Activated Carbon Filter Plus Storage Bag for Rooms up to 500 sq ft, Platinum and Black
4,478 Reviews
Whynter ARC-14S 14,000 BTU Dual Hose Portable Air Conditioner, Dehumidifier, Fan with Activated Carbon Filter Plus Storage Bag for Rooms up to 500 sq ft, Platinum and Black
  • 14,000 BTU (ASHRAE) / 9,500 BTU (SACC) cooling capacity
  • Award Winning: 1. Good Housekeeping's "2020 Best Overall" and "can cool down a room faster than other portable units" 2. Consumer Report's 2020 Highest Score; UL listed
  • Dual hose operation; Cools up to a 500 square feet space(ambient temperature and humidity may influence optimum performance); Dehumidifying capacity: 71 pints per day; Air Flow (at high speed): 430 m3/h / 253 CFM; 3 fan speeds
  • Three operational modes: Air conditioner, dehumidifier or fan; Cooling capacity 14000 BTU (ASHRAE-128 Standard) / 9500 BTU (DOE+ 2017 Standard); Maximum power consumption: 1300 W / 11.6 A.
  • Eco-friendly CFC free Green R-32 refrigerant; Extendable exhaust hose (up to 60″); Window kit dimension: 6.5″ W x 20″ L (minimum), 46″ (maximum); Unit dimensions: 19″ W x 16″ D x 35.5″ H
Bestseller No. 3
Black + Decker BPACT10WT Portable Air Conditioner, 10,000 BTU
4,636 Reviews
Black + Decker BPACT10WT Portable Air Conditioner, 10,000 BTU
  • QUIET & POWERFUL - Our 6,000 BTU DOE (10,000 BTU ASHRAE) compact air conditioner (16.5 x 11.5 x 26 in,) will keep you cool and comfortable all summer. An adjustable fan speed cools the air to 65°F at the coolest setting. Sleep mode makes it extra quiet while you rest
  • PERFECT FOR SMALL ROOMS - This floor-standing portable AC unit provides steady, fast, effective cooling for rooms up to 150 sq. ft. It’s the ideal small air conditioner for dorms, apartments, cabins, campers, offices, bedrooms, or living rooms
  • SIMPLE & QUICK TO INSTALL – Just wheel this portable air conditioner into any room with a double hung or sliding window. Attach the included hose (4’ 11”) & window adapter, & plug it in to an outlet! At the end of the season, just unhook & store
  • EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back
  • 3-in-1 FUNCTIONALITY - Combines 3 energy efficient functions for all of your cooling & ventilation needs with cool, fan, & dehumidifying modes all in one machine. Bucket-less, self-evaporating operation makes your living space cool, clean and dry
SaleBestseller No. 4
Whynter ARC-14SH 14,000 BTU Dual Hose Portable Air Conditioner, Dehumidifier, Fan & Heater with Activated Carbon Filter Plus Storage Bag, Platinum Black
1,487 Reviews
Whynter ARC-14SH 14,000 BTU Dual Hose Portable Air Conditioner, Dehumidifier, Fan & Heater with Activated Carbon Filter Plus Storage Bag, Platinum Black
  • 14,000 BTU (ASHRAE) / 9,000 BTU (SACC) cooling capacity
  • Award Winning: 1. Good Housekeeping's "2020 Best Overall" and "can cool down a room faster than other portable units" 2. Consumer Report's 2020 Highest Score; UL listed
  • Dual hose operation; Cools up to a 500 square feet space(ambient temperature and humidity may influence optimum performance); Dehumidifying capacity: 71 pints per day; Air Flow (at high speed): 430 m3/h / 253 CFM; 3 fan speeds
  • Full thermostatic control (61°F - 89°F) with digital readout, 24 hour programmable timer; Eco-friendly CFC free green R-32 refrigerant; Patented auto drain function fully exhausts all condensate automatically in most environments
  • Three operational modes: Air conditioner, dehumidifier, fan & heater; Cooling capacity 14000 BTU (ASHRAE-128 Standard) / 9500 BTU (DOE+ 2017 Standard); Heating capacity 13000 BTU (ASHRAE-128 Standard)/ 8200 BTU (DOE+ 2017 Standard); Maximum power consumption: Cooling 1300 W / 11.6 A; Heating 1000 W / 11.6 A
