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Kia 4wd vs Kia Rio: reliability comparison

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

Kia 4wd
79%
MOT pass rate · 1 vehicles
Kia Rio
76%
MOT pass rate · 141,350 vehicles
Verdict: On MOT pass rate the Kia 4wd (79%) and Kia Rio (76%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Kia 4wd Kia Rio
MOT pass rate 79% ✓ 76%
MOT failure rate 21% ✓ 24%
Faults & advisories per test 0.4 ✓ 1.8
Dangerous-fault share 0% ✓ 3%
Average mileage 50,887 mi 76,214 mi
Sample size (vehicles) 1 141,350

Most common faults

Kia 4wd

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. engine light on
  3. Front Brake pad(s) less than 1.5 mm thick (3.5.1g)
  4. Nearside Front Windscreen wiper does not clear the windscreen effectively (8.2.2)
  5. Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)
  6. Offside Front Windscreen wiper does not clear the windscreen effectively (8.2.2)

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 4wd (79%) and Kia Rio (76%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Kia 4wd 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.