The verdict
The LW8017ERSM is the best-overall window pick — LG dual-inverter delivers efficiency and quiet operation other compressors can't match.
LG LW8017ERSM
Strengths
- +Dual-inverter compressor — 25% less energy than single-speed
- +8,000 BTU for rooms up to 340 sq ft
- +Wi-Fi via LG ThinQ
- +Quiet operation at 44 dB
Watch-outs
- −Premium price
- −Heavier than 5K-BTU units
- −Inverter compressor pricier to service
How it compares
Best efficiency. Wi-Fi unlike Frigidaire FFRE103WAE. Dual-inverter unique here.
Who this is for
At a glance: medium bedrooms and living rooms up to 340 sq ft.
Why you’d buy the LG LW8017ERSM
- Dual-inverter compressor — 25% less energy than single-speed.
- 8,000 BTU for rooms up to 340 sq ft.
- Wi-Fi via LG ThinQ.
Why you’d skip it
- Premium price.
- Heavier than 5K-BTU units.
- Inverter compressor pricier to service.
Rating sources
Our 4.7 score is the average of these published ratings. More about methodology.
