Mercedes X
Reliability, running costs, and MOT data across 4 years from 10,504 real MOT tests.
Avg Pass Rate
89%
Total Tests
10,504
Best Year
2020 (90%)
Years Covered
4
How reliable is the Mercedes X?
Mercedes X by Year
Checking a specific Mercedes X?
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About the Mercedes X
The Mercedes X has been tested 10,504 times in 2024 MOT data across 4 model years (2017 to 2020), with an average pass rate of 89%. That's comfortably above the national average of 82%, making it a reliable choice. Available as diesel.
Best and Worst Years
The 2020 model is the most reliable with a 90% pass rate from 1,679 tests. The 2018 model has the lowest at 88%. With just a 2 point spread, the X is consistently reliable regardless of year.
Reliability Trend
The MERCEDES X has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.
Mileage Across Years
The oldest model in our data (2017) averages 73,721 miles, while the newest (2020) averages 46,188 miles.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.