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ADP vs HAXXAIR: heat pump ratings compared

Against heat pumps of the same size and type, a typical ADP model beats 49% and a typical HAXXAIR model 71%. HAXXAIR rates higher overall.

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

ADP

49%

of similar heat pumps beaten by its typical model

About average

15 models listed

HAXXAIR

71%

of similar heat pumps beaten by its typical model

Well above average

15 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°FADP: Beats 35%HAXXAIR: Beats 55%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FADP: Beats 86%HAXXAIR: Beats 78%
  • Winter-long heating efficiencyHSPF2ADP: Beats 51%HAXXAIR: Beats 69%
  • Summer-long cooling efficiencySEER2ADP: Beats 37%HAXXAIR: Beats 78%
  • Hot-day cooling efficiencyEER2ADP: Beats 43%HAXXAIR: Beats 73%

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

    ADP
    27%
    HAXXAIR
    100%

  • Xcel CC

    ADP
    87%
    HAXXAIR
    100%

  • CEE Advanced

    ADP
    7%
    HAXXAIR
    13%

  • ENERGY STAR CC

    ADP
    0%
    HAXXAIR
    100%

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), the most-listed ducted size. Pick yours above. What size is my system?

ADP

  1. 1KUSXB361Awith ducted air handler FC*G32*36+TXV+TDADP2.5 tons · 32,800 Btu/h · DuctedKeeps 96% of its heat at 5°FMeets Xcel CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.3 (HSPF2)
    Good
    54.9score / 100
  2. 2KUSXA361Awith ducted air handler V36H175P15*+TXV+TDADP3 tons · 34,200 Btu/h · DuctedKeeps 93% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    93% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.9 (HSPF2)
    Good
    54.3score / 100
  3. 3NS18H36HA5***with ducted air handler HG8J*36+TXV+TDADP3 tons · 33,400 Btu/h · DuctedKeeps 81% of its heat at 5°FMeets Xcel CC
    Heat kept at 5°F
    81% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.85 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.1 (HSPF2)
    Below the middle
    46.4score / 100

HAXXAIR

  1. 1HVHDZ-36V2Dwith ducted air handler HAHDZ-36V2DHAXXAIR2.5 tons · 32,000 Btu/h · DuctedKeeps 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)
    Great
    Efficiency at 5°F
    2.15 (COP at 5°F)
    Great
    Seasonal efficiency
    10.5 (HSPF2)
    Top 10%
    87.9score / 100
  2. 2HVHMZ-27V2DHAXXAIR2.5 tons · 27,000 Btu/h · DuctedKeeps 98% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    98% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.8 (HSPF2)
    Good
    56.7score / 100
  3. 3HVHMZ-36V2DHAXXAIR3 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
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    54.3score / 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