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Microwave Oven Electricity Cost Calculator

Microwave ovens are rated in Watts (W) or Kilowatts (kW) if it is a commercial oven. To find out your oven's running cost, look-up the power output (usually found on the back of the machine or in the manual) then use our energy calculator below to see approximately how much it costs to run per minute.

Compare microwave prices


Supplier & tariff:  Or: 

5 mins
15 mins
30 mins
60 mins
700W ~1.24p
800W ~1.42p
900W ~1.60p
1000W (1kW) ~1.77p
1200W (1.2kW) ~2.13p
1500W (1.5kW) ~2.66p

*based on the Average rate of 15.2p/kWh (September 2014 tariff) for a unit of electricity. Microwaves energy input in Watts is usually more than its output in Watts, please check your user manual. On average a microwave will use 30% to 50% more energy than the rated output.

Compare Microwave Oven Prices

Microwave power:  
700W Microwave Ovens 850W Microwave Ovens 1250W Microwave Ovens


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Refer to your electricity bill or your energy suppliers published tariffs (usually found on their website) to obtain the information required below.