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AUFIT vs CanAir: heat pump ratings compared

Against heat pumps of the same size and type, a typical AUFIT model beats 53% and a typical CanAir model 64%. CanAir rates higher overall.

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

AUFIT

53%

of similar heat pumps beaten by its typical model

About average

45 models listed

CanAir

64%

of similar heat pumps beaten by its typical model

Well above average

44 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°FAUFIT: Beats 64%CanAir: Beats 65%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAUFIT: Beats 51%CanAir: Beats 61%
  • Winter-long heating efficiencyHSPF2AUFIT: Beats 52%CanAir: Beats 74%
  • Summer-long cooling efficiencySEER2AUFIT: Beats 61%CanAir: Beats 66%
  • Hot-day cooling efficiencyEER2AUFIT: Beats 38%CanAir: Beats 60%

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

    AUFIT
    84%
    CanAir
    93%

  • Xcel CC

    AUFIT
    78%
    CanAir
    91%

  • CEE Advanced

    AUFIT
    0%
    CanAir
    2%

  • ENERGY STAR CC

    AUFIT
    51%
    CanAir
    91%

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

AUFIT

  1. 1FM4-H30/2DR3AAUFIT2.5 tons · 30,000 Btu/h · DuctedKeeps 77% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    77% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    9.5 (HSPF2)
    Great
    73.8score / 100
  2. 2FM4-H36/2DR3AAUFIT3 tons · 36,000 Btu/h · DuctedKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    70.3score / 100
  3. 3FM5-H42/2DR3AAUFIT3 tons · 37,000 Btu/h · DuctedKeeps 76% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.2 (HSPF2)
    Good
    64.3score / 100

CanAir

  1. 14C28LCH36H21with ducted air handler 4C28LEDH36H21CanAir3 tons · 36,000 Btu/h · DuctedKeeps 90% of its heat at 5°FMeets 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
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    11.1 (HSPF2)
    Top 10%
    83.2score / 100
  2. 24C28MC536H21CanAir3 tons · 36,000 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
    10.4 (HSPF2)
    Top 10%
    82.5score / 100
  3. 34CDH2036C21with ducted air handler 4CDH2036F21CanAir3 tons · 36,000 Btu/h · DuctedKeeps 105% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    105% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.3 (HSPF2)
    Top 10%
    73.1score / 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