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Mazda 2 sport mhev vs Mazda Mx-5: reliability comparison

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

Mazda 2 sport mhev
92%
MOT pass rate · 606 vehicles
More reliable
Mazda Mx-5
77%
MOT pass rate · 162,634 vehicles
Verdict: On MOT pass rate, the Mazda 2 sport mhev is the more reliable of the two — 92% pass first time versus 77%. It's one signal among several; check the full breakdown below.

Head to head

Measure Mazda 2 sport mhev Mazda Mx-5
MOT pass rate 92% ✓ 77%
MOT failure rate 8% ✓ 23%
Faults & advisories per test 0.6 ✓ 1.8
Dangerous-fault share 4% 1% ✓
Average mileage 21,152 mi 90,085 mi
Sample size (vehicles) 606 162,634

Most common faults

Mazda 2 sport mhev

  1. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  2. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Nearside Front Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))
  5. Nearside Rear Child Seat fitted not allowing full inspection of adult belt
  6. Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Mazda Mx-5

  1. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  3. Front Brake pad(s) wearing thin (3.5.1g)
  4. Rear Brake pad(s) wearing thin (3.5.1g)
  5. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  6. Oil leak, but not excessive (8.4.1 (a) (i))

Reliability FAQ

On MOT pass rate, the Mazda 2 sport mhev is the more reliable of the two — 92% pass first time versus 77%. It's one signal among several; check the full breakdown below.

Full Mazda 2 sport mhev report Full Mazda Mx-5 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.