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Hyundai I30 vs Hyundai I40 premium blue drive crdi: reliability comparison

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

Hyundai I30
76%
MOT pass rate · 127,165 vehicles
Hyundai I40 premium blue drive crdi
82%
MOT pass rate · 129 vehicles
More reliable
Verdict: On MOT pass rate, the Hyundai I40 premium blue drive crdi is the more reliable of the two — 82% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Head to head

Measure Hyundai I30 Hyundai I40 premium blue drive crdi
MOT pass rate 76% 82%
MOT failure rate 24% 18%
Faults & advisories per test 1.9 0.0
Dangerous-fault share 4%
Average mileage 88,676 mi 113,526 mi
Sample size (vehicles) 127,165 129

Most common faults

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))

Hyundai I40 premium blue drive crdi

No fault breakdown available.

Reliability FAQ

On MOT pass rate, the Hyundai I40 premium blue drive crdi is the more reliable of the two — 82% pass first time versus 76%. It's one signal among several; check the full breakdown below.

Full Hyundai I30 report Full Hyundai I40 premium blue drive crdi 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.