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Mazda 2 vs Mazda 3 sport nav: reliability comparison

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

Mazda 2
78%
MOT pass rate · 146,943 vehicles
Mazda 3 sport nav
90%
MOT pass rate · 253 vehicles
More reliable
Verdict: On MOT pass rate, the Mazda 3 sport nav is the more reliable of the two — 90% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Head to head

Measure Mazda 2 Mazda 3 sport nav
MOT pass rate 78% 90% ✓
MOT failure rate 22% 10% ✓
Faults & advisories per test 1.7 0.0 ✓
Dangerous-fault share 3% ✓ 40%
Average mileage 76,654 mi 68,169 mi
Sample size (vehicles) 146,943 253

Most common faults

Mazda 2

  1. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  4. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  5. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  6. Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Mazda 3 sport nav

  1. Nearside Front Suspension arm ball joint has slight play (5.3.4 (a) (i))
  2. Nearside Rear Child Seat fitted not allowing full inspection of adult belt
  3. Offside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii))
  4. Offside Front Tyre has ply or cords exposed (5.2.3 (d) (ii))

Reliability FAQ

On MOT pass rate, the Mazda 3 sport nav is the more reliable of the two — 90% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Full Mazda 2 report Full Mazda 3 sport nav 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.