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 | £0.05 | £17.74 | |
| Energy Saving | 8W | £0.01 | £3.55 | 80.0% |
| Standard | 60W | £0.07 | £26.61 | |
| Energy Saving | 11W | £0.01 | £4.88 | 81.7% |
| Standard | 75W | £0.09 | £33.26 | |
| Energy Saving | 15W | £0.02 | £6.65 | 80.0% |
| Standard | 100W | £0.12 | £44.35 | |
| Energy Saving | 18W | £0.02 | £7.98 | 82.0% |
*based on 4.5 hrs a day.
Electricity costs are calculated using the UK: Price Cap (Oct 2023) electricity rate of £0.27 per kWh (incl. VAT).
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