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Live cool vs SLOMIN'S: heat pump ratings compared

Against heat pumps of the same size and type, a typical Live cool model beats 57% and a typical SLOMIN'S model 36%. Live cool rates higher overall.

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

Live cool

57%

of similar heat pumps beaten by its typical model

Above average

10 models listed

SLOMIN'S

36%

of similar heat pumps beaten by its typical model

Well below average

10 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°FLive cool: Beats 44%SLOMIN'S: Beats 39%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FLive cool: Beats 37%SLOMIN'S: Beats 43%
  • Winter-long heating efficiencyHSPF2Live cool: Beats 57%SLOMIN'S: Beats 37%
  • Summer-long cooling efficiencySEER2Live cool: Beats 74%SLOMIN'S: Beats 45%
  • Hot-day cooling efficiencyEER2Live cool: Beats 63%SLOMIN'S: Beats 17%

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

    Live cool
    100%
    SLOMIN'S
    80%

  • Xcel CC

    Live cool
    100%
    SLOMIN'S
    60%

  • CEE Advanced

    Live cool
    0%
    SLOMIN'S
    0%

  • ENERGY STAR CC

    Live cool
    90%
    SLOMIN'S
    0%

Top cold-climate picks, ducted 2.5–3 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, 2.5–3 tons (27,000–38,999 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?

Live cool

No ducted, 2.5–3 tons model from Live cool.

SLOMIN'S

  1. 1AC2495CZwith ducted air handler AC2495AZSLOMIN'S3 tons · 34,000 Btu/h · DuctedKeeps 76% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    55.4score / 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