Skip to content

Kia Ev3 air vs Kia Rio: reliability comparison

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

Kia Ev3 air
98%
MOT pass rate · 5,378 vehicles
Kia Rio
76%
MOT pass rate · 141,350 vehicles
Verdict: On MOT pass rate the Kia Ev3 air (98%) 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 Ev3 air Kia Rio
MOT pass rate 98% ✓ 76%
MOT failure rate 2% ✓ 24%
Faults & advisories per test 0.2 ✓ 1.8
Dangerous-fault share 10% 3% ✓
Average mileage 18,769 mi 76,214 mi
Sample size (vehicles) 5,378 141,350

Most common faults

Kia Ev3 air

  1. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Nearside Rear 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 Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e))
  5. Front Tyre worn close to legal limit/worn on edge both sides (5.2.3 (e))
  6. Nearside Front Inner Tyre slightly damaged (5.2.3 (d) (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 Ev3 air (98%) and Kia Rio (76%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Kia Ev3 air 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.