The home charger cable is capable of 240V/80A (20 kWh) connections. Superchargers are around 363V/225A (90 kWh) but supposedly capable of 120 kWh. http://www.

The home charger cable is capable of 240V/80A (20 kWh) connections. Superchargers are around 363V/225A (90 kWh) but supposedly capable of 120 kWh. http://www.autoblog.com/2013/02/01/hands-on-with-the-tesla-supercharger-video/ http://www.autoblog.com/2013/02/01/hands-on-with-the-tesla-s... So you're looking at 3 hours at home vs 45 minutes at a supercharger for a full charge. With the 10 kWh wall charger you might be able to cut 45 min off a home charge.