Two ways to read the same certified data. Switch any time; your choice is remembered on this device.
Bestcold vs Maestro: heat pump ratings compared
Against heat pumps of the same size and type, a typical Bestcold model beats 46% and a typical Maestro model 7%. Bestcold rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
Bestcold
46%
of similar heat pumps beaten by its typical model
About average79 models listed
Maestro
7%
of similar heat pumps beaten by its typical model
Well below average5 models listed
- Efficiency on a 5°F dayCOP at 5°FBestcold: Beats 45%Maestro: Beats 5%
- Heating power kept at 5°FCapacity at 5°F vs 47°FBestcold: Beats 43%Maestro: Beats 2%
- Winter-long heating efficiencyHSPF2Bestcold: Beats 48%Maestro: Beats 1%
- Summer-long cooling efficiencySEER2Bestcold: Beats 51%Maestro: Beats 1%
- Hot-day cooling efficiencyEER2Bestcold: Beats 39%Maestro: Beats 21%
Average (50%)Dashed outline: the other brand, for comparison
Want ranks, distributions per size class and cold-weather curves? Switch to Advanced
Rebate standards
CEE 2025
- Bestcold
- 68%
- Maestro
- 0%
Xcel CC
- Bestcold
- 66%
- Maestro
- 0%
CEE Advanced
- Bestcold
- 1%
- Maestro
- 0%
ENERGY STAR CC
- Bestcold
- 10%
- Maestro
- 0%
Top cold-climate picks, ductless 2 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 Ductless, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?
Bestcold
- 1MYTW24NA23BCH24ES-Owith ductless indoor unit MYTD24NA23BCH24ES-IBestcoldAlso listed as MYTD24NA23BCH24-O2 tons · 23,000 Btu/h · DuctlessKeeps 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
- 1.80 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 9.5 (HSPF2)
- Below the middle
Maestro
No ductless, 2 tons model from Maestro.
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