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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 average

14 models listed

Senville

64%

of similar heat pumps beaten by its typical model

Well above average

34 models listed

Rating by ratingEach bar is the share of same-size, same-type heat pumps that a typical model beats, so the two brands compare fairly even if they make different sizes.
  • 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

Share of each brand’s models that meet the level. Programs can have other rules too.

  • 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%

Top cold-climate picks, ductless 2.5–3 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 Ductless, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

Everwell

None of Everwell’s ductless, 2.5–3 tons models qualifies.

Senville

  1. 1SENA-36HF-MOASenville3 tons · 36,000 Btu/h · DuctlessKeeps 103% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    103% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.6 (HSPF2)
    Great
    78.0score / 100
  2. 2SENA-28HF-MOASenville2.5 tons · 27,000 Btu/h · DuctlessKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    72.9score / 100
  3. 3SENA-33HF-OGwith ductless indoor unit SENA-33HF-IGGSenville3 tons · 33,000 Btu/h · DuctlessKeeps 97% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    97% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.98 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    61.3score / 100

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