What is off-peak charging worth?

Compare a charging schedule that follows cheaper hours with charging entirely at the peak price.

Miles driven per year

Vehicle efficiency mi/kWh

Charging losses %

Off-peak price ¢/kWh

Peak price ¢/kWh

Charging done off-peak %

Estimated annual savings$2,277

Flexible schedule: $744/year

Peak-only charging: $3,021/year

Grid energy: 3,810 kWh/year

This compares energy charges only. Fixed charges, taxes, demand charges, and special EV-plan eligibility are excluded.