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Air Tempo vs Rethink Rental: heat pump ratings compared

Against heat pumps of the same size and type, a typical Air Tempo model beats 64% and a typical Rethink Rental model 35%. Air Tempo rates higher overall.

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

Air Tempo

64%

of similar heat pumps beaten by its typical model

Well above average

6 models listed

Rethink Rental

35%

of similar heat pumps beaten by its typical model

Well below average

6 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°FAir Tempo: Beats 18%Rethink Rental: Beats 51%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAir Tempo: Beats 86%Rethink Rental: Beats 21%
  • Winter-long heating efficiencyHSPF2Air Tempo: Beats 72%Rethink Rental: Beats 30%
  • Summer-long cooling efficiencySEER2Air Tempo: Beats 78%Rethink Rental: Beats 40%
  • Hot-day cooling efficiencyEER2Air Tempo: Beats 60%Rethink Rental: Beats 33%

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

    Air Tempo
    100%
    Rethink Rental
    67%
  • Xcel CC

    Air Tempo
    100%
    Rethink Rental
    33%
  • CEE Advanced

    Air Tempo
    0%
    Rethink Rental
    0%
  • ENERGY STAR CC

    Air Tempo
    100%
    Rethink Rental
    0%

All-around best, ducted 2.5–3 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

Air Tempo

No ducted, 2.5–3 tons model from Air Tempo.

Rethink Rental

No ducted, 2.5–3 tons model from Rethink Rental.

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