MG Zs vs MG Zt: MOT reliability compared
Updated 05 September 2026.
22.7%
MG Zs MOT failure rate, 6.2 pts lower than MG Zt
MG Zs is the more reliable MOT performer: 22.7% of MG Zs MOTs fail versus 28.9% for MG Zt, a 6.2 point gap.
| Metric | MG Zs | MG Zt |
|---|---|---|
| MOT failure rate | 22.7% | 28.9% |
| Tests analysed | 506,307 | 193,997 |
| Most common failure | Brakes (33.3%) | Lamps & electrical (38.7%) |
Questions and answers
Which is more reliable, MG Zs or MG Zt?
MG Zs is the more reliable MOT performer: 22.7% of MG Zs MOTs fail versus 28.9% for MG Zt, a 6.2 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 Zt?
28.9% of MG Zt MOT tests result in a failure, from 193,997 tests.