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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 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?

Ozone Spirit

None of Ozone Spirit’s ductless, up to 1.5 tons models qualifies.

TEMP SHIFT

  1. 1TSSZHH062R5with ductless indoor unit TSHW062R5TEMP SHIFT0.5 tons · 6,000 Btu/h · DuctlessKeeps 107% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP
    Heat kept at 5°F
    107% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.29 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    14.6 (HSPF2)
    Top 10%
    93.8score / 100
  2. 2TSSZHH182R5with ductless indoor unit TSHW182R5TEMP SHIFT1.5 tons · 18,000 Btu/h · DuctlessKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.8 (HSPF2)
    Great
    78.3score / 100
  3. 3TSSZHH122R5with ductless indoor unit TSCS122R5TEMP SHIFT1 ton · 12,000 Btu/h · DuctlessKeeps 96% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.99 (COP at 5°F)
    Good
    Seasonal efficiency
    11.6 (HSPF2)
    Top 10%
    76.1score / 100

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