Bmw 118 vs Bmw M5 auto: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Bmw 118
81%
MOT pass rate · 195,122 vehicles
Bmw M5 auto
93%
MOT pass rate · 430 vehicles
More reliable
Verdict: On MOT pass rate, the Bmw M5 auto is the more reliable of the two — 93% pass first time versus 81%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Bmw 118 | Bmw M5 auto |
|---|---|---|
| MOT pass rate | 81% | 93% ✓ |
| MOT failure rate | 19% | 7% ✓ |
| Faults & advisories per test | 1.5 | 0.0 ✓ |
| Dangerous-fault share | 4% | — ✓ |
| Average mileage | 85,676 mi | 54,701 mi |
| Sample size (vehicles) | 195,122 | 430 |
Most common faults
Bmw 118
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
Bmw M5 auto
No fault breakdown available.
Reliability FAQ
On MOT pass rate, the Bmw M5 auto is the more reliable of the two — 93% pass first time versus 81%. It's one signal among several; check the full breakdown below.
Full Bmw 118 report Full Bmw M5 auto report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.