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MSH LEGACY vs TRUENORTH: heat pump ratings compared
Against heat pumps of the same size and type, a typical MSH LEGACY model beats 51% and a typical TRUENORTH model 41%. MSH LEGACY rates higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
MSH LEGACY
51%
of similar heat pumps beaten by its typical model
About average18 models listed
TRUENORTH
41%
of similar heat pumps beaten by its typical model
Below average18 models listed
- Efficiency on a 5°F dayCOP at 5°FMSH LEGACY: Beats 78%TRUENORTH: Beats 36%
- Heating power kept at 5°FCapacity at 5°F vs 47°FMSH LEGACY: Beats 16%TRUENORTH: Beats 54%
- Winter-long heating efficiencyHSPF2MSH LEGACY: Beats 33%TRUENORTH: Beats 45%
- Summer-long cooling efficiencySEER2MSH LEGACY: Beats 29%TRUENORTH: Beats 41%
- Hot-day cooling efficiencyEER2MSH LEGACY: Beats 91%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
CEE 2025
- MSH LEGACY
- 0%
- TRUENORTH
- 50%
Xcel CC
- MSH LEGACY
- 0%
- TRUENORTH
- 39%
CEE Advanced
- MSH LEGACY
- 0%
- TRUENORTH
- 0%
ENERGY STAR CC
- MSH LEGACY
- 0%
- TRUENORTH
- 0%
Top cold-climate picks, ducted 3.5–4.5 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, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?
MSH LEGACY
None of MSH LEGACY’s ducted, 3.5–4.5 tons models qualifies.
TRUENORTH
- 1WLUD60W/A-D(U)with ducted air handler WLCAT60H/NAATRUENORTH4 tons · 50,500 Btu/h · DuctedKeeps 70% of its heat at 5°FMeets none of the standards tracked here
- Heat kept at 5°F
- 70% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.80 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 8.5 (HSPF2)
- Good
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