Know Your MOT

Mercedes-Benz Sprinter vs Mercedes-Benz Slk: MOT reliability compared

Updated 05 September 2026.

20.0%
Mercedes-Benz Slk MOT failure rate, 7.8 pts lower than Mercedes-Benz Sprinter

Mercedes-Benz Slk is the more reliable MOT performer: 20.0% of Mercedes-Benz Slk MOTs fail versus 27.8% for Mercedes-Benz Sprinter, a 7.8 point gap.

MetricMercedes-Benz SprinterMercedes-Benz Slk
MOT failure rate27.8%20.0%
Tests analysed4,270,9611,343,757
Most common failureBrakes (46.3%)Suspension (28.8%)

Questions and answers

Which is more reliable, Mercedes-Benz Sprinter or Mercedes-Benz Slk?

Mercedes-Benz Slk is the more reliable MOT performer: 20.0% of Mercedes-Benz Slk MOTs fail versus 27.8% for Mercedes-Benz Sprinter, a 7.8 point gap.

What is the MOT failure rate of the Mercedes-Benz Sprinter?

27.8% of Mercedes-Benz Sprinter MOT tests result in a failure, from 4,270,961 tests.

What is the MOT failure rate of the Mercedes-Benz Slk?

20.0% of Mercedes-Benz Slk MOT tests result in a failure, from 1,343,757 tests.

Compared here

Mercedes-Benz Sprinter common MOT failures and failure rateMercedes-Benz Slk common MOT failures and failure rate