Is the Peugeot 508 reliable?

The Peugeot 508 has an average MOT pass rate of 84% across 11 years, based on 34,650 tests in 2024. That's 2 points above the national average of 82%. The most reliable year is 2018 with a 95% pass rate.

Which year Peugeot 508 is best?

The 2018 Peugeot 508 has the highest MOT pass rate at 95%, while the 2013 model has the lowest at 77%. There's a 18 percentage point spread between the best and worst years.

Peugeot 508 Running Costs, MOT Pass Rates & Reliability

Peugeot 508

Reliability, running costs, and MOT data across 11 years from 34,650 real MOT tests.

Avg Pass Rate

84%

Total Tests

34,650

Best Year

2018 (95%)

Years Covered

How reliable is the Peugeot 508?

vs national average+2% (82% avg)

vs Peugeot brand average+1% (83% avg)

Best to worst year spread18 percentage points

Reliability trendImproving over years

Peugeot 508 by Year

Year	Pass Rate	Tests	Avg Mileage
2021	88%	1,948	35,816 mi
2020	87%	2,662	47,497 mi
2019	89%	4,928	47,447 mi
2018	95%	1,026	44,103 mi
2017	85%	765	76,001 mi
2016	81%	1,676	84,224 mi
2015	81%	1,974	96,741 mi
2014	80%	2,630	104,798 mi
2013	77%	5,473	114,840 mi
2012	78%	6,805	124,465 mi
2011	78%	4,763	126,235 mi

Checking a specific Peugeot 508?

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About the Peugeot 508

The Peugeot 508 has been tested 34,650 times in 2024 MOT data across 11 model years (2011 to 2021), with an average pass rate of 84%. That's slightly above the national average of 82%. Available as diesel and ED.

Best and Worst Years

The 2018 model is the most reliable with a 95% pass rate from 1,026 tests. The 2013 model has the lowest at 77%. With a 18 point spread, choosing the right year makes a big difference to reliability.

Reliability Trend

Newer PEUGEOT 508s show better MOT pass rates than older ones, with an average improvement of 9 percentage points.

Mileage Across Years

The oldest model in our data (2011) averages 126,235 miles, while the newest (2021) averages 35,816 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.

Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.