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Renault Laguna vs Renault Sport: reliability comparison

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

Renault Laguna
65%
MOT pass rate · 305,568 vehicles
Renault Sport
81%
MOT pass rate · 149 vehicles
More reliable
Verdict: On MOT pass rate, the Renault Sport is the more reliable of the two — 81% pass first time versus 65%. It's one signal among several; check the full breakdown below.

Head to head

Measure Renault Laguna Renault Sport
MOT pass rate 65% 81% ✓
MOT failure rate 35% 19% ✓
Faults & advisories per test 2.2 1.0 ✓
Dangerous-fault share 0% ✓ 1%
Average mileage 121,362 mi 59,906 mi
Sample size (vehicles) 305,568 149

Most common faults

Renault Laguna

  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)

Renault Sport

  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. Exhaust emissions carbon monoxide content after 2nd fast idle excessive (7.3.D.3)
  4. Under-trays fitted obscuring some underside components
  5. Oil leak
  6. Offside Front Tyre worn close to the legal limit (4.1.E.1)

Reliability FAQ

On MOT pass rate, the Renault Sport is the more reliable of the two — 81% pass first time versus 65%. It's one signal among several; check the full breakdown below.

Full Renault Laguna report Full Renault Sport 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.