Bestseller No. 5
Whynter Elite ARC-122DS 12,000 BTU Dual Hose Portable Air Conditioner, Dehumidifier, Fan with Activated Carbon Filter Plus Storage Bag for Rooms up to 400 sq ft, Multi
  • 12,000 BTU (ASHRAE) / 7,000 BTU (SACC) cooling capacity
  • Three operational modes: air conditioner, fan or dehumidifier. This unit can cool up to a 400 square feet space (ambient temperature and humidity may influence optimum performance)
  • Full installation set includes extendable exhaust and intake hose (up to 60") and window kit: 6.5" W x 20" (min)/ 46" (max) L
  • AWARD WINNING : 1. Good Housekeeping's "Best Portable Air Conditioners to Buy in 2019" 2. The New York Times Wirecutter named "the most efficient and fastest cooling portable AC"
  • Full thermostatic control (61°F - 89°F) with digital readout, 24 hour programmable timer; Eco-friendly CFC free Green R-32 refrigerant; Patented auto drain function fully exhausts all condensate automatically in most environments
Bestseller No. 6
Black + Decker 7,500 BTU Portable Air Conditioner with Heat, 14,000 w, White
2,357 Reviews
Black + Decker 7,500 BTU Portable Air Conditioner with Heat, 14,000 w, White
  • PORTABLE A/C HEATER COMBO UNIT - Our 7,500 BTU DOE (14,000 BTU ASHRAE) dual compact air conditioner & heater will keep you cool & comfortable during the summer, & toasty warm in the winter. An adjustable fan speed cools the air up to 55°F, and heats up to 81°F
  • HEATS & COOLS MOST ROOMS - This portable heat & AC unit provides steady & fast cooling and heating for rooms up to 350 sq. ft. It’s the perfect air conditioner & heater for dorms, apartments, cabins, campers, offices, bedrooms, garages, or living rooms
  • SIMPLE & QUICK TO INSTALL – Since it’s easy to move around with handles & castor wheels, just roll it into any room with an accessible double hung or sliding window. Attach the included hose (4’ 11” long) & window adapter, & plug it in to an outlet
  • EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back
  • 4-in-1 FUNCTIONALITY – Combining 4 energy efficient modes in one small unit (17.1 x 13.8 x 28.1 in.), the COOL, FAN, HEAT & DEHUMIDIFY settings meet all of your home cooling, heating, & ventilation needs. SLEEP, MAX & AIR SWING functions control airflow
Bestseller No. 7
LG LP1419IVSM 14,000 BTU White Dual Inverter Smart Wi-Fi Portable Air Conditioner - Rooms up to 500 Sq. Ft
  • Your purchase includes One LG LP1419IVSM 14,000 BTU Portable Air Conditioner for Rooms up to 500 Sq. Ft - in White color. One LCD Remote Control and One Windows installation kit
  • Air conditioner dimensions: 19.41” W x 30.43” H x 18.11” D. | Weight 70.9 lbs
  • Performance: 14,000 BTU. Dehumidification: 6.7 pts/hr. | Est. cooling area of 500-sq.ft. | Noise Front dB (A) (High/Low) 53/50/47/44
  • Other specifications: Dry Air Flow (CFM) 243 | Voltage / 60 Hz 115 V | CEC Cooling Power (W): 1370
  • The SmartThinQ app lets you control your air conditioner from anywhere; you can start or stop cooling, change the mode or set the temperature while on the go. Works with Google Assistant and Amazon Alexa so you can change settings using voice commands
Bestseller No. 8
SereneLife SLPAC12.5 12,000 BTU Portable Air Conditioner, 3-in-1 Floor AC Unit with Built-In Dehumidifier, Fan Modes, Remote Control, Complete Window Mount Exhaust Kit for Rooms Up to 450 Sq. ft
  • HANDY AND PORTABLE: the serene life portable air conditioner system features a lightweight, handy, sleek body design intended to be used in the bedroom, living room or garage at home or office; It features rolling wheels for easy portability
