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AIIR Intelligent HVAC vs dubbll: heat pump ratings compared

Against heat pumps of the same size and type, a typical AIIR Intelligent HVAC model beats 30% and a typical dubbll model 33%. dubbll rates slightly higher overall.

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

AIIR Intelligent HVAC

30%

of similar heat pumps beaten by its typical model

Well below average

3 models listed

dubbll

33%

of similar heat pumps beaten by its typical model

Well below average

3 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°FAIIR Intelligent HVAC: Beats 56%dubbll: Beats 71%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAIIR Intelligent HVAC: Beats 1%dubbll: Beats 28%
  • Winter-long heating efficiencyHSPF2AIIR Intelligent HVAC: Beats 18%dubbll: Beats 14%
  • Summer-long cooling efficiencySEER2AIIR Intelligent HVAC: Beats 42%dubbll: Beats 46%
  • Hot-day cooling efficiencyEER2AIIR Intelligent HVAC: Beats 72%dubbll: Beats 9%

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

    AIIR Intelligent HVAC
    33%
    dubbll
    0%

  • Xcel CC

    AIIR Intelligent HVAC
    0%
    dubbll
    0%

  • CEE Advanced

    AIIR Intelligent HVAC
    0%
    dubbll
    0%

  • ENERGY STAR CC

    AIIR Intelligent HVAC
    0%
    dubbll
    0%

Top cold-climate picks, ductless up to 1.5 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 Ductless, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

AIIR Intelligent HVAC

None of AIIR Intelligent HVAC’s ductless, up to 1.5 tons models qualifies.

dubbll

No ductless, up to 1.5 tons model from dubbll.

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