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Della vs ForestAir: heat pump ratings compared

Against heat pumps of the same size and type, a typical Della model beats 48% and a typical ForestAir model 63%. ForestAir rates higher overall.

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

Della

48%

of similar heat pumps beaten by its typical model

About average

94 models listed

ForestAir

63%

of similar heat pumps beaten by its typical model

Well above average

33 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°FDella: Beats 43%ForestAir: Beats 46%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FDella: Beats 44%ForestAir: Beats 59%
  • Winter-long heating efficiencyHSPF2Della: Beats 50%ForestAir: Beats 64%
  • Summer-long cooling efficiencySEER2Della: Beats 55%ForestAir: Beats 80%
  • Hot-day cooling efficiencyEER2Della: Beats 41%ForestAir: 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

    Della
    68%
    ForestAir
    97%

  • Xcel CC

    Della
    66%
    ForestAir
    97%

  • CEE Advanced

    Della
    0%
    ForestAir
    3%

  • ENERGY STAR CC

    Della
    44%
    ForestAir
    42%

All-around best, ducted 2.5–3 tons

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

Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

Della

  1. 1048-TPH-MODU-1D4Della2.5 tons · 27,000 Btu/h · DuctedCold-climate pick, score 63.1Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    89% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Top 10%
    Cooling efficiency
    22.0 (SEER2)
    Top 10%
    Hot-day cooling
    12.5 (EER2)
    Top 10%
    79.9score / 100Heating 63 · Cooling 97
  2. 2048-TLP-MODU-1D3Della2.5 tons · 27,000 Btu/h · DuctedCold-climate pick, score 51.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    22.0 (SEER2)
    Top 10%
    Hot-day cooling
    12.0 (EER2)
    Great
    71.0score / 100Heating 52 · Cooling 90
  3. 3048-TPH-MODU-1D5Della3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 59.7Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    20.0 (SEER2)
    Top 10%
    Hot-day cooling
    11.7 (EER2)
    Good
    69.1score / 100Heating 60 · Cooling 79

ForestAir

  1. 1FA-MY27-D3TL-O-454ForestAir2.5 tons · 27,000 Btu/h · DuctedCold-climate pick, score 64.3Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Top 10%
    Cooling efficiency
    22.0 (SEER2)
    Top 10%
    Hot-day cooling
    12.5 (EER2)
    Top 10%
    80.5score / 100Heating 64 · Cooling 97
  2. 2FA-M27-D3TL-O-454ForestAir2.5 tons · 27,000 Btu/h · DuctedCold-climate pick, score 49.8Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.88 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    22.0 (SEER2)
    Top 10%
    Hot-day cooling
    12.0 (EER2)
    Great
    69.9score / 100Heating 50 · Cooling 90
  3. 3FA-MY36-D4TL-O-454ForestAir3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 59.7Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    20.0 (SEER2)
    Top 10%
    Hot-day cooling
    11.7 (EER2)
    Good
    69.1score / 100Heating 60 · Cooling 79

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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