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Kia Rio vs Kia Sportage gt-line s phev 4x4 a: reliability comparison

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

Kia Rio
76%
MOT pass rate · 141,350 vehicles
Kia Sportage gt-line s phev 4x4 a
90%
MOT pass rate · 7,421 vehicles
More reliable
Verdict: On MOT pass rate, the Kia Sportage gt-line s phev 4x4 a is the more reliable of the two — 90% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Head to head

Measure Kia Rio Kia Sportage gt-line s phev 4x4 a
MOT pass rate 76% 90% ✓
MOT failure rate 24% 10% ✓
Faults & advisories per test 1.8 0.6 ✓
Dangerous-fault share 3% ✓ 6%
Average mileage 76,214 mi 32,283 mi
Sample size (vehicles) 141,350 7,421

Most common faults

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))

Kia Sportage gt-line s phev 4x4 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. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Nearside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))
  5. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Offside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))

Reliability FAQ

On MOT pass rate, the Kia Sportage gt-line s phev 4x4 a is the more reliable of the two — 90% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Full Kia Rio report Full Kia Sportage gt-line s phev 4x4 a 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.