Mercedes S 350 l grand ed executive d a
Reliability, running costs, and MOT data across 3 years from 1,524 real MOT tests.
Avg Pass Rate
94%
Total Tests
1,524
Best Year
2021 (95%)
Years Covered
3
How reliable is the Mercedes S 350 l grand ed executive d a?
Mercedes S 350 l grand ed executive d a by Year
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About the Mercedes S 350 l grand ed executive d a
The Mercedes S 350 l grand ed executive d a has been tested 1,524 times in 2024 MOT data across 3 model years (2019 to 2021), with an average pass rate of 94%. That's comfortably above the national average of 82%, making it a reliable choice. Available as diesel.
Best and Worst Years
The 2021 model is the most reliable with a 95% pass rate from 296 tests. The 2020 model has the lowest at 93%. With just a 2 point spread, the S 350 l grand ed executive d a is consistently reliable regardless of year.
Reliability Trend
The MERCEDES S 350 L GRAND ED EXECUTIVE D A has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.
Mileage Across Years
The oldest model in our data (2019) averages 56,993 miles, while the newest (2021) averages 39,306 miles.
Compared to the Mercedes brand average of 87%, the S 350 l grand ed executive d a performs 7 points better, making it one of the more reliable options in the Mercedes range.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.