Mitsubishi Electric M-Series (MUZ-FX06NLHZ) vs Blueridge BMS Series (BMS635SHYC)
Official ENERGY STAR certified mini-split heat pumps from Mitsubishi Electric and Blueridge, ranked in this category.
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Best for: Official 6,000 Btu/h official cooling, 35 official SEER2
Check price at AmazonBest for: Official 6,000 Btu/h official cooling, 35 official SEER2
Check price at AmazonSpec-by-spec comparison
Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.
| Spec | Mitsubishi Electric M-Series (MUZ-FX06NLHZ) | Blueridge BMS Series (BMS635SHYC) | Weight |
|---|---|---|---|
| Official SEER2The official SEER2 cooling-efficiency rating published on the ENERGY STAR certified mini-split heat pump record, in Btu/Wh. It is the certified combination rating for the outdoor and indoor units shown, not a seasonal bill we measured. Official figures above 28 are clamped at the 28 reference best. | 35 | 35 | 30% |
| Official HSPF2The official HSPF2 heating-efficiency rating published on the ENERGY STAR record, in Btu/Wh. It is the certified combination rating, not a winter heating test we ran. Official figures above 13 are clamped at the 13 reference best. | 13 | 15.6 | 25% |
| Official EER2The official EER2 cooling-efficiency rating published on the ENERGY STAR record, in Btu/Wh. EER2 is a certified steady-state figure at a stated test condition, not a seasonal measurement we made. Official figures above 16 are clamped at the 16 reference best. | 21.45 | 17.4 | 20% |
| Official COP at 5°FThe official coefficient of performance at 5°F published on the ENERGY STAR record. Higher official COP at 5°F means more certified heating output per unit of input at that cold-climate test point. It is a certified laboratory figure, not a test at a house we ran. If the field is blank it is shown as Not listed. Official figures above 2.6 are clamped at the 2.6 reference best. | 2.38 | 2 | 25% |
| Official ENERGY STAR unique ID | 3,629,928 | 3,712,121 | info |
| Official outdoor unit model number | MUZ-FX06NLHZ*** | BMS635SHYC | info |
| Official indoor unit model number | MSZ-FX06NL*** | BMS635SHYW | info |
| Official series name | M-Series | BMS Series | info |
| Official product type | HP - Mini or Multi Split | HP - Mini or Multi Split | info |
| Official cooling capacity | 6,000 Btu/h | 6,000 Btu/h | info |
| Official heating capacity at 47°F | 9,000 Btu/h | 9,000 Btu/h | info |
| Official heating capacity at 17°F | 6,000 Btu/h | 11,000 Btu/h | info |
| Official heating capacity at 5°F | 12,600 Btu/h | 13,500 Btu/h | info |
| Official cold-climate designation | Yes | Yes | info |
| Official ENERGY STAR Most Efficient 2025 | Yes | Yes | info |
| Official refrigerant type | R-454B | R-454B | info |
| Official AHRI reference number | 215611124 | 215853907 | info |
| Official ENERGY STAR date certified | 09/01/2026 | 01/14/2026 | info |
| SplitPick score | 9.5/10 | 8.6/10 | 100% |
Where each one comes out ahead
Mitsubishi Electric M-Series (MUZ-FX06NLHZ)
Better published figure on: Official EER2, Official COP at 5°F.
What we like
- Official ENERGY STAR record lists 35 SEER2.
- Official ENERGY STAR record lists 13 HSPF2.
- Official ENERGY STAR record lists a COP at 5°F of 2.38.
- Official ENERGY STAR record lists a cold-climate designation.
Watch out for
- Official ratings are for the certified outdoor and indoor combination shown; a different official indoor head can change the certified figures.
Blueridge BMS Series (BMS635SHYC)
Better published figure on: Official HSPF2.
What we like
- Official ENERGY STAR record lists 35 SEER2.
- Official ENERGY STAR record lists 15.6 HSPF2.
- Official ENERGY STAR record lists a cold-climate designation.
Watch out for
- Official ratings are for the certified outdoor and indoor combination shown; a different official indoor head can change the certified figures.
Verdict
Both official ENERGY STAR records list 35 SEER2; compare official HSPF2, official EER2 and official COP at 5°F.
- Mitsubishi Electric M-Series (MUZ-FX06NLHZ): ENERGY STAR Certified Mini-Split Heat Pumps (pd_id 3,629,928)
- Mitsubishi Electric M-Series (MUZ-FX06NLHZ): ENERGY STAR Product Finder (heat pumps)
- Blueridge BMS Series (BMS635SHYC): ENERGY STAR Certified Mini-Split Heat Pumps (pd_id 3,712,121)
- Blueridge BMS Series (BMS635SHYC): ENERGY STAR Product Finder (heat pumps)
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