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Live cool vs MAXI AIR: heat pump ratings compared

Against heat pumps of the same size and type, a typical Live cool model beats 57% and a typical MAXI AIR model 75%. MAXI AIR rates higher overall.

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

Live cool

57%

of similar heat pumps beaten by its typical model

Above average

10 models listed

MAXI AIR

75%

of similar heat pumps beaten by its typical model

Well above average

10 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°FLive cool: Beats 44%MAXI AIR: Beats 51%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FLive cool: Beats 37%MAXI AIR: Beats 83%
  • Winter-long heating efficiencyHSPF2Live cool: Beats 57%MAXI AIR: Beats 83%
  • Summer-long cooling efficiencySEER2Live cool: Beats 74%MAXI AIR: Beats 77%
  • Hot-day cooling efficiencyEER2Live cool: Beats 63%MAXI AIR: Beats 77%

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

    Live cool
    100%
    MAXI AIR
    100%

  • Xcel CC

    Live cool
    100%
    MAXI AIR
    100%

  • CEE Advanced

    Live cool
    0%
    MAXI AIR
    0%

  • ENERGY STAR CC

    Live cool
    90%
    MAXI AIR
    70%

Top cold-climate picks, ductless 3.5–4.5 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, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

Live cool

No ductless, 3.5–4.5 tons model from Live cool.

MAXI AIR

No ductless, 3.5–4.5 tons model from MAXI AIR.

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