Cutting the brisk 0-60 time of the standard Model S from 5.6 second to under 4.5 seconds, the sportier version features the same 85 kilowatt-hour, 300 miles-per-charge battery pack found in the 2012 Model S Signature series.
“That’s quicker than a [Porsche] 911 [Carrera],” joked Musk. “Not bad for an electric luxury sedan.”
But if you thought 300 miles was the maximum range a Tesla Model S could do, you’d be wrong."
Link to Original Source