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Fiat 128 vs Fiat Ducato: reliability comparison

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

Fiat 128
73%
MOT pass rate · 25,758 vehicles
Fiat Ducato
75%
MOT pass rate · 145,137 vehicles
More reliable
Verdict: On MOT pass rate, the Fiat Ducato is the more reliable of the two — 75% pass first time versus 73%. It's one signal among several; check the full breakdown below.

Head to head

Measure Fiat 128 Fiat Ducato
MOT pass rate 73% 75% ✓
MOT failure rate 27% 25% ✓
Faults & advisories per test 1.6 ✓ 1.9
Dangerous-fault share 0% ✓ 2%
Average mileage 57,997 mi 93,121 mi
Sample size (vehicles) 25,758 145,137

Most common faults

Fiat 128

  1. Parking brake: efficiency below requirements (3.7.B.7)
  2. Oil leak
  3. Nearside Front Brake hose slightly deteriorated (3.6.B.4d)
  4. Exhaust emissions carbon monoxide content excessive (7.3.B.1a)
  5. Brakes imbalanced across an axle (3.7.B.5b)
  6. Exhaust has a minor leak of exhaust gases (7.1.2)

Fiat Ducato

  1. Oil leak, but not excessive (8.4.1 (a) (i))
  2. Parking brake: efficiency below requirements (3.7.B.7)
  3. Oil leak
  4. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  5. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  6. Parking brake efficiency below requirements (1.4.2 (a) (i))

Reliability FAQ

On MOT pass rate, the Fiat Ducato is the more reliable of the two — 75% pass first time versus 73%. It's one signal among several; check the full breakdown below.

Full Fiat 128 report Full Fiat Ducato 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.