Know Your MOT

Yamaha Yzf vs Yamaha Xj600: MOT reliability compared

Updated 05 September 2026.

16.6%
Yamaha Yzf MOT failure rate, 2.8 pts lower than Yamaha Xj600

Yamaha Yzf is the more reliable MOT performer: 16.6% of Yamaha Yzf MOTs fail versus 19.4% for Yamaha Xj600, a 2.8 point gap.

MetricYamaha YzfYamaha Xj600
MOT failure rate16.6%19.4%
Tests analysed447,16575,807
Most common failureLamps & electrical (29.4%)Brakes (32.3%)

Questions and answers

Which is more reliable, Yamaha Yzf or Yamaha Xj600?

Yamaha Yzf is the more reliable MOT performer: 16.6% of Yamaha Yzf MOTs fail versus 19.4% for Yamaha Xj600, a 2.8 point gap.

What is the MOT failure rate of the Yamaha Yzf?

16.6% of Yamaha Yzf MOT tests result in a failure, from 447,165 tests.

What is the MOT failure rate of the Yamaha Xj600?

19.4% of Yamaha Xj600 MOT tests result in a failure, from 75,807 tests.

Compared here

Yamaha Yzf common MOT failures and failure rateYamaha Xj600 common MOT failures and failure rate