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Century vs KANIONco: heat pump ratings compared

Against heat pumps of the same size and type, a typical Century model beats 50% and a typical KANIONco model 47%. Century rates slightly higher overall.

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

Century

50%

of similar heat pumps beaten by its typical model

About average

59 models listed

KANIONco

47%

of similar heat pumps beaten by its typical model

About average

56 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°FCentury: Beats 50%KANIONco: Beats 37%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FCentury: Beats 49%KANIONco: Beats 45%
  • Winter-long heating efficiencyHSPF2Century: Beats 52%KANIONco: Beats 50%
  • Summer-long cooling efficiencySEER2Century: Beats 45%KANIONco: Beats 58%
  • Hot-day cooling efficiencyEER2Century: Beats 53%KANIONco: Beats 41%

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

    Century
    44%
    KANIONco
    66%

  • Xcel CC

    Century
    41%
    KANIONco
    63%

  • CEE Advanced

    Century
    3%
    KANIONco
    0%

  • ENERGY STAR CC

    Century
    32%
    KANIONco
    36%

All-around best, ductless up to 1.5 tons

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

Showing Ductless, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

Century

  1. 1A-VHP06SA-1with ductless indoor unit B-VHP06SA-1Century0.5 tons · 6,000 Btu/h · DuctlessCold-climate pick, score 96.7Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    110% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.40 (COP at 5°F)
    Top 10%
    Winter efficiency
    14.8 (HSPF2)
    Top 10%
    Cooling efficiency
    25.5 (SEER2)
    Top 10%
    Hot-day cooling
    18.0 (EER2)
    Top 10%
    96.2score / 100Heating 97 · Cooling 96
  2. 2A-ZHP09SA-1with ductless indoor unit B-ZHP09SA-1Century1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 85.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    113% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    14.6 (HSPF2)
    Top 10%
    Cooling efficiency
    33.3 (SEER2)
    Top 10%
    Hot-day cooling
    17.0 (EER2)
    Top 10%
    92.3score / 100Heating 86 · Cooling 99
  3. 3A-VHP09SA-1with ductless indoor unit B-VHP09WA-1Century1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 73.3Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    126% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.84 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.9 (HSPF2)
    Great
    Cooling efficiency
    27.2 (SEER2)
    Top 10%
    Hot-day cooling
    15.1 (EER2)
    Top 10%
    83.6score / 100Heating 72 · Cooling 96

KANIONco

  1. 1KWSMO-18IR454BHS27RKANIONco1.5 tons · 20,000 Btu/h · DuctlessCold-climate pick, score 70.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    99% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.0 (HSPF2)
    Good
    Cooling efficiency
    27.0 (SEER2)
    Top 10%
    Hot-day cooling
    15.0 (EER2)
    Top 10%
    82.6score / 100Heating 71 · Cooling 94
  2. 2KWSM-09IR454BHS25Rwith ductless indoor unit KWSM-09IR454BHS25RKANIONco1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 63.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    106% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    25.0 (SEER2)
    Great
    Hot-day cooling
    14.5 (EER2)
    Great
    76.2score / 100Heating 64 · Cooling 89
  3. 3KWSM-12IR454BHS25Rwith ductless indoor unit KWSM-12IR454BHS25RKANIONco1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 62.1Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Great
    Cooling efficiency
    25.0 (SEER2)
    Great
    Hot-day cooling
    14.0 (EER2)
    Great
    74.4score / 100Heating 62 · Cooling 87

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