Know Your MOT

MG Zs vs MG Midget: MOT reliability compared

Updated 05 September 2026.

22.7%
MG Zs MOT failure rate, 2.5 pts lower than MG Midget

MG Zs is the more reliable MOT performer: 22.7% of MG Zs MOTs fail versus 25.2% for MG Midget, a 2.5 point gap.

MetricMG ZsMG Midget
MOT failure rate22.7%25.2%
Tests analysed506,307126,855
Most common failureBrakes (33.3%)Lamps & electrical (42.6%)

Questions and answers

Which is more reliable, MG Zs or MG Midget?

MG Zs is the more reliable MOT performer: 22.7% of MG Zs MOTs fail versus 25.2% for MG Midget, a 2.5 point gap.

What is the MOT failure rate of the MG Zs?

22.7% of MG Zs MOT tests result in a failure, from 506,307 tests.

What is the MOT failure rate of the MG Midget?

25.2% of MG Midget MOT tests result in a failure, from 126,855 tests.

Compared here

MG Zs common MOT failures and failure rateMG Midget common MOT failures and failure rate