Hair straightener vs Heated towel rail: which costs more to run? (2026)
Baseline uses U.S. average $0.180/kWh, typical wattage, and typical hours/day from our catalog. At that rate: Hair straightener ~$0.65/mo (3.6 kWh/mo) · Heated towel rail ~$2.59/mo (14.4 kWh/mo).
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Estimates below use the rate you pick (defaults match your locale when possible). The summary paragraph above stays at U.S. average for SEO; see methodology for sources.
$0.180/kWh
Higher cost: Heated towel rail · +300% ($1.94/mo vs Hair straightener)
Hair straightener
Lower cost- Typical watts
- 400 W
- Hours/day
- 0.3
- Monthly est.
- $0.65
- kWh/mo
- 3.6
Heated towel rail
Higher cost- 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.
Compare by U.S. state
State pages use local utility averages (TYPE7). Open a state for either appliance to fine-tune hours and watts.