2021 head-to-head · Large Car
2021 Porsche Taycan vs Tesla Model S
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2021 Tesla Model S is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, it costs about $761 a year to fuel (120 MPGe), versus $1,107 for the 2021 Porsche Taycan (79 MPGe). That's roughly $346 a year, or about $1,728 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Porsche Taycan
- Tesla Model S
Side by side
| Porsche Taycan | Tesla Model S | |
|---|---|---|
| $1,107 | Your annual fuel cost | $761 |
| 79 MPGe | Combined efficiency | 120 MPGe |
| 76 MPGe | City | 124 MPGe |
| 84 MPGe | Highway | 115 MPGe |
| 41 kWh | Electricity use (kWh/100 mi) | 28.2 kWh |
| 200 mi | Driving range | 405 mi |
| 88 cu ft | Passenger volume | 94 cu ft |
| 12 cu ft | Cargo volume | 26 cu ft |
| 0 g/mi | Tailpipe CO₂ (g/mi) | 0 g/mi |
| 10/10 | EPA fuel economy score | 10/10 |
| 10/10 | EPA greenhouse gas score | 10/10 |
| 9.5 hrs | Charge time at 240V | 15 hrs |
| Electric | Powertrain | Electric |
| Electricity | Fuel | Electricity |
| Electric motor (240 kW) | Engine / motor | Electric motors (365 kW) |
| 2-speed automatic | Transmission | Single-speed |
| RWD | Drivetrain | AWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Porsche Taycan vs Tesla Model S across model years
- Porsche Taycan
- Tesla Model S
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
The Tesla Model S goes farther between stops: about 405 miles on a charge, compared with 200 miles for the Porsche Taycan.
Per EPA interior volume figures, the Tesla Model S has more passenger space (94 vs. 88 cu ft); the Tesla Model S has more cargo space (26 vs. 12 cu ft).
Among 27 2021 large cars, the Porsche Taycan ranks 5th and the Tesla Model S 1st for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2021 Porsche Taycan or the 2021 Tesla Model S?
Measured by cost to drive, the Tesla Model S. The Porsche Taycan is rated 79 MPGe combined and the Tesla Model S 120 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2021 Porsche Taycan vs. the Tesla Model S per year?
At 15,000 miles a year with 18¢/kWh electricity, about $1,107 for the Porsche Taycan and $761 for the Tesla Model S.
Which has more range?
The Tesla Model S: about 405 miles versus 200 miles.
Which has more cargo space?
The Tesla Model S, with 26 cu ft of luggage volume versus 12 cu ft (EPA interior volume index).
Porsche Taycan vs Tesla Model S in other years
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