Glödlampa – Lågenergi – LED
Tabellen nedan visar vad en vanlig glödlampa motsvarar i lågenergilampa samt LED.
| Glödlampa | Lågenergi | LED |
| 15 watt | 3 watt | 2 watt |
| 25 watt | 5 watt | 3 watt |
| 40 watt | 7 watt | 5 watt |
| 60 watt | 11 watt | 8 watt |
| 75 watt | 14 watt | 10 watt |
| 100 watt | 18 watt | 13 watt |
| 120 watt | 22 watt | 16 watt |
| 150 watt | 30 watt | 20 watt |
