2026 head-to-head · Compact Car
2026 Mercedes-Benz CLA-Class EV vs Porsche Taycan
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 2026 Mercedes-Benz CLA-Class EV is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, it costs about $729 a year to fuel (126 MPGe), versus $977 for the 2026 Porsche Taycan (93 MPGe). That's roughly $248 a year, or about $1,242 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
- Mercedes-Benz CLA-Class EV
- Porsche Taycan
Side by side
| Mercedes-Benz CLA-Class EV | Porsche Taycan | |
|---|---|---|
| $729 | Your annual fuel cost | $977 |
| 126 MPGe | Combined efficiency | 93 MPGe |
| 127 MPGe | City | 94 MPGe |
| 124 MPGe | Highway | 92 MPGe |
| 27 kWh | Electricity use (kWh/100 mi) | 36.2 kWh |
| 374 mi | Driving range | 315 mi |
| 91 cu ft | Passenger volume | 89 cu ft |
| 12 cu ft | Cargo volume | 12 cu ft |
| 0 g/mi | Tailpipe CO₂ (g/mi) | 0 g/mi |
| 10/10 | EPA fuel economy score | 9/10 |
| 10/10 | EPA greenhouse gas score | 10/10 |
| 8.8 hrs | Charge time at 240V | 13 hrs |
| Electric | Powertrain | Electric |
| Electricity | Fuel | Electricity |
| Electric motor (200 kW) | Engine / motor | Electric motors (325 kW) |
| Single-speed | Transmission | 2-speed automatic |
| 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.
Mercedes-Benz CLA-Class EV vs Porsche Taycan across model years
- Mercedes-Benz CLA-Class EV
- Porsche Taycan
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 Mercedes-Benz CLA-Class EV goes farther between stops: about 374 miles on a charge, compared with 315 miles for the Porsche Taycan.
Among 21 2026 compact cars, the Mercedes-Benz CLA-Class EV ranks 1st and the Porsche Taycan 5th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2026 Mercedes-Benz CLA-Class EV or the 2026 Porsche Taycan?
Measured by cost to drive, the Mercedes-Benz CLA-Class EV. The Mercedes-Benz CLA-Class EV is rated 126 MPGe combined and the Porsche Taycan 93 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2026 Mercedes-Benz CLA-Class EV vs. the Porsche Taycan per year?
At 15,000 miles a year with 18¢/kWh electricity, about $729 for the Mercedes-Benz CLA-Class EV and $977 for the Porsche Taycan.
Which has more range?
The Mercedes-Benz CLA-Class EV: about 374 miles versus 315 miles.
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