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10 Best 400 sq ft portable acs of 2025
Save up to 31% off
Best Choice1
KoolSiln14,000 BTU Portable Air Conditioner Cools Up to 700 Sq.Ft, Auto-Evaporation Low Noise Portable AC Unit with Remote Control Fits for Large Room, Office, Garage,White
9.9Exceptional
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Value for Money2
BLACK+DECKERBLACK+DECKER Smart Portable Air Conditioner, 14,000 BTU ASHRAE 128 (10,000 BTU DOE) for Rooms up to 700 Sq. Ft., Smart Portable AC with Follow Me Remote and Window Kit, BPACT14WT, White
9.6Exceptional
Our Rating
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3
GrelifeGrelife 3-in-1 Portable Air Conditioner, 400 Sq.Ft Evaporative Air Cooler with 1.72Gal Tank & 4 Ice Packs, 360° Oscillation, 30ft/s Wind Speed, 42dB Quiet, 8H Timer for Bedroom/Office/Home
9.5Excellent
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4
WhynterWhynter Portable Air Conditioner 12,000 BTU with Dual Hose Dehumidifier & Cooling Fan for 400 Sq Ft Rooms, Includes AC Unit Window Kit Elite ARC-122DS (7,000 SACC), Silver
9.4Excellent
Our Rating
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5
ErivessErivess 8,000 BTU Portable Air Conditioner for Room up to 400 Sq.Ft, 3-IN-1 Portable AC Unit with Remote Control, Dehumidifier & Fan Modes, Installation Kits, Ultra Quiet, 24 Hour Timer
9.1Excellent
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6
DOMANKI14,000 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
9.0Excellent
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7
ShincoShinco 12,000 BTU Smart Wi-Fi Portable Air Conditioner, Portable AC Unit with Built-in Cool, Dehumidifier&Fan Modes for Room up to 400 sq.ft, Remote Control, 24 Hour Timer, Installation Kits
8.9Very Good
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8
DOGHLYDOGHLY 10,000BTU Portable Air Conditioners, Fast Cooling AC Up to 400 Sq.Ft. with Dehumidifier, Fan, 3in1 Unit with Remote Control & 24H Timer for Bedroom, Room, Apartments, Office(10000BTU)
8.8Very Good
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9
CoolblusCoolblus Portable Air Conditioner up to 450 Sq.Ft,10000 BTU air conditioner with Remote Control,Portable ac units for Rooms,Bedroom,living room,Sun room,Garage White
8.7Very Good
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10
EUHOMYEUHOMY Portable Air Conditioners 8,000 Btu, Quiet Portable Cooling AC Up to 350 Sq.Ft. with Dehumidifier, Fan, Sleep Modes, 3-1 AC Unit with Remote Control & 24H Timer for Bedroom, Room, Apartments
31% Off8.6Very Good
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