Two ways to read the same certified data. Switch any time; your choice is remembered on this device.
Everwell vs Senville: heat pump ratings compared
Against heat pumps of the same size and type, a typical Everwell model beats 27% and a typical Senville model 64%. Senville rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
Everwell
27%
of similar heat pumps beaten by its typical model
Well below average14 models listed
Senville
64%
of similar heat pumps beaten by its typical model
Well above average34 models listed
- Efficiency on a 5°F dayCOP at 5°FEverwell: Beats 37%Senville: Beats 57%
- Heating power kept at 5°FCapacity at 5°F vs 47°FEverwell: Beats 20%Senville: Beats 68%
- Winter-long heating efficiencyHSPF2Everwell: Beats 28%Senville: Beats 72%
- Summer-long cooling efficiencySEER2Everwell: Beats 26%Senville: Beats 68%
- Hot-day cooling efficiencyEER2Everwell: Beats 30%Senville: Beats 61%
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
- Everwell
- 14%
- Senville
- 82%
Xcel CC
- Everwell
- 14%
- Senville
- 74%
CEE Advanced
- Everwell
- 0%
- Senville
- 3%
ENERGY STAR CC
- Everwell
- 0%
- Senville
- 71%
All-around best, ductless 3.5–4.5 tons
Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.
Showing Ductless, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?
Everwell
No ductless, 3.5–4.5 tons model from Everwell.
Senville
- 1SENA-48HF-MOASenville4 tons · 47,000 Btu/h · DuctlessCold-climate pick, score 73.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 96% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Below the middle
- Winter efficiency
- 11.0 (HSPF2)
- Top 10%
- Cooling efficiency
- 23.0 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Good
- 2SENA-55HF-MOASenville4.5 tons · 51,000 Btu/h · DuctlessCold-climate pick, score 66.0Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 85% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Below the middle
- Winter efficiency
- 10.5 (HSPF2)
- Good
- Cooling efficiency
- 22.2 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Good
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