Yes, heat pumps do win. They win even more when you consider that the energy mix is not 100% fossil fuels. Globally something like 15% of energy comes from rene

Yes, heat pumps do win. They win even more when you consider that the energy mix is not 100% fossil fuels. Globally something like 15% of energy comes from renewables or nuclear, plus 20-ish % from natural gas which is, as you said, 50-ish % efficient in turbine power plants.