CarCostCheck

Porsche Taycan 4s 79kwh

Reliability, running costs, and MOT data across 2 years from 1,920 real MOT tests.

Avg Pass Rate

93%

Total Tests

1,920

Best Year

2020 (94%)

Years Covered

2

About the Porsche Taycan 4s 79kwh

The Porsche Taycan 4s 79kwh has been tested 1,920 times in 2026 MOT data across 2 model years (2020 to 2021), with an average pass rate of 93%. That's comfortably above the national average of 82%, making it a reliable choice. Available as electric.

Best and Worst Years

The 2020 model is the most reliable with a 94% pass rate from 1,200 tests. The 2021 model has the lowest at 91%. With just a 3 point spread, the Taycan 4s 79kwh is consistently reliable regardless of year.

Mileage Across Years

The oldest model in our data (2020) averages 30,535 miles, while the newest (2021) averages 27,223 miles.

Estimated Running Costs

Fuel (Electric, 0cc)
£500
Road Tax
£195
MOT Test
£55
Predicted Repairs
£200
Total per year£950
Per month£79/mo

Based on 7,400 miles/year, current fuel prices, and MOT pass rate data. Insurance not included.

Full 2021 details

How reliable is the Porsche Taycan 4s 79kwh?

vs national average+11% (82% avg)
vs Porsche brand average+1% (92% avg)
Best to worst year spread3 percentage points

Porsche Taycan 4s 79kwh by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

YearPass RateTestsAvg Mileage
202191%72027,223 mi
202094%1,20030,535 mi

Porsche Taycan 4s 79kwh Guides & Articles

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