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AUX vs Friedrich: heat pump ratings compared

Against heat pumps of the same size and type, a typical AUX model beats 49% and a typical Friedrich model 39%. AUX rates higher overall.

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

AUX

49%

of similar heat pumps beaten by its typical model

About average

189 models listed

Friedrich

39%

of similar heat pumps beaten by its typical model

Well below average

188 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°FAUX: Beats 60%Friedrich: Beats 46%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAUX: Beats 51%Friedrich: Beats 35%
  • Winter-long heating efficiencyHSPF2AUX: Beats 40%Friedrich: Beats 31%
  • Summer-long cooling efficiencySEER2AUX: Beats 48%Friedrich: Beats 34%
  • Hot-day cooling efficiencyEER2AUX: Beats 39%Friedrich: Beats 38%

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

    AUX
    68%
    Friedrich
    27%

  • Xcel CC

    AUX
    66%
    Friedrich
    21%

  • CEE Advanced

    AUX
    1%
    Friedrich
    1%

  • ENERGY STAR CC

    AUX
    35%
    Friedrich
    22%

All-around best, ducted 2 tons

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

Showing Ducted, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

AUX

  1. 1ASUM24HPMULOAUX2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 62.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    83% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.0 (HSPF2)
    Great
    Cooling efficiency
    21.0 (SEER2)
    Top 10%
    Hot-day cooling
    13.0 (EER2)
    Top 10%
    78.2score / 100Heating 63 · Cooling 93
  2. 2ASPR24HPMULOAUX2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 59.1Meets 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
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    9.5 (HSPF2)
    Good
    Cooling efficiency
    20.5 (SEER2)
    Top 10%
    Hot-day cooling
    11.8 (EER2)
    Good
    66.2score / 100Heating 59 · Cooling 73
  3. 3AHU24HPV1BOwith ducted air handler AHU24HPV1BIAUX2 tons · 24,000 Btu/h · DuctedCold-climate pick, score 59.4Meets 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
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.5 (HSPF2)
    Good
    Cooling efficiency
    19.0 (SEER2)
    Great
    Hot-day cooling
    11.0 (EER2)
    Below the middle
    55.3score / 100Heating 59 · Cooling 51

Friedrich

  1. 1FRP19AY24AJVCwith ducted air handler FRHMVY3621MEACAFriedrich2 tons · 22,800 Btu/h · DuctedCold-climate pick, score 61.0Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    86% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.5 (HSPF2)
    Good
    Cooling efficiency
    20.0 (SEER2)
    Great
    Hot-day cooling
    13.0 (EER2)
    Top 10%
    75.4score / 100Heating 61 · Cooling 90
  2. 2RD18AY24AJVCwith ducted air handler RHMVY2417SEACNFriedrich2 tons · 21,400 Btu/h · DuctedCold-climate pick, score 70.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    84% (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
    19.0 (SEER2)
    Great
    Hot-day cooling
    12.0 (EER2)
    Good
    70.3score / 100Heating 69 · Cooling 71
  3. 3FRP17AY24AJVCwith indoor coil RCFY2417STANM and furnace FR962V0603A17M4SFriedrich2 tons · 22,400 Btu/h · DuctedCold-climate pick, score 67.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    82% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Winter efficiency
    9.5 (HSPF2)
    Good
    Cooling efficiency
    17.0 (SEER2)
    Below the middle
    Hot-day cooling
    11.7 (EER2)
    Below the middle
    56.3score / 100Heating 67 · Cooling 45

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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