Energy Saving Lighting Electricity Cost Calculator
Simply changing your bulbs to energy savers could have a dramatic effect on your electricity bills over a year. Our comparison table below compares the running cost of a conventional bulb to an energy saver. Multiply this by the number of lights in your home and work and you can see how it adds up! And you don’t have the chore of changing bulbs so often.
Comparison of standard and energy saving light bulbs
Bulb Type
Power
Cost /day*
Cost /Year
Saving
Standard
40W
3.20p
£11.68
Energy Saving
8W
0.64p
£2.34
80.0%
Standard
60W
4.80p
£17.52
Energy Saving
11W
0.88p
£3.21
81.7%
Standard
75W
6.00p
£21.90
Energy Saving
15W
1.20p
£4.38
80.0%
Standard
100W
8.00p
£29.20
Energy Saving
18W
1.44p
£5.26
82.0%
*based on 4.5 hrs a day at the Average rate of 17.78p/kWh (December 2018 tariff) for a unit of electricity.
