If you are in North America, I highly recommend to check out https://ashp.neep.org/#!/ https://ashp.neep.org/#!/ to compare heat pumps. It has efficiency and te

If you are in North America, I highly recommend to check out https://ashp.neep.org/#!/ https://ashp.neep.org/#!/ to compare heat pumps. It has efficiency and technical data on almost all models easy to compare without the marketing bullsh*t of manufacturers. The tests are conducted independently and instead of one COP you get the COP depending on the outside temperature which very important in cold climates like Canada.