Model S seems to be at around 4700 lbs. Model X tips the scale at over 6768 lbs.
I think it is unlikely for Roadster 2020 to be over 6000 lbs but would be nice as it may qualify for the IRS Section 179 deduction if it is still around in 2020.
I think it is unlikely for Roadster 2020 to be over 6000 lbs but would be nice as it may qualify for the IRS Section 179 deduction if it is still around in 2020.