Bmw 118 vs Bmw 135i: 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 135i
88%
MOT pass rate · 11 vehicles
Verdict: On MOT pass rate the Bmw 118 (81%) and Bmw 135i (88%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Bmw 118 | Bmw 135i |
|---|---|---|
| MOT pass rate | 81% | 88% ✓ |
| MOT failure rate | 19% | 12% ✓ |
| Faults & advisories per test | 1.5 | 1.1 ✓ |
| Dangerous-fault share | 4% ✓ | 6% |
| Average mileage | 85,676 mi | 60,792 mi |
| Sample size (vehicles) | 195,122 | 11 |
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 135i
- Offside Front Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))
- Nearside Tyre worn close to legal limit/worn on edge Inner edge bald and beginning to split (5.2.3 (e))
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Exhaust flexi pipe has slight damage
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Front Windscreen damaged but not adversely affecting driver's view Windscreen chipped (3.2 (a) (i))
Reliability FAQ
On MOT pass rate the Bmw 118 (81%) and Bmw 135i (88%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Bmw 118 report Full Bmw 135i 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.