Toyota Gs400 vs Toyota Yaris: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Toyota Gs400
67%
MOT pass rate · 1 vehicles
Toyota Yaris
78%
MOT pass rate · 631,425 vehicles
Verdict: On MOT pass rate the Toyota Gs400 (67%) and Toyota Yaris (78%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Toyota Gs400 | Toyota Yaris |
|---|---|---|
| MOT pass rate | 67% | 78% ✓ |
| MOT failure rate | 33% | 22% ✓ |
| Faults & advisories per test | 2.5 | 1.7 ✓ |
| Dangerous-fault share | 0% ✓ | 2% |
| Average mileage | 161,567 mi | 85,387 mi |
| Sample size (vehicles) | 1 | 631,425 |
Most common faults
Toyota Gs400
- Nearside Front Headlamp aim too low (1.6.D2)
- Nearside Front Steering pivot point has slight play (2.2.B.1g)
- Offside Front Shock absorber has a serious fluid leak (2.7.3)
- Power steering component(s) has slight seepage from a component (2.3.3b)
- Nearside Rear Suspension arm has slight play in a ball joint (2.4.G.2)
- Front registration plate insecure (6.3.1b)
Toyota Yaris
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
Reliability FAQ
On MOT pass rate the Toyota Gs400 (67%) and Toyota Yaris (78%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Toyota Gs400 report Full Toyota Yaris 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.