Hyundai i30 reliability, MPG and running costs
Figures updated
The Hyundai i30 is a family hatchback. In 2024 MOT tests it scored 86 for reliability (100 is average), ranking 350 of 442, and 35.4% failed first time against a UK average of 28.5%. Its most common MOT failure is stop lamp (5.1% of tests).
Ranked 350 of 442 cars in the 2024 MOT Reliability League, and 24 of 30 family hatchbacks
In 2024, 104,647 Hyundai i30s aged 3 to 20 had an MOT and 35.4% failed first time (UK average 28.5%). Taking age and mileage into account, the Hyundai i30 is 16% more likely to fail than the average car of the same age and mileage. At the first MOT, at three years old, 14.2% failed (UK 12.7%).
First-time fail rate
35.4%
UK 28.5%
Fail rate at 3 years
14.2%
UK 12.7%
Average miles a year
8,000
Typical age at test: 10 years
Hyundai i30 MOT failure rate by age
Most common Hyundai i30 MOT faults
- Stop lamp: not working5.1% of tests
- Rbt (sp): efficiency below requirements5.0% of tests
- Track rod end: ball joint has excessive play4.4% of tests
- Position lamp: not working3.5% of tests
- Headlamp: not working on dipped beam3.4% of tests
- Tread depth: tread depth below requirements of 1.6mm3.3% of tests
What the Hyundai i30 fails on
| Area | Tests failing | vs similar cars |
|---|---|---|
| Lights and electrics | 15.4% | ▲ 1.3× as often |
| Brakes | 12.9% | ▲ 1.8× as often |
| Suspension | 9.2% | About average |
| Tyres | 7.5% | About average |
| Steering | 5.9% | ▲ 2.7× as often |
| Visibility | 5.3% | ▲ 1.1× as often |
| Body and structure | 2.0% | ▼ 41% less often |
| Exhaust and emissions | 1.7% | ▼ 46% less often |
| Seat belts and airbags | 0.4% | ▼ 52% less often |
| Wheels | 0.3% | ▼ 17% less often |
What MPG does the Hyundai i30 do?
Official economy for the Hyundai i30 ranges from 33.6 to 78.4mpg across the 196 versions listed by the Vehicle Certification Agency (2008–2025). A typical petrol version manages 47.9mpg. Expect 10–15% less in real-world driving.
Work out a journey's fuel costHow much is road tax on a Hyundai i30?
Any Hyundai i30 first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates). A Hyundai i30 registered between March 2001 and March 2017 is taxed on its CO2: £20 to £360 a year.
Work out tax for a specific carHyundai i30 specs and running costs
Official figures for 196 versions sold in the UK between 2008 and 2025.
Fuel types
Diesel, Hybrid, Petrol
Official economy
33.6–78.4 mpg
CO2
94–191 g/km
Power
88–280 PS
| Version | Fuel | Economy | CO2 | Car tax | Company car tax |
|---|---|---|---|---|---|
| i30 I30 TR SE CONNECT 1.0T DCT MY23 48V120 PS · DCT · listed 2025 | Petrol | 52.3 mpg | 118g | £200 | 29% |
| i30 I30 TR PREM 1.0T DCT MY23 48V120 PS · DCT · listed 2025 | Petrol | 51.4 mpg | 124g | £200 | 30% |
| i30 I30 SE CONNECT 1.0T 120PS MY23 48V120 PS · MT · listed 2025 | Petrol | 54.3 mpg | 119g | £200 | 29% |
| i30 I30 PREM 1.0T 120PS DCT MY23 48V120 PS · DCT · listed 2025 | Petrol | 51.4 mpg | 123g | £200 | 30% |
| i30 I30 PREM 1.0T 120PS MY23 48V120 PS · MT · listed 2025 | Petrol | 51.4 mpg | 123g | £200 | 30% |
| i30 I30 ADVANCE 1.5T DCT MY25140 PS · DCT · listed 2025 | Petrol | 50.4 mpg | 127g | £200 | 31% |
| i30 I30 N LINE 1.5T DCT MY25140 PS · DCT · listed 2025 | Petrol | 44.8 mpg | 143g | £200 | 34% |
| i30 I30 TOUR PREMIUM 1.5T MT MY25140 PS · MT · listed 2025 | Petrol | 47.1 mpg | 135g | £200 | 33% |
| i30 I30 TOUR PREMIUM 1.5T DCT MY25140 PS · DCT · listed 2025 | Petrol | 48.7 mpg | 132g | £200 | 32% |
| i30 I30 TOUR ADVANCE 1.5T DCT MY25140 PS · DCT · listed 2025 | Petrol | 49.6 mpg | 126g | £200 | 31% |
| i30 I30 TOUR ADVANCE 1.5T MT MY25140 PS · MT · listed 2025 | Petrol | 47.9 mpg | 130g | £200 | 32% |
| i30 I30 N LINE 1.5T MT MY25140 PS · MT · listed 2025 | Petrol | 42.8 mpg | 150g | £200 | 36% |
| i30 I30 N LINE S 1.5T DCT MY25140 PS · DCT · listed 2025 | Petrol | 44.1 mpg | 145g | £200 | 35% |
| i30 I30 PREMIUM 1.5T MT MY25140 PS · MT · listed 2025 | Petrol | 47.9 mpg | 134g | £200 | 32% |
| i30 I30 ADVANCE 1.5T MT MY25140 PS · MT · listed 2025 | Petrol | 47.9 mpg | 130g | £200 | 32% |
Economy and CO2 are official WLTP figures. Car tax is the yearly rate at current rates for a car first registered in the year listed, before any expensive car supplement. Company car tax is the 2026/27 benefit-in-kind rate. Showing the 15 most recent of 196 versions.
What a Hyundai i30 costs to fuel
- petrol, typical official 47.9mpg…
Official figures are usually 10–15% better than real-world driving.
Work out a journey in a Hyundai i30Buying a used Hyundai i30?
Check the MOT history of the exact car: every result, advisory and mileage reading, free.
Compare the Hyundai i30 with other family hatchbacks
Reliability, economy, car tax and running costs side by side.
Other Hyundai models
Frequently asked questions
›Is the Hyundai i30 reliable?
Its MOT record is worse than average: the Hyundai i30 is 16% more likely to fail than the average car of the same age and mileage, with a reliability score of 86 in our 2024 league (100 is average).
›What are common problems with the Hyundai i30?
The most common MOT fault is “Stop lamp: not working”, found in 5.1% of tests. It fails on steering and brakes more often than similar cars.
›What MPG does the Hyundai i30 do?
Official economy for the Hyundai i30 ranges from 33.6 to 78.4mpg across the 196 versions listed by the Vehicle Certification Agency (2008–2025). A typical petrol version manages 47.9mpg. Expect 10–15% less in real-world driving.
›How much is road tax on a Hyundai i30?
Any Hyundai i30 first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates). A Hyundai i30 registered between March 2001 and March 2017 is taxed on its CO2: £20 to £360 a year.
›How many Hyundai i30s fail their MOT?
35.4% of Hyundai i30s aged 3 to 20 failed their MOT first time in 2024, and 14.2% failed at their first MOT.
Sources: DVSA anonymised MOT tests 2024, all versions of the Hyundai i30 combined (Open Government Licence v3.0); official economy and CO2 from Vehicle Certification Agency data, © Crown copyright. VCA cannot accept liability for its accuracy. How we calculate the league.