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Toyota Sc400 vs Toyota Yaris: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Toyota Sc400
73%
MOT pass rate · 8 vehicles
Toyota Yaris
78%
MOT pass rate · 631,425 vehicles
Verdict: On MOT pass rate the Toyota Sc400 (73%) 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 Sc400 Toyota Yaris
MOT pass rate 73% 78% ✓
MOT failure rate 27% 22% ✓
Faults & advisories per test 2.5 1.7 ✓
Dangerous-fault share 1% ✓ 2%
Average mileage 125,878 mi 85,387 mi
Sample size (vehicles) 8 631,425

Most common faults

Toyota Sc400

  1. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  2. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  3. Anti-lock braking system warning lamp does not illuminate (3.4.1b)
  4. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  5. Nearside Front Lower Suspension arm ball joint dust cover damaged, but preventing the ingress of dirt (2.4.G.2)
  6. Offside Front Lower Suspension arm ball joint dust cover damaged, but preventing the ingress of dirt (2.4.G.2)

Toyota Yaris

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  4. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  6. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Reliability FAQ

On MOT pass rate the Toyota Sc400 (73%) and Toyota Yaris (78%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Toyota Sc400 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.