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InfinityLiving vs KeplerX: heat pump ratings compared

Against heat pumps of the same size and type, a typical InfinityLiving model beats 45% and a typical KeplerX model 53%. KeplerX rates higher overall.

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

InfinityLiving

45%

of similar heat pumps beaten by its typical model

About average

16 models listed

KeplerX

53%

of similar heat pumps beaten by its typical model

About average

8 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°FInfinityLiving: Beats 42%KeplerX: Beats 49%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FInfinityLiving: Beats 43%KeplerX: Beats 78%
  • Winter-long heating efficiencyHSPF2InfinityLiving: Beats 54%KeplerX: Beats 33%
  • Summer-long cooling efficiencySEER2InfinityLiving: Beats 51%KeplerX: Beats 22%
  • Hot-day cooling efficiencyEER2InfinityLiving: Beats 36%KeplerX: Beats 54%

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

    InfinityLiving
    56%
    KeplerX
    0%
  • Xcel CC

    InfinityLiving
    25%
    KeplerX
    0%
  • CEE Advanced

    InfinityLiving
    0%
    KeplerX
    0%
  • ENERGY STAR CC

    InfinityLiving
    38%
    KeplerX
    0%

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.

InfinityLiving

None of InfinityLiving’s ductless, 3.5–4.5 tons models qualifies.

KeplerX

No ductless, 3.5–4.5 tons model from KeplerX.

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