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ACC vs Honeywell: heat pump ratings compared

Against heat pumps of the same size and type, a typical ACC model beats 55% and a typical Honeywell model 55%. They are level.

Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated

ACC

55%

of similar heat pumps beaten by its typical model

About average

4 models listed

Honeywell

55%

of similar heat pumps beaten by its typical model

About average

4 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°FACC: Beats 67%Honeywell: Beats 47%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FACC: Beats 77%Honeywell: Beats 51%
  • Winter-long heating efficiencyHSPF2ACC: Beats 55%Honeywell: Beats 66%
  • Summer-long cooling efficiencySEER2ACC: Beats 32%Honeywell: Beats 68%
  • Hot-day cooling efficiencyEER2ACC: Beats 12%Honeywell: Beats 42%

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

    ACC
    0%
    Honeywell
    100%

  • Xcel CC

    ACC
    0%
    Honeywell
    75%

  • CEE Advanced

    ACC
    0%
    Honeywell
    0%

  • ENERGY STAR CC

    ACC
    0%
    Honeywell
    0%

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?

ACC

None of ACC’s ducted, 2.5–3 tons models qualifies.

Honeywell

  1. 1HSH17S-36AAAwith ducted air handler HVTAN-36SAHoneywell3 tons · 34,000 Btu/h · DuctedKeeps 80% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    80% (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
    55.3score / 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