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Ford C-MAX / Grand C-MAX vs Mercedes B-Class

Both are MPVs. First-time MOT failure at age 7, and what each one is known to fail on.

The Mercedes B-Class is the more reliable of the two. It fails its first MOT at age 7 18.7% of the time, against 20.5% for the Ford C-MAX / Grand C-MAX.

Ford C-MAX / Grand C-MAX
20.5%
fail at age 7
Rank 153 of 239 · 55k miles at 7 · 125,951 tests
Mercedes B-Class
18.7%
fail at age 7
Rank 128 of 239 · 50k miles at 7 · 60,899 tests

What each one fails on

Measured

The faults each records most at ages 6 to 9. Same figures as each full report.

Ford C-MAX / Grand C-MAX

A suspension pin, bush or joint excessively wornAdvisory10.3%
Stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioningFail2.4%
A lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioningFail2.0%
A spring or spring component fractured or seriously weakenedAdvisory2.0%
Fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road usersAdvisory1.7%
A shock absorber damaged to the extent that it does not function or showing signs of severe leakageAdvisory1.5%

Mercedes B-Class

A suspension joint dust cover severely deterioratedMinor3.4%
A spring or spring component fractured or seriously weakenedFail2.6%
A suspension joint dust cover missing or no longer prevents the ingress of dirt etcFail1.9%
A suspension pin, bush or joint excessively wornAdvisory1.9%
Brake pipe damaged or excessively corrodedAdvisory1.7%
A wheel badly distorted or wear between wheel and hub at spigot mountingAdvisory1.3%
Full Ford C-MAX / Grand C-MAX report →Full Mercedes B-Class report →