The Midea Duo 12,000 BTU Inverter is the better air conditioner overall, rated 4.3 to 2.9. The Midea Duo 12,000 BTU Inverter leads on inverter & app and warranty. The Honeywell HX2CESAWG8 Slim costs $73.88 less ($424.91 vs $498.79).
The portable to get if you need real cooling from a unit that sits on the floor: the dual-hose duct and inverter compressor make it far more efficient than ordinary portables.
Amazon $579 Midea $498.79A slim portable for tight corners; most buyers get more for less with a standard-size unit.
Amazon $424.91Prices 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.
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 | Midea Duo 12,000 BTU Inverter | Honeywell HX2CESAWG8 Slim |
|---|---|---|
| Overall rating | 4.3/5 | 2.9/5 |
| Value 30% | 67 $49.88 per 1,000 BTU (SACC) | 61 $53.11 per 1,000 BTU (SACC) |
| Efficiency 30% | 97 CEER 14.7 | 50 efficiency not certified (neutral score used) |
| Quiet 15% | 89 42 dB on low (maker rating) | 50 noise not published (neutral score used) |
| Inverter & app 15% | 100 inverter compressor, Wi-Fi app | 0 fixed-speed compressor, no app |
| Warranty 10% | 25 2-year warranty | 0 1-year warranty |
| Midea Duo 12,000 BTU Inverter | Honeywell HX2CESAWG8 Slim | |
|---|---|---|
| Cooling | ||
| Type | Portable, dual hose | Portable, single hose |
| Certified capacity | 10,000 BTU | 8,000 BTU |
| ASHRAE rating (95 °F) | 12,000 BTU | 11,000 BTU |
| Room size (maker) | 450 sq ft | 500 sq ft |
| Inverter compressor | Yes | No |
| Heat | No | No |
| Noise | 42 dB | - |
| Efficiency and power | ||
| CEER | 14.7 Btu/Wh | - |
| Certified by | DOE | - |
| ENERGY STAR | No | - |
| Voltage | 115 V | - |
| Refrigerant | R-32 | - |
| Controls and fit | ||
| Wi-Fi app | Yes | - |
| Voice assistants | Alexa, Google Assistant | - |
| Remote | Yes | Yes |
| Window width | 19.1 to 63.8 in wide | - |
| Drain | drain hose for dry mode; bottom tray with full alarm | - |
| Dimensions | 32.48 x 19.53 x 16.73 in | 27.48 x 13.18 x 11.22 in |
| Weight | 72.8 lb | 50.7 lb |
| Warranty | 2 years | 1 years |
