The Spark EV can match the BMW's sprint to 60 - mph off of the line, and charging rates start at 20 minutes (for 80 percent capacity using a special charger) and move up to 7 hours for a standard 240 - v outlet. (autobytel.com)
Since they are smaller, they don't require any special chargers to top off to 100 % relatively quickly. (bestride.com)