Lets look at current metrics on 2 other EV plays....
12-14 times sales seems to be the norm....
I fully understand the differences in all 3 companies.
BYD...
Valuation Measures
Market Cap (intraday)5: 113.47B
Enterprise Value (Nov 11, 2014)3: 119.68B
Trailing P/E (ttm, intraday): 1,437.88
Forward P/E (fye Dec 31, 2015)1: N/A
PEG Ratio (5 yr expected)1: N/A
Price/Sales (ttm): 13.89
Price/Book (mrq): 28.23
Enterprise Value/Revenue (ttm)3: 14.21
Enterprise Value/EBITDA (ttm)6: 174.68
TSLA
Valuation Measures
Market Cap (intraday)5: 31.01B
Enterprise Value (Nov 11, 2014)3: 30.43B
Trailing P/E (ttm, intraday): N/A
Forward P/E (fye Dec 31, 2015)1: 80.81
PEG Ratio (5 yr expected)1: 4.20
Price/Sales (ttm): 12.38
Price/Book (mrq): 31.65
Enterprise Value/Revenue (ttm)3: 10.65
Enterprise Value/EBITDA (ttm)6: 398.66