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Hyundai I20 vs Hyundai I20 advance t-gdi auto: reliability comparison

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

Hyundai I20
80%
MOT pass rate · 135,974 vehicles
Hyundai I20 advance t-gdi auto
85%
MOT pass rate · 2,396 vehicles
Verdict: On MOT pass rate the Hyundai I20 (80%) and Hyundai I20 advance t-gdi auto (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Hyundai I20 Hyundai I20 advance t-gdi auto
MOT pass rate 80% 85% ✓
MOT failure rate 20% 15% ✓
Faults & advisories per test 1.6 1.0 ✓
Dangerous-fault share 3% 0% ✓
Average mileage 69,554 mi 13,043 mi
Sample size (vehicles) 135,974 2,396

Most common faults

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))

Hyundai I20 advance t-gdi auto

  1. Oil leak, but not excessive (8.4.1 (a) (i))
  2. Horn not working (7.7 (a))
  3. Offside Rear Rear fog lamp switch missing (4.5.3 (a))
  4. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  5. Front Sub-frame damaged but not seriously weakened centre area (5.3.3 (b) (i))
  6. Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Reliability FAQ

On MOT pass rate the Hyundai I20 (80%) and Hyundai I20 advance t-gdi auto (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Hyundai I20 report Full Hyundai I20 advance t-gdi auto 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.