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Renault 4 vs Renault Clio: reliability comparison

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

Renault 4
70%
MOT pass rate · 5,734 vehicles
More reliable
Renault Clio
67%
MOT pass rate · 1,134,431 vehicles
Verdict: On MOT pass rate, the Renault 4 is the more reliable of the two — 70% pass first time versus 67%. It's one signal among several; check the full breakdown below.

Head to head

Measure Renault 4 Renault Clio
MOT pass rate 70% ✓ 67%
MOT failure rate 30% ✓ 33%
Faults & advisories per test 2.4 2.1 ✓
Dangerous-fault share 2% 1% ✓
Average mileage 107,363 mi 93,744 mi
Sample size (vehicles) 5,734 1,134,431

Most common faults

Renault 4

  1. Oil leak, but not excessive (8.4.1 (a) (i))
  2. Offside Rear Wheel bearing has slight play (5.1.3 (a) (i))
  3. Nearside Rear Wheel bearing has slight play (5.1.3 (a) (i))
  4. Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b))
  5. Windscreen washer provides insufficient washer liquid (8.2.3)
  6. Offside Front Wheel bearing has slight play (5.1.3 (a) (i))

Renault Clio

  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
  6. Front Brake pad(s) wearing thin (3.5.1g)

Reliability FAQ

On MOT pass rate, the Renault 4 is the more reliable of the two — 70% pass first time versus 67%. It's one signal among several; check the full breakdown below.

Full Renault 4 report Full Renault Clio 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.