The Volt, for example, is about 12kWh to charge. For that, you get 40 miles. I am signed up for PG&E's variable time-of-day rate plan, so between 9PM-9AM, my

The Volt, for example, is about 12kWh to charge. For that, you get 40 miles. I am signed up for PG&E's variable time-of-day rate plan, so between 9PM-9AM, my power is 9.8 cents/kWh. So the Volt costs roughly $1.10/40 miles.