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APLUS vs Stelpro: heat pump ratings compared

Against heat pumps of the same size and type, a typical APLUS model beats 17% and a typical Stelpro model 67%. Stelpro rates higher overall.

Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated

APLUS

17%

of similar heat pumps beaten by its typical model

Well below average

31 models listed

Stelpro

67%

of similar heat pumps beaten by its typical model

Well above average

32 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°FAPLUS: Beats 14%Stelpro: Beats 51%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAPLUS: Beats 6%Stelpro: Beats 77%
  • Winter-long heating efficiencyHSPF2APLUS: Beats 23%Stelpro: Beats 78%
  • Summer-long cooling efficiencySEER2APLUS: Beats 22%Stelpro: Beats 67%
  • Hot-day cooling efficiencyEER2APLUS: Beats 50%Stelpro: Beats 62%

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

    APLUS
    0%
    Stelpro
    88%
  • Xcel CC

    APLUS
    0%
    Stelpro
    94%
  • CEE Advanced

    APLUS
    0%
    Stelpro
    0%
  • ENERGY STAR CC

    APLUS
    0%
    Stelpro
    78%

All-around best, ducted up to 1.5 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

APLUS

None of APLUS’s ducted, up to 1.5 tons models has all five ratings.

Stelpro

  1. 1SEPB-H09A-Owith ducted air handler SFCB1-H09A-IStelpro1 ton · 9,000 Btu/h · DuctedCold-climate pick, score 79.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    120% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.85 (COP at 5°F)
    Below the middle
    Winter efficiency
    13.8 (HSPF2)
    Top 10%
    Cooling efficiency
    20.5 (SEER2)
    Top 10%
    Hot-day cooling
    14.0 (EER2)
    Top 10%
    86.5score / 100Heating 80 · Cooling 93
  2. 2SMZ2B1-H18A-OStelproAlso listed as SMZ2B1V-H18A-O1.5 tons · 19,000 Btu/h · DuctedCold-climate pick, score 70.8Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    90% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.0 (HSPF2)
    Great
    Cooling efficiency
    20.0 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Great
    77.4score / 100Heating 71 · Cooling 84
  3. 3SEPB-H12A-Owith ducted air handler SFCB1-H12A-IStelpro1 ton · 12,000 Btu/h · DuctedCold-climate pick, score 78.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.95 (COP at 5°F)
    Good
    Winter efficiency
    10.6 (HSPF2)
    Great
    Cooling efficiency
    20.0 (SEER2)
    Great
    Hot-day cooling
    12.0 (EER2)
    Good
    77.1score / 100Heating 79 · Cooling 76

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.

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