Know Your MOT

MG Zr vs MG Midget: MOT reliability compared

Updated 05 September 2026.

25.2%
MG Midget MOT failure rate, 5.0 pts lower than MG Zr

MG Midget is the more reliable MOT performer: 25.2% of MG Midget MOTs fail versus 30.2% for MG Zr, a 5.0 point gap.

MetricMG ZrMG Midget
MOT failure rate30.2%25.2%
Tests analysed654,579126,855
Most common failureLamps & electrical (38.5%)Lamps & electrical (42.6%)

Questions and answers

Which is more reliable, MG Zr or MG Midget?

MG Midget is the more reliable MOT performer: 25.2% of MG Midget MOTs fail versus 30.2% for MG Zr, a 5.0 point gap.

What is the MOT failure rate of the MG Zr?

30.2% of MG Zr MOT tests result in a failure, from 654,579 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 Zr common MOT failures and failure rateMG Midget common MOT failures and failure rate