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Achazel vs OTEC-OMEGA: 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

Achazel

20%

of similar heat pumps beaten by its typical model

Well below average

3 models listed

OTEC-OMEGA

—

of similar heat pumps beaten by its typical model

Not enough rated models

3 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°FAchazel: Beats 17%OTEC-OMEGA: Not rated
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAchazel: Beats 34%OTEC-OMEGA: Not rated
  • Winter-long heating efficiencyHSPF2Achazel: Beats 16%OTEC-OMEGA: Beats 43%
  • Summer-long cooling efficiencySEER2Achazel: Beats 23%OTEC-OMEGA: Beats 63%
  • Hot-day cooling efficiencyEER2Achazel: Beats 13%OTEC-OMEGA: Beats 38%

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

    Achazel
    67%
    OTEC-OMEGA
    0%

  • Xcel CC

    Achazel
    67%
    OTEC-OMEGA
    0%

  • CEE Advanced

    Achazel
    0%
    OTEC-OMEGA
    0%

  • ENERGY STAR CC

    Achazel
    0%
    OTEC-OMEGA
    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.

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?

Achazel

No ducted, 2.5–3 tons model from Achazel.

OTEC-OMEGA

None of OTEC-OMEGA’s ducted, 2.5–3 tons models has all five ratings.

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