HYUNDAI I20 (2018)
Running costs, common problems, and reliability data based on 13,339 real MOT tests in 2024.
MOT Pass Rate
90%
Total Tests (2024)
13,339
Avg Mileage
39,854 mi
Est. Annual Cost
£1,582
Is the 2018 HYUNDAI I20 reliable?
Excellent reliability. Very few MOT failures. That's 8 points above the national average of 82%. It also outperforms the HYUNDAI brand average of 83%.
At 6 years old, 90% of HYUNDAI I20s from 2018 passed their MOT first time in 2024. That's based on 13,339 tests across the UK. The average mileage at this age is 39,854 miles.
How does the 2018 HYUNDAI I20 compare?
Mileage Analysis
The average 2018 HYUNDAI I20 has 39,854 miles on the clock, which is in line with the expected 44,400 miles for a 6-year-old car, suggesting normal everyday use.
Best year to buy a HYUNDAI I20?
The most reliable year is the 2020 model with a 94% MOT pass rate, while the 2009 model has the lowest at 74%. The 2018 sits between the two at 90%.
How much does a 2018 HYUNDAI I20 cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
HYUNDAI I20 by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2021 | 92% | 229 | 23,504 mi |
| 2020 | 94% | 6,081 | 26,315 mi |
