economy
February 17, 2026
PAYING TOO MUCH FOR ELECTRICITY? Inverter air conditioner or Norwegian radiator
Photo: Shutterstock/PearlPhotoPix, mr2853, DifferREDB

TL;DR
- Inverter air conditioners are more energy-efficient than Norwegian radiators, providing 3-4 kWh of heat per 1 kWh of electricity.
- Norwegian radiators offer a direct 1:1 conversion of electricity to heat.
- For a 40m² apartment, inverter ACs consume 3 to 4 times less electricity than Norwegian radiators.
- Inverter ACs provide faster, more even heating, while Norwegian radiators heat locally and slowly.
- The initial investment for an inverter AC is higher, but it is more cost-effective in the long run.
- Norwegian radiators are cheaper to purchase and easier to install but have higher running costs.
- Inverter ACs are considered the most cost-effective electric heating solution in Serbia for medium-sized apartments.
- Norwegian radiators may be suitable for small rooms, occasional heating, or as a supplementary heat source.
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