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Saab 9-3 vs Saab 900 s aero turbo: reliability comparison

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

Saab 9-3
74%
MOT pass rate · 155,267 vehicles
More reliable
Saab 900 s aero turbo
63%
MOT pass rate · 280 vehicles
Verdict: On MOT pass rate, the Saab 9-3 is the more reliable of the two — 74% pass first time versus 63%. It's one signal among several; check the full breakdown below.

Head to head

Measure Saab 9-3 Saab 900 s aero turbo
MOT pass rate 74% 63%
MOT failure rate 26% 37%
Faults & advisories per test 1.9 2.5
Dangerous-fault share 1% 0%
Average mileage 130,302 mi 173,424 mi
Sample size (vehicles) 155,267 280

Most common faults

Saab 9-3

  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. Oil leak, but not excessive (8.4.1 (a) (i))
  6. Oil leak

Saab 900 s aero turbo

  1. Parking brake: efficiency below requirements (3.7.B.7)
  2. Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)
  3. Oil leak
  4. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  5. Offside Front Suspension component mounting prescribed area is excessively corroded (2.4.A.3)
  6. Nearside rear parking brake recording little or no effort (3.7.B.6a)

Reliability FAQ

On MOT pass rate, the Saab 9-3 is the more reliable of the two — 74% pass first time versus 63%. It's one signal among several; check the full breakdown below.

Full Saab 9-3 report Full Saab 900 s aero turbo 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.