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Mazda Eonos vs Mazda Mx-5: reliability comparison

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

Mazda Eonos
70%
MOT pass rate · 2 vehicles
Mazda Mx-5
77%
MOT pass rate · 162,634 vehicles
Verdict: On MOT pass rate the Mazda Eonos (70%) and Mazda Mx-5 (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Mazda Eonos Mazda Mx-5
MOT pass rate 70% 77% ✓
MOT failure rate 30% 23% ✓
Faults & advisories per test 1.6 ✓ 1.8
Dangerous-fault share 0% ✓ 1%
Average mileage 205,415 mi 90,085 mi
Sample size (vehicles) 2 162,634

Most common faults

Mazda Eonos

  1. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Parking brake: efficiency below requirements (3.7.B.7)
  3. Nearside Rear Shock absorber has a light misting of oil (2.7.3)
  4. Offside Rear Shock absorber has a light misting of oil (2.7.3)
  5. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  6. Offside Rear Tyre worn close to the legal limit (4.1.E.1)

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 Eonos (70%) and Mazda Mx-5 (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Mazda Eonos 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.