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Porsche Boxster S Tiptronic S MOT Pass Rate and Running Costs

Reliability, estimated running costs, and MOT data across 1 model year from 45 MOT tests in 2024.

Avg Pass Rate

84%

Total Tests

45

Model Year

2003

Years Covered

1

About the Porsche Boxster S Tiptronic S

The Porsche Boxster S Tiptronic S was MOT tested 45 times in 2024 (DVSA data, retests included) across 1 model year (2003), with an average pass rate of 84%. That's slightly above the average of 82% across all models in our data. Our records list petrol versions.

Compared to the Porsche brand average of 92%, the Boxster S Tiptronic S is 8 points lower, placing it among the less reliable Porsche models.

Estimated Running Costs

Fuel (Petrol, 3200cc)
£1,958
Road Tax
£790
MOT Test
£55
Predicted Repairs
£350
Total per year£3,153
Per month£263/mo

Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.

Full 2003 details

How reliable is the Porsche Boxster S Tiptronic S?

vs average of all models+2% (82% avg)
vs Porsche brand average-8% (92% avg)

Porsche Boxster S Tiptronic S by Year

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

YearPass RateTestsAvg Mileage
200384%4588,915 mi

Questions about the Porsche Boxster S Tiptronic S

Is the Porsche Boxster S Tiptronic S reliable?

Across its 1 model year in our data (2003), the Porsche Boxster S Tiptronic S averages an 84% MOT pass rate, from 45 tests (DVSA MOT data for tests in 2024, retests included). That's 2 points above the average of 82% across all models in the same data.

Porsche Boxster S Tiptronic S Guides & Articles

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