Best Efficient Portable Air Conditioner In May 2025

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To help you choose the Best Efficient Portable Air Conditioner, we’ve put together this comprehensive guide. We have tried to cover as much variety as possible. Hope you will find it helpful!

To help you in your search, we have completed this list of the Best Efficient Portable Air Conditioner.

Top Rated Best Efficient Portable Air Conditioner Of 2025

Rank	Product Name	Score
1	BLACK+DECKER BPACT08WT Portable Air Conditioner, 8,000 BTU, White Buy Now	9.7 Buy Now
2	Frigidaire FFRE0533S1 5,000 BTU 115V Window-Mounted Mini-Compact Air Conditioner with Full-Function Remote Control Buy Now	9.5 Buy Now
3	Midea U Inverter Window Air Conditioner 8,000BTU, The First U-Shaped AC with Open Buy Now	9.1 Buy Now
4	COSTWAY 8000 BTU Portable Air Conditioner with Remote Control, Energy Efficient for Rooms Buy Now	8.8 Buy Now
5	Black + Decker BPACT10WT Portable Air Conditioner, 10,000 BTU Buy Now	8.6 Buy Now
6	Rosewill Portable Air Conditioner 12000 BTU AC Fan Dehumidifier & Heater, 4-in-1 Cool/Fan/Dry/Heat Buy Now	8.3 Buy Now
7	SHINCO 8,000 BTU Portable Air Conditioners with Built-in Dehumidifier Function, Fan Mode, Quiet Buy Now	8.1 Buy Now
8	BLACK+DECKER 14,000 BTU Cooling, 11,000 BTU Heating Portable Air Conditioner with Remote Control Buy Now	7.8 Buy Now
9	Koldfront PAC1202W Portable Air Conditioner with Dehumidifier and Fan for Rooms up to Buy Now	7.5 Buy Now
10	Black + Decker BPACT12HWT Portable Air Conditioner, 12,000 BTU with Heat, White Buy Now	7.2 Buy Now

1. BLACK+DECKER BPACT08WT Portable Air Conditioner, 8,000 BTU, White

• Quiet & powerful - our 8,000 btu 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 65f at the coolest setting. sleep mode makes it extra quiet while you rest
• 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
• 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
• Perfect for small rooms - this floor-standing portable ac unit provides steady, fast, effective cooling for rooms up to 200 sq. ft. its 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

2. Frigidaire FFRE0533S1 5,000 BTU 115V Window-Mounted Mini-Compact Air Conditioner with Full-Function

• 5,000 btu mini-compact air conditioner for window-mounted installation, dehumidification up to 1.1 pints per hour
• Window width: 23" - 36", window height: 13"
• Safety certification: ul/cul (sa11087), energy star certified: yes, ul listed: yes
• Quickly cools a room up to 150 sq. ft, cabinet height: 12", cabinet depth (w/ front): 15-1/4", cabinet depth: 13"
• 2016 energy star: 12.2 energy efficiency ratio (eer)
• Low power start-up and operation conserves energy and saves you money

3. Midea U Inverter Window Air Conditioner 8,000BTU, The First U-Shaped AC with Open

• Flexible window open: midea u-shaped design allows your window to open, bringing fresh air into your home anytime allowing you to maintain more of your view
• Extreme quiet: 9 times quieter than some traditional units*. the u-shape blocks the noise from the cooling system using your window. this design allows for extremely quiet operation as low as 42 dba - almost as quiet as a library so you can get a restful nights sleep or binge your favorite shows undisturbed
• More than 35% energy savings**: with the advanced dc inverter technology, midea u achieves over 35% energy savings compared to other traditional units, and it's the first window ac to obtain the energy star most efficient 2020 certification. you may also get exclusive benefits from your local energy distributor
• Robust installation: support bracket is included for a more robust installation that supports the unit with the window open or closed.
• Smart control: the midea u is wi-fi- enabled, it can be controlled from anywhere through the cloud using the mideaair app on ios or android. you can also use voice commands with alexa or google assistant if you prefer

4. COSTWAY 8000 BTU Portable Air Conditioner with Remote Control, Energy Efficient for Rooms

• Multiple function modes and two fan speeds: this portable air conditioner offers cooling, dehumidifying, fanning and sleeping modes to meet various needs of users. under the fan mode, there are 2 fan speeds accessible, and you can set the high or low speed as you wish. this product is not for sale in california
• Four easy moving casters and remote control:at the bottom of the air conditioner, there are four all-direction casters, allowing itto roll freely from room to room. it's worth mentioning that the air conditioner features a modern design that everyone loves, the remote control, that allowing you to set it up conveniently.
• Temperature sensor and water full indication:featuring a temperature sensor to sense the temperature changes, the air conditioner will stop working and keep the current temperature to save energy. this air conditioner is designed with a water-full control and warning, keeping your floor or carpet from getting wet.
• Intelligent 24hr timer and wide coverage area:there is a 24-hour programmable timer, allowing the air conditioner unit to shut down automatically once reaching the usagetime. the compact 8000 btu/h air conditioner unit delivers fast, effective cooling for spaces up to 230 sq.ft in home, office, cabin or camper.
• Optional temperature setting range and units:like most air conditioners, the temperature settings of this portable air conditioner range from 62.6 to 86. the temperature display data can be switched between celsius and fahrenheit, the default is celsius, but you can choose the unit that you are familiar with.

