LG Dual Inverter 12,000 BTU
#6 in WindowFull review
A strong choice for a big living room or open-plan space. It’s efficient and quiet for its size if you can handle the 85 lb install.
Amazon $559$559
The LG Dual Inverter 12,000 BTU rates 3.8 among window air conditioners; the LG LP1419IVSM Dual Inverter rates 3.2 among portable ones. The LG Dual Inverter 12,000 BTU costs $31.99 less ($559 vs $590.99).
LG LP1419IVSM Dual Inverter
#6 in PortableFull review
A long-running inverter portable that suits bedrooms thanks to a quiet sleep mode, though dual-hose units cool large rooms more efficiently.
Amazon $590.99$590.99
Prices were last checked October 22, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different type classes (window and portable), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.
| Factor weight | LG Dual Inverter 12,000 BTU | LG LP1419IVSM Dual Inverter |
|---|---|---|
| Overall rating | 3.8/5 | 3.2/5 |
| Value 30% | 61 $46.58 per 1,000 BTU (certified) | 52 $59.10 per 1,000 BTU (SACC) |
| Efficiency 30% | 73 CEER 15 | 21 CEER 7.9 |
| Quiet 15% | 78 44 dB on low (maker rating) | 78 44 dB on low (maker rating) |
| Inverter & app 15% | 100 inverter compressor, Wi-Fi app | 100 inverter compressor, Wi-Fi app |
| Warranty 10% | 0 1-year warranty | 0 1-year warranty |
Specifications
| LG Dual Inverter 12,000 BTU | LG LP1419IVSM Dual Inverter | |
|---|---|---|
| Cooling | ||
| Type | Window | Portable, single hose |
| Certified capacity | 12,000 BTU | 10,000 BTU |
| ASHRAE rating (95 °F) | - | 14,000 BTU |
| Room size (maker) | 550 sq ft | 500 sq ft |
| Inverter compressor | Yes | Yes |
| Heat | No | No |
| Dehumidifying | 86.4 pints/day | - |
| Noise | 44 to 58 dB | 44 to 53 dB |
| Efficiency and power | ||
| CEER | 15 Btu/Wh | 7.9 Btu/Wh |
| Certified by | ENERGY STAR | DOE |
| ENERGY STAR | Yes | No |
| Power | 1,020 W | 1,370 W |
| Voltage | 115 V | 115 V |
| Current | 9.1 A | 12 A |
| Refrigerant | R-32 | R-32 |
| Controls and fit | ||
| Wi-Fi app | Yes | Yes |
| Voice assistants | Alexa, Google Assistant | Alexa, Google Assistant |
| Remote | Yes | Yes |
| Window width | 27 to 39 in wide | - |
| Drain | - | auto evaporation; drain port |
| Dimensions | 14.9 x 23.6 x 28.8 in | 30.43 x 19.41 x 18.11 in |
| Weight | 85 lb | 71 lb |
| Warranty | 1 years | 1 years |