Tesla Supercharger V3 network upcoming upgrade to 300kW Elon Musk mentions in a reply to a tweet about the upcoming Tesla Supercharger V3 upgrade from 250kW to 300kW. Currently, Superchargers have a 1MW power cabinet and do not split power nearby vehicles. With this upgrade, the charging time will drop to less than 15 minutes when the battery is in optimal condition. Image credits- Tesla PH Usually, the Superchargers charge the Tesla Model 3 Long Range at 75 miles for 5 minutes with peak efficiency. Elon Musk mentions an upgrade along with a reply stating that Model S has better range and fast charging. But Model Y and Model 3 have better performance and efficiency. He replied to a tweet stating that Tesla bagged the top 3 positions in Car & Driver “EV 1000”.