Skip to content

Kia Mentor s vs Kia Sportage: reliability comparison

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

Kia Mentor s
64%
MOT pass rate · 64 vehicles
Kia Sportage
80%
MOT pass rate · 294,137 vehicles
Verdict: On MOT pass rate the Kia Mentor s (64%) and Kia Sportage (80%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Kia Mentor s Kia Sportage
MOT pass rate 64% 80% ✓
MOT failure rate 36% 20% ✓
Faults & advisories per test 2.3 1.7 ✓
Dangerous-fault share 0% ✓ 4%
Average mileage 74,945 mi 76,824 mi
Sample size (vehicles) 64 294,137

Most common faults

Kia Mentor s

  1. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Parking brake: efficiency below requirements (3.7.B.7)
  3. Offside Front Brake pipe slightly corroded (3.6.B.2c)
  4. Offside Front Front constant velocity joint gaiter split (2.5.C.1a)
  5. Nearside Front Brake pipe slightly corroded (3.6.B.2c)
  6. Nearside Rear Brake pipe slightly corroded (3.6.B.2c)

Kia Sportage

  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. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  4. Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
  5. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  6. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Reliability FAQ

On MOT pass rate the Kia Mentor s (64%) and Kia Sportage (80%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Kia Mentor s report Full Kia Sportage 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.