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Kia Canto vs Kia Rio: reliability comparison

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

Kia Canto
77%
MOT pass rate · 1 vehicles
Kia Rio
76%
MOT pass rate · 141,350 vehicles
Verdict: On MOT pass rate the Kia Canto (77%) 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 Canto Kia Rio
MOT pass rate 77% ✓ 76%
MOT failure rate 23% ✓ 24%
Faults & advisories per test 0.7 ✓ 1.8
Dangerous-fault share 0% ✓ 3%
Average mileage 65,217 mi 76,214 mi
Sample size (vehicles) 1 141,350

Most common faults

Kia Canto

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Front Brake pad(s) wearing thin (3.5.1g)
  3. Offside Rear coil spring broken (2.4.C.1a)
  4. Parking brake efficiency below requirements (1.4.2 (a) (i))
  5. Nearside Front Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))
  6. Nearside Inner Drive shaft joint constant velocity boot severely deteriorated (6.1.7 (g) (i))

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 Canto (77%) and Kia Rio (76%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Kia Canto 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.