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Toyota Avensis vs Toyota Sidia: 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 Sidia
60%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Toyota Avensis (75%) and Toyota Sidia (60%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Toyota Avensis Toyota Sidia
MOT pass rate 75% ✓ 60%
MOT failure rate 25% ✓ 40%
Faults & advisories per test 1.6 ✓ 2.2
Dangerous-fault share 1% 0% ✓
Average mileage 137,634 mi 140,452 mi
Sample size (vehicles) 274,130 1

Most common faults

Toyota Avensis

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  3. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  4. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  5. Front Brake pad(s) wearing thin (3.5.1g)
  6. Rear Brake pad(s) wearing thin (3.5.1g)

Toyota Sidia

  1. Offside Rear fog lamp not working (1.3.2b)
  2. Brake load sensing valve linkage seized (3.6.E.3)
  3. Front Brake hose excessively chafed (3.6.B.4d)
  4. Nearside Front position lamp(s) not working (1.1.A.3b)
  5. Offside Front Headlamp aim too low (1.8)
  6. Rear Tyre worn close to the legal limit (4.1.E.1)

Reliability FAQ

On MOT pass rate the Toyota Avensis (75%) and Toyota Sidia (60%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Toyota Avensis report Full Toyota Sidia 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.