Know Your MOT

Yamaha Mt vs Yamaha Ybr: MOT reliability compared

Updated 05 September 2026.

13.0%
Yamaha Mt MOT failure rate, 9.4 pts lower than Yamaha Ybr

Yamaha Mt is the more reliable MOT performer: 13.0% of Yamaha Mt MOTs fail versus 22.4% for Yamaha Ybr, a 9.4 point gap.

MetricYamaha MtYamaha Ybr
MOT failure rate13.0%22.4%
Tests analysed115,230112,984
Most common failureLamps & electrical (24.9%)Lamps & electrical (26.1%)

Questions and answers

Which is more reliable, Yamaha Mt or Yamaha Ybr?

Yamaha Mt is the more reliable MOT performer: 13.0% of Yamaha Mt MOTs fail versus 22.4% for Yamaha Ybr, a 9.4 point gap.

What is the MOT failure rate of the Yamaha Mt?

13.0% of Yamaha Mt MOT tests result in a failure, from 115,230 tests.

What is the MOT failure rate of the Yamaha Ybr?

22.4% of Yamaha Ybr MOT tests result in a failure, from 112,984 tests.

Compared here

Yamaha Mt common MOT failures and failure rateYamaha Ybr common MOT failures and failure rate