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Ozone Spirit vs TEMP SHIFT: heat pump ratings compared

Against heat pumps of the same size and type, a typical Ozone Spirit model beats 47% and a typical TEMP SHIFT model 66%. TEMP SHIFT rates higher overall.

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

Ozone Spirit

47%

of similar heat pumps beaten by its typical model

About average

19 models listed

TEMP SHIFT

66%

of similar heat pumps beaten by its typical model

Well above average

19 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°FOzone Spirit: Beats 72%TEMP SHIFT: Beats 52%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FOzone Spirit: Beats 15%TEMP SHIFT: Beats 79%
  • Winter-long heating efficiencyHSPF2Ozone Spirit: Beats 14%TEMP SHIFT: Beats 79%
  • Summer-long cooling efficiencySEER2Ozone Spirit: Beats 23%TEMP SHIFT: Beats 61%
  • Hot-day cooling efficiencyEER2Ozone Spirit: Beats 17%TEMP SHIFT: Beats 62%

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

    Ozone Spirit
    16%
    TEMP SHIFT
    95%

  • Xcel CC

    Ozone Spirit
    0%
    TEMP SHIFT
    90%

  • CEE Advanced

    Ozone Spirit
    0%
    TEMP SHIFT
    5%

  • ENERGY STAR CC

    Ozone Spirit
    0%
    TEMP SHIFT
    0%

Top cold-climate picks, ductless 5 tons and up

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, 5 tons and up (57,000 Btu/h and up cooling). What size is my system?

Ozone Spirit

No ductless, 5 tons and up model from Ozone Spirit.

TEMP SHIFT

No ductless, 5 tons and up model from TEMP SHIFT.

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