Grow light vs LED light bulb: which costs more to run? (2026)
Estimates use U.S. average $0.180 $/kWh, typical wattage, and typical hours/day from our catalog. Adjust on each appliance page.
Grow light
- Typical watts
- 200 W
- Hours/day
- 8
- Monthly est.
- $8.63
- kWh/mo
- 48.0
LED light bulb
- Typical watts
- 10 W
- Hours/day
- 4
- Monthly est.
- $0.22
- kWh/mo
- 1.2
Grow light is estimated to cost more per month at typical use.