Mitsubishi MSZ-FX24NL Hyper-Heat 24,000 BTU vs Fujitsu Airstage Orion XLTH 24,000 BTU
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Quick take: The Fujitsu Airstage Orion XLTH 24,000 BTU costs $438 less; the Fujitsu Airstage Orion XLTH is the more efficient unit (24 SEER2).
| Spec | Mitsubishi MSZ-FX24NL Hyper-Heat 24,000 BTU | Fujitsu Airstage Orion XLTH 24,000 BTU |
|---|---|---|
| Price | ~$4,997 | ~$4,559 |
| Type | Single-Zone | Single-Zone |
| Capacity | 24k BTU | 24k BTU |
| Coverage | ~1,000 sq ft | ~960 sq ft |
| SEER2 (cooling) | 23.5 | 24 |
| HSPF2 (heating) | 10.5 | 11.9 |
| Low-Ambient Heating | to -22°F | to -15°F |
| Max heat at 5°F (NEEP) | 26,600 BTU | 25,800 BTU |
| Heat kept at 5°F | 134% of rated | 102% of rated |
| Refrigerant | R-454B | R-32 |
| Zones | Single zone | Single zone |
| Voltage | 208/230V | 208/230V |
| WiFi Control | Built-in | Optional / none |
| Install | Licensed-contractor install. Mitsubishi's 10-year parts and compressor term applies only when a licensed contractor installs the system and it is registered online; otherwise it is 5 years parts and 7 years compressor. Lineset is 1/4" x 5/8" flare. R-454B is a mildly flammable (A2L) refrigerant, so hire someone trained and equipped for it. | Fujitsu's 10-year term needs registration within 60 days and the 12-year term needs an Elite contractor, so plan on a professional install. Lineset is 3/8" x 5/8". R-32 is a mildly flammable (A2L) refrigerant; use an installer trained for it. Both units run on 208/230V, 20A. |
| Warranty | 5-year parts / 7-year compressor standard; 10 years parts and compressor when installed by a licensed contractor and registered online. | 5-year parts / 7-year compressor base; 10 years parts and compressor when registered within 60 days; 12 years through a Fujitsu Elite contractor install. |
Pros & cons
Mitsubishi MSZ-FX24NL Hyper-Heat 24,000 BTU
- ✓Published maximum heat of 36,200 BTU
- ✓Heating guaranteed to -22°F
- ✓Higher SEER2 and HSPF2 than the GX24 at the same capacity
- ✗About $5,000 for equipment alone
- ✗Fujitsu's 24k XLTH has better HSPF2 for less money
- ✗1/4" x 5/8" lineset and a big indoor head
Fujitsu Airstage Orion XLTH 24,000 BTU
- ✓Published maximum heat of 36,800 BTU
- ✓11.9 HSPF2 is better than the Mitsubishi GX24's 10
- ✓About $250 below the Mitsubishi GX24 at retail
- ✗About $4,560 for equipment alone
- ✗Wi-Fi is not built in
- ✗3/8" x 5/8" lineset is the bulkiest in the range
- ✗Both indoor and outdoor units need their own 20A circuits
- ✗Fewer Elite installers outside major metros