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AURUS vs Zenaire: heat pump ratings compared

One of these brands has too few models with every rating for an overall score; see each rating below.

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

AURUS

35%

of similar heat pumps beaten by its typical model

Well below average

12 models listed

Zenaire

—

of similar heat pumps beaten by its typical model

Not enough rated models

12 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°FAURUS: Beats 36%Zenaire: Not rated
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAURUS: Beats 40%Zenaire: Not rated
  • Winter-long heating efficiencyHSPF2AURUS: Beats 30%Zenaire: Beats 29%
  • Summer-long cooling efficiencySEER2AURUS: Beats 41%Zenaire: Beats 30%
  • Hot-day cooling efficiencyEER2AURUS: Beats 15%Zenaire: Beats 52%

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

    AURUS
    50%
    Zenaire
    0%

  • Xcel CC

    AURUS
    33%
    Zenaire
    0%

  • CEE Advanced

    AURUS
    0%
    Zenaire
    0%

  • ENERGY STAR CC

    AURUS
    0%
    Zenaire
    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?

AURUS

  1. 1ARU-H36CD/INVS-USwith ducted air handler ARU-H36AH/INVS-USAURUS3 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
    2.05 (COP at 5°F)
    Great
    Seasonal efficiency
    9.5 (HSPF2)
    Great
    75.1score / 100

Zenaire

None of Zenaire’s ducted, 2.5–3 tons models qualifies.

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