Toyota Avensis vs Toyota Mark ii: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Toyota Avensis
75%
MOT pass rate · 274,130 vehicles
Toyota Mark ii
87%
MOT pass rate · 253 vehicles
More reliable
Verdict: On MOT pass rate, the Toyota Mark ii is the more reliable of the two — 87% pass first time versus 75%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Toyota Avensis | Toyota Mark ii |
|---|---|---|
| MOT pass rate | 75% | 87% ✓ |
| MOT failure rate | 25% | 13% ✓ |
| Faults & advisories per test | 1.6 | 1.1 ✓ |
| Dangerous-fault share | 1% ✓ | 3% |
| Average mileage | 137,634 mi | 142,757 mi |
| Sample size (vehicles) | 274,130 | 253 |
Most common faults
Toyota Avensis
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- 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)
- Front Brake pad(s) wearing thin (3.5.1g)
- Rear Brake pad(s) wearing thin (3.5.1g)
Toyota Mark ii
- Oil leak, but not excessive (8.4.1 (a) (i))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside 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))
- Exhaust noisy (8.1.1 (a))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Reliability FAQ
On MOT pass rate, the Toyota Mark ii is the more reliable of the two — 87% pass first time versus 75%. It's one signal among several; check the full breakdown below.
Full Toyota Avensis report Full Toyota Mark ii 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.