CarCostCheck

Mercedes Slc 300 final edition prem a

Reliability, running costs, and MOT data across 2 years from 536 real MOT tests.

Avg Pass Rate

93%

Total Tests

536

Best Year

2020 (94%)

Years Covered

2

How reliable is the Mercedes Slc 300 final edition prem a?

vs national average+11% (82% avg)
vs Mercedes brand average+6% (87% avg)
Best to worst year spread2 percentage points

Mercedes Slc 300 final edition prem a by Year

YearPass RateTestsAvg Mileage
202192%10214,072 mi
202094%43418,039 mi

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About the Mercedes Slc 300 final edition prem a

The Mercedes Slc 300 final edition prem a has been tested 536 times in 2024 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 petrol.

Best and Worst Years

The 2020 model is the most reliable with a 94% pass rate from 434 tests. The 2021 model has the lowest at 92%. With just a 2 point spread, the Slc 300 final edition prem a is consistently reliable regardless of year.

Mileage Across Years

The oldest model in our data (2020) averages 18,039 miles, while the newest (2021) averages 14,072 miles.

Compared to the Mercedes brand average of 87%, the Slc 300 final edition prem a performs 6 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.