Skip to content

Hyundai 4 vs Hyundai I20: reliability comparison

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

Hyundai 4
67%
MOT pass rate · 2 vehicles
Hyundai I20
80%
MOT pass rate · 135,974 vehicles
Verdict: On MOT pass rate the Hyundai 4 (67%) and Hyundai I20 (80%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Hyundai 4 Hyundai I20
MOT pass rate 67% 80% ✓
MOT failure rate 33% 20% ✓
Faults & advisories per test 0.9 ✓ 1.6
Dangerous-fault share 3% 3%
Average mileage 141,330 mi 69,554 mi
Sample size (vehicles) 2 135,974

Most common faults

Hyundai 4

  1. Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)
  2. Nearside Rear Brake pipe excessively corroded (3.6.B.2c)
  3. Offside Front Front position lamp(s) not working (1.1.A.3b)
  4. Registration plate lamp not working (1.1.C.1d)
  5. Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)
  6. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Hyundai I20

  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. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  4. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  5. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  6. Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Reliability FAQ

On MOT pass rate the Hyundai 4 (67%) and Hyundai I20 (80%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Hyundai 4 report Full Hyundai I20 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.