  • 3 OPERATING MODES: The compact floor AC Indoor Cooler conditioning unit features a simple electric plug in operation and has 3 modes cooling, dehumidifier and fan; Also features automatic swing mode W/ moving wind vent for maximum air circulation
  • BUILT IN DEHUMIDIFIER: You don’t only get the cooling effect of the portable AC but also helps reduce humidity levels, acts as purifier which makes your home less hospitable to allergens such as dust mites, mildew by selecting dehumidifier mode.DO NOT use chemicals such as benzene, alcohol, gasoline etc; otherwise the surface of the air condition or the whole machine might get damaged
  • REMOTE Control: Features a digital touch button control panel which includes the power, mode, timer, temperature and fan speed settings; Other functions such as unit selector (Celsius / Fahrenheit), sleep key can be adjusted using the Included remote control
  • 10000 BTU Cooling Power: With 1150W rated Power and 12000 BTU cooling power, the cold air can cover a room up to 450+ square feet; Air flow is rated at 290 M3/hr, moisture removal/dehumidifier at 1. 8 liters/hour W/ an operating noise level of only 56 dB
SaleBestseller No. 9
BLACK+DECKER BPACT12WT Portable Air Conditioner, 12,000 BTU, White
2,890 Reviews
BLACK+DECKER BPACT12WT Portable Air Conditioner, 12,000 BTU, White
  • QUIET & POWERFUL - Our 6,500 DOE DOE (12,000 BTU ASHRAE) compact air conditioner (17.1 x 13.8 x 28.1 in,) will keep you cool and comfortable all summer. An adjustable fan speed cools the air to 65°F at the coolest setting. Sleep mode makes it extra quiet while you rest
  • PERFECT FOR SMALL ROOMS - This floor-standing portable AC unit provides steady, fast, effective cooling for rooms up to 150 sq. ft. It’s the ideal small air conditioner for dorms, apartments, cabins, campers, offices, bedrooms, or living rooms
  • SIMPLE & QUICK TO INSTALL – Just wheel this portable air conditioner into any room with a double hung or sliding window. Attach the included hose (4’ 11”) & window adapter, & plug it in to an outlet! At the end of the season, just unhook & store
  • EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back
  • 3-in-1 FUNCTIONALITY - Combines 3 energy efficient functions for all of your cooling & ventilation needs with cool, fan, & dehumidifying modes all in one machine. Bucket-less, self-evaporating operation makes your living space cool, clean and dry
SaleBestseller No. 10
Frigidaire Energy Star 6,000 BTU 115V Window-Mounted Compact Air Conditioner with Full-Function Remote Control, White
6,961 Reviews
Frigidaire Energy Star 6,000 BTU 115V Window-Mounted Compact Air Conditioner with Full-Function Remote Control, White
  • Your purchase includes One Frigidaire FFRE063WAE Window Air Conditioner of 6,000 BTU
  • Air conditioner dimensions: 18” W x 13” H x 15.5” D | Cabinet – 13” H x 15” D (with front) | Weight – 47 lbs. | Window – 14” H x 23”-36” W | EER – 12.2 | Noise level – Low: 51, Med: 53, High: 55 | Pints per hour – 1.3
  • Features three different fan speeds for more cooling flexibility
  • The built-in timer allows you to preset the unit to turn on and off in half-hour increments
  • Certifications & Approvals – ENERGY STAR Certified | Safety Certification: UL/CUL | ETL Listed – No | ADA Compliant – All Brands – No | NSF Certified – No

Compare The Top 10 Most Efficient Portable Air Conditioner

Last update on 2020-12-06 / Affiliate links / Images from Amazon Product Advertising API

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