Hyundai I30 vs Hyundai Sonata glx aut: 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 Sonata glx aut
88%
MOT pass rate · 2 vehicles
Verdict: On MOT pass rate the Hyundai I30 (76%) and Hyundai Sonata glx aut (88%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Hyundai I30 | Hyundai Sonata glx aut |
|---|---|---|
| MOT pass rate | 76% | 88% ✓ |
| MOT failure rate | 24% | 12% ✓ |
| Faults & advisories per test | 1.9 ✓ | 2.4 |
| Dangerous-fault share | 4% | 0% ✓ |
| Average mileage | 88,676 mi | 61,153 mi |
| Sample size (vehicles) | 127,165 | 2 |
Most common faults
Hyundai I30
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
- Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
Hyundai Sonata glx aut
- front plate cracked
- rear brake pipes rusty
- Rear Exhaust has part of the system slightly deteriorated (7.1.1a)
- Exhaust has part of the system slightly deteriorated (7.1.1a)
- Nearside Front Brake pad(s) wearing thin (3.5.1g)
- Nearside Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)
Reliability FAQ
On MOT pass rate the Hyundai I30 (76%) and Hyundai Sonata glx aut (88%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Hyundai I30 report Full Hyundai Sonata glx aut 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.