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Hyundai I20 premium mhev t-gdi auto vs Hyundai I30: reliability comparison

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

Hyundai I20 premium mhev t-gdi auto
87%
MOT pass rate · 2,072 vehicles
More reliable
Hyundai I30
76%
MOT pass rate · 127,165 vehicles
Verdict: On MOT pass rate, the Hyundai I20 premium mhev t-gdi auto is the more reliable of the two — 87% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Head to head

Measure Hyundai I20 premium mhev t-gdi auto Hyundai I30
MOT pass rate 87% ✓ 76%
MOT failure rate 13% ✓ 24%
Faults & advisories per test 0.6 ✓ 1.9
Dangerous-fault share 6% 4% ✓
Average mileage 21,853 mi 88,676 mi
Sample size (vehicles) 2,072 127,165

Most common faults

Hyundai I20 premium mhev t-gdi auto

  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. Offside Front Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))
  6. Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Hyundai I30

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

Reliability FAQ

On MOT pass rate, the Hyundai I20 premium mhev t-gdi auto is the more reliable of the two — 87% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Full Hyundai I20 premium mhev t-gdi auto report Full Hyundai I30 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.