5. Black + Decker BPACT10WT Portable Air Conditioner, 10,000 BTU

• 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.
• Quiet & powerful - our 10,000 btu 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 65f 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 150 - 250 sq. ft. its the ideal small air conditioner for dorms, apartments, cabins, campers, offices, bedrooms, or living rooms.
• Simple & quick to install just roll this portable air conditioner with wheels into any room with a double hung or sliding window. attach the included hose (4 11) & window adapter, & plug it in to an outlet! when not in use, just unhook & store.
• 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.

6. Rosewill Portable Air Conditioner 12000 BTU AC Fan Dehumidifier & Heater, 4-in-1 Cool/Fan/Dry/Heat

• User-friendly unit: two led digital display touch control panels and full-function remote control make this 12000 btu portable air conditioner and heater easy to use, especially while lounging around or when adjusting settings from a distance.
• Space-saving design: portable ac unit and heater perfect for single room cooling/heating including bedroom, apartment, college dorm room, garage and more. move the free standing air conditioner from room-to-room with four easy mobility caster wheels.
• 4 convenient modes: use as an air conditioner, fan, dehumidifier and heater with built-in continuous drain design and effective cooling for spaces up to 300 square feet with automatic motorized swing-louvers that spread cool air to wider areas. includes washable dust filters to trap dirt and debris before they build up, improving indoor air quality and ac unit life span.
• 3 speeds & more: adjust between two fan speeds, save energy with sleep mode and program times of use or shutoff with the automatic on/off timer up to 24-hours.
• Self-evaporating system: this air conditioning units evaporative technology draws moisture out of the room and evaporates it into the outside air, reducing the need to empty a water bucket (except in areas with high humidity).

7. SHINCO 8,000 BTU Portable Air Conditioners with Built-in Dehumidifier Function, Fan Mode, Quiet

• Quick installation- window is mandatory and necessary for it to work.an exhaust hose and window kit is included, and no extra tools are needed for assembly. installation instructions are simple, and can be done by anyone in 5-10 minutes. for any questions, please contact shinco support at email ,protected we will respond within 24 hours.
• Multi-function modes- 3 functions in one machine. air conditioner cools your room quickly, 2-speed fan satisfies your needs. with 60 pint dehumidifying capacity per day, the dehumidifier function is a quick fix for stopping the growing of bacteria and mold in hot and humid environment, keep your room cool and dry!
• Self evaporative system- the portable ac is built with self-evaporative cooling technology that cools the condenser coils with water from the air. this not only increases cooling efficiency, it also reduces the water that collects in the tank, so you won't have to empty it as often.(r410a refrigerant)
• Easy to use- led display and simple selections control panel,full-featured remote, 24-hr timer, plus a quiet 52db output on low speed mode for disturbance-free nights.four castors wheels make it easy to move from place to place, you can place it on bedroom, study, living room, kitchen, small office, rv, party and etc.
• Keep cool- compact 8,000 btu portable air conditioner unit delivers fast, effective cooling for spaces up to 200 - 350 sq.ft in home, bedroom, office, cabin or camper. when the room is cool enough, switch to the first speed level,this air conditioner will become quiet(noise 52db), enough to maintain the temperature while you are sleeping.

8. BLACK+DECKER 14,000 BTU Cooling, 11,000 BTU Heating Portable Air Conditioner with Remote Control

• Simple & quick to install since its 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
• 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
• Portable a/c heater combo unit - our 14,000 btu 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. its the perfect air conditioner & heater for dorms, apartments, cabins, campers, offices, bedrooms, garages, or living rooms
• 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

9. Koldfront PAC1202W Portable Air Conditioner with Dehumidifier and Fan for Rooms up to

• Control panel with digital display, three (3) speed fan, sleep function, washable pre-filter, 24-hour timer, exhaust hose extends up to 48, auto swing louvers, exhausts most condensation automatically
• 12,000 btu (ashrae-128 standard) / 7,500 btu (doe 2017 standard) cools up to 300 square feet (depends on heat load) temperature range: 62 - 88 degrees f, dehumidification capacity: 107 pints/day
• Includes: exhaust hose, hose adapter a, window adapter b, adjustable window slider kit, (4) adhesive foam seals, non-adhesive foam seals, remote control, security bracket/screws, and drain hose
• All portable air conditioners including this one must be vented using the included hose, for a 12,000 btu version of this model see pac1202w and 14,000 btus see pac1402w
• Eer: 8.9 btu/wh, current: 11.8a, input power: 1575w, weight: 68.3 lbs, dimensions: (wxhxd) 17 1/16 x 28 15/16 x 13 3/8, window kit width: 26.5" min, 48.4" max

10. Black + Decker BPACT12HWT Portable Air Conditioner, 12,000 BTU with Heat, White

• 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.
• Heats & cools small rooms - this portable heat & ac unit provides steady & fast cooling and heating for rooms up to 250 sq. ft. its the perfect air conditioner & heater for dorms, apartments, cabins, campers, offices, bedrooms, garages, or living rooms. ideal to use in spaces that cannot support traditional window-mounted ac units
• Simple & quick to install since its 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.
• Portable a/c heater combo unit - our 12,000 btu 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.