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MAXI AIR vs TRUENORTH: heat pump ratings compared

Against heat pumps of the same size and type, a typical MAXI AIR model beats 67% and a typical TRUENORTH model 41%. MAXI AIR rates higher overall.

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

MAXI AIR

67%

of similar heat pumps beaten by its typical model

Well above average

19 models listed

TRUENORTH

41%

of similar heat pumps beaten by its typical model

Below average

18 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°FMAXI AIR: Beats 41%TRUENORTH: Beats 36%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FMAXI AIR: Beats 70%TRUENORTH: Beats 54%
  • Winter-long heating efficiencyHSPF2MAXI AIR: Beats 75%TRUENORTH: Beats 45%
  • Summer-long cooling efficiencySEER2MAXI AIR: Beats 76%TRUENORTH: Beats 41%
  • Hot-day cooling efficiencyEER2MAXI AIR: Beats 63%TRUENORTH: 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

    MAXI AIR
    68%
    TRUENORTH
    50%

  • Xcel CC

    MAXI AIR
    74%
    TRUENORTH
    39%

  • CEE Advanced

    MAXI AIR
    0%
    TRUENORTH
    0%

  • ENERGY STAR CC

    MAXI AIR
    53%
    TRUENORTH
    0%

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?

MAXI AIR

No ducted, up to 1.5 tons model from MAXI AIR.

TRUENORTH

  1. 1WLWHD(18)ND3MOTRUENORTH1.5 tons · 17,000 Btu/h · DuctedKeeps 78% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.88 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.1 (HSPF2)
    Below the middle
    35.6score / 100
  2. 2WLWHD(18)ND3POTRUENORTH1.5 tons · 18,000 Btu/h · DuctedKeeps 71% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.88 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.1 (HSPF2)
    Below the middle
    31.8score / 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