Know Your MOT

Rover 25 vs Rover 620: MOT reliability compared

Updated 05 September 2026.

27.9%
Rover 25 MOT failure rate, 9.1 pts lower than Rover 620

Rover 25 is the more reliable MOT performer: 27.9% of Rover 25 MOTs fail versus 37.0% for Rover 620, a 9.1 point gap.

MetricRover 25Rover 620
MOT failure rate27.9%37.0%
Tests analysed1,786,090377,675
Most common failureLamps & electrical (32.7%)Brakes (56.6%)

Questions and answers

Which is more reliable, Rover 25 or Rover 620?

Rover 25 is the more reliable MOT performer: 27.9% of Rover 25 MOTs fail versus 37.0% for Rover 620, a 9.1 point gap.

What is the MOT failure rate of the Rover 25?

27.9% of Rover 25 MOT tests result in a failure, from 1,786,090 tests.

What is the MOT failure rate of the Rover 620?

37.0% of Rover 620 MOT tests result in a failure, from 377,675 tests.

Compared here

Rover 25 common MOT failures and failure rateRover 620 common MOT failures and failure rate