Hair straightener vs Heated towel rail: 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.
Hair straightener
- Typical watts
- 400 W
- Hours/day
- 0.3
- Monthly est.
- $0.65
- kWh/mo
- 3.6
Heated towel rail
- Typical watts
- 120 W
- Hours/day
- 4
- Monthly est.
- $2.59
- kWh/mo
- 14.4
Heated towel rail is estimated to cost more per month at typical use.