Dreo 740S Dual-Hose Inverter
#4 in PortableFull review
A newer, lighter dual-hose inverter portable for anyone who wants efficient cooling and app control; the price is the main drawback.
Amazon $699.99$699.99
The Dreo 740S Dual-Hose Inverter is the better air conditioner overall, rated 3.4 to 3.2. The Dreo 740S Dual-Hose Inverter leads on efficiency. The LG LP1419IVSM Dual Inverter wins on value. The LG LP1419IVSM Dual Inverter costs $109 less ($590.99 vs $699.99).
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.
Which should you buy?
- Choose the Dreo 740S Dual-Hose Inverter for efficiency (CEER 12.2 vs CEER 7.9).
- Choose the LG LP1419IVSM Dual Inverter for value ($59.10 per 1,000 BTU (SACC) vs $70 per 1,000 BTU (SACC)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every portable air conditioner; a clear win is highlighted. How we rank explains each one.
| Factor weight | Dreo 740S Dual-Hose Inverter | LG LP1419IVSM Dual Inverter |
|---|---|---|
| Overall rating | 3.4/5 | 3.2/5 |
| Value 30% | 33 $70 per 1,000 BTU (SACC) | 52 $59.10 per 1,000 BTU (SACC) |
| Efficiency 30% | 69 CEER 12.2 | 21 CEER 7.9 |
| Quiet 15% | 50 noise not published (neutral score used) | 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 |
Independent measurements
Dreo 740S Dual-Hose Inverter
| Tested by | Noise | Power | Conditions |
|---|---|---|---|
| Tom's Guide | 54 dB | - | 54 dB at full power from 10 ft (ambient 33 dB). The app reported 3.54 kWh over 7.5 hours of use. |
LG LP1419IVSM Dual Inverter
No independent test published yet.
Specifications
| Dreo 740S Dual-Hose Inverter | LG LP1419IVSM Dual Inverter | |
|---|---|---|
| Cooling | ||
| Type | Portable, dual hose | Portable, single hose |
| Certified capacity | 10,000 BTU | 10,000 BTU |
| ASHRAE rating (95 °F) | 14,000 BTU | 14,000 BTU |
| Room size (maker) | 300 sq ft | 500 sq ft |
| Inverter compressor | Yes | Yes |
| Heat | No | No |
| Noise | 42 dB | 44 to 53 dB |
| Efficiency and power | ||
| CEER | 12.2 Btu/Wh | 7.9 Btu/Wh |
| Certified by | DOE | DOE |
| ENERGY STAR | - | No |
| Power | - | 1,370 W |
| Voltage | - | 115 V |
| Current | - | 12 A |
| Refrigerant | - | R-32 |
| Controls and fit | ||
| Wi-Fi app | Yes | Yes |
| Voice assistants | Alexa | Alexa, Google Assistant |
| Remote | Yes | Yes |
| Window width | 20 to 53 in wide | - |
| Drain | drainage-free self-evaporation | auto evaporation; drain port |
| Dimensions | 28.13 x 17.32 x 14.37 in | 30.43 x 19.41 x 18.11 in |
| Weight | 55.4 lb | 71 lb |
| Warranty | 1 years | 1 years |
| Released | 2026-05 | - |