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OLMO vs Perfect Aire: heat pump ratings compared

Against heat pumps of the same size and type, a typical OLMO model beats 38% and a typical Perfect Aire model 56%. Perfect Aire rates higher overall.

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

OLMO

38%

of similar heat pumps beaten by its typical model

Well below average

20 models listed

Perfect Aire

56%

of similar heat pumps beaten by its typical model

Above average

21 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°FOLMO: Beats 44%Perfect Aire: Beats 43%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FOLMO: Beats 37%Perfect Aire: Beats 70%
  • Winter-long heating efficiencyHSPF2OLMO: Beats 42%Perfect Aire: Beats 35%
  • Summer-long cooling efficiencySEER2OLMO: Beats 43%Perfect Aire: Beats 45%
  • Hot-day cooling efficiencyEER2OLMO: Beats 27%Perfect Aire: Beats 47%

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

    OLMO
    50%
    Perfect Aire
    71%

  • Xcel CC

    OLMO
    40%
    Perfect Aire
    71%

  • CEE Advanced

    OLMO
    0%
    Perfect Aire
    0%

  • ENERGY STAR CC

    OLMO
    40%
    Perfect Aire
    48%

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

OLMO

No ducted, up to 1.5 tons model from OLMO.

Perfect Aire

No ducted, up to 1.5 tons model from Perfect Aire.

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