- Insights
- Record holders
Two ways to read the same certified data. Switch any time; your choice is remembered on this device.
Record holders, size class by size class
The highest certified value on each single rating, in each size class. A record is one rating, not an overall verdict; for that, see the cold-climate picks. A record across all sizes would mostly go to the smallest units, so each record here is for one size and type.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
Records: ducted, 5 tons and up
Showing Ducted, 5 tons and up (57,000 Btu/h and up cooling). What size is my system?
Efficiency on a 5°F day
2.63
COP at 5°F
5 tons · 58,000 Btu/h · Ducted
Heating power kept at 5°F
88%
Capacity at 5°F vs 47°F
MXZ-SM60NAM***Mitsubishi Electric
5 tons · 60,000 Btu/h · Ducted
Winter-long heating efficiency
9.8
HSPF2
MCY-MAP0607HS-UL*Carrier (sold as Toshiba Carrier)
5 tons · 60,000 Btu/h · Ducted
Summer-long cooling efficiency
20.5
SEER2
5 tons · 58,000 Btu/h · Ducted
These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.
Smaller brands worth a look
Efficiency on a 5°F day: its typical model beats 74% of similar heat pumps, against 54% for the 5 largest brands.
Next steps
The advanced view has the all-sizes records with runners-up, the best of every size class in one table and the full list of smaller brands.
Open the advanced view