Two ways to read the same certified data. Switch any time; your choice is remembered on this device.
Panasonic vs Proair: heat pump ratings compared
Against heat pumps of the same size and type, a typical Panasonic model beats 47% and a typical Proair model 50%. Proair rates slightly higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
Panasonic
47%
of similar heat pumps beaten by its typical model
About average36 models listed
Proair
50%
of similar heat pumps beaten by its typical model
About average11 models listed
- Efficiency on a 5°F dayCOP at 5°FPanasonic: Beats 40%Proair: Beats 45%
- Heating power kept at 5°FCapacity at 5°F vs 47°FPanasonic: Beats 50%Proair: Beats 65%
- Winter-long heating efficiencyHSPF2Panasonic: Beats 57%Proair: Beats 77%
- Summer-long cooling efficiencySEER2Panasonic: Beats 48%Proair: Beats 48%
- Hot-day cooling efficiencyEER2Panasonic: Beats 39%Proair: Beats 26%
Average (50%)Dashed outline: the other brand, for comparison
Want ranks, distributions per size class and cold-weather curves? Switch to Advanced
Rebate standards
CEE 2025
- Panasonic
- 53%
- Proair
- 46%
Xcel CC
- Panasonic
- 36%
- Proair
- 64%
CEE Advanced
- Panasonic
- 0%
- Proair
- 0%
ENERGY STAR CC
- Panasonic
- 36%
- Proair
- 0%
Top cold-climate picks, ducted up to 1.5 tons
Only units that keep at least 70% of their heat at 5°F, ranked on heat kept, efficiency at 5°F and seasonal efficiency (HSPF2), against units their size.
Showing Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?
Panasonic
- 1CU-HE18YAHK6with ducted air handler CS-HE18YAC6Panasonic1.5 tons · 18,000 Btu/h · DuctedKeeps 79% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 79% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.20 (COP at 5°F)
- Great
- Seasonal efficiency
- 9.5 (HSPF2)
- Good
- 2CU-2E18SBU-5Panasonic1.5 tons · 16,700 Btu/h · DuctedKeeps 106% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 106% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Seasonal efficiency
- 8.8 (HSPF2)
- Below the middle
- 3CU-3E19RBU-5Panasonic1.5 tons · 19,000 Btu/h · DuctedKeeps 99% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 99% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.85 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 8.8 (HSPF2)
- Below the middle
Proair
No ducted, up to 1.5 tons model from Proair.
These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.
Next steps
The advanced view adds ranks, both brands’ models inside every size class, standout models per rating and cold-weather curves.
Open the advanced view