Tesla Model S vs Porsche Panamera
The Tesla Model S is the more efficient of the two: it reaches 124 mpg combined versus 25 mpg for the Porsche Panamera, a 99 mpg advantage and costs about $2,450 less per year to fuel.
Across 4 measured categories, the Tesla Model S leads in 4. Figures are EPA test data, not manufacturer claims.
2015–2026
Porsche Panamera
Large Cars · 139 configurations
Head-to-head specifications
| Metric | Tesla Model S | Porsche Panamera |
|---|---|---|
| Best combined MPG | 124 mpg ✓ | 25 mpg |
| Best city MPG | 132 mpg ✓ | 23 mpg |
| Best highway MPG | 116 mpg ✓ | 29 mpg |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $600 ✓ | $3,050 |
| Lowest CO2 output | Not available | 185 g/mi |
| Engines offered | Not available | SIDI, SIDI; PHEV, 2.9, 4.0 |
| Transmissions | Automatic (A1) | Automatic (AM-S8), Automatic (AM-S7) |
| Drivetrains | All-Wheel Drive, Rear-Wheel Drive | All-Wheel Drive, Rear-Wheel Drive, 4-Wheel Drive |
| Fuel types | Electricity | Premium, Premium and Electricity, Premium Gas or Electricity |
| EPA class | Large Cars | Large Cars |
| Years covered | 2015–2026 | 2015–2026 |
| Configurations on record | 62 | 139 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
Model S vs Panamera: common questions
Which is better on gas, the Tesla Model S or the Porsche Panamera?
The Tesla Model S is the more efficient of the two: it reaches 124 mpg combined versus 25 mpg for the Porsche Panamera, a 99 mpg advantage and costs about $2,450 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Tesla Model S runs about $600 a year in fuel at its most efficient configuration, versus about $3,050 for the Porsche Panamera — a difference of roughly $2,450 per year.
What engines do the Model S and Panamera offer?
Tesla Model S: no engine data on record. Porsche Panamera: SIDI, SIDI; PHEV, 2.9, 4.0.
Are they in the same vehicle class?
Yes — the EPA classifies both the Tesla Model S and the Porsche Panamera as Large Cars, so they compete directly.
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