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Kia Proceed gt-line crdi isg s-a vs Kia Rio: reliability comparison

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

Kia Proceed gt-line crdi isg s-a
84%
MOT pass rate · 464 vehicles
More reliable
Kia Rio
76%
MOT pass rate · 141,350 vehicles
Verdict: On MOT pass rate, the Kia Proceed gt-line crdi isg s-a is the more reliable of the two — 84% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Head to head

Measure Kia Proceed gt-line crdi isg s-a Kia Rio
MOT pass rate 84% ✓ 76%
MOT failure rate 16% ✓ 24%
Faults & advisories per test 1.3 ✓ 1.8
Dangerous-fault share 7% 3% ✓
Average mileage 72,163 mi 76,214 mi
Sample size (vehicles) 464 141,350

Most common faults

Kia Proceed gt-line crdi isg s-a

  1. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  6. Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Kia Rio

  1. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  4. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  5. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Reliability FAQ

On MOT pass rate, the Kia Proceed gt-line crdi isg s-a is the more reliable of the two — 84% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Full Kia Proceed gt-line crdi isg s-a report Full Kia Rio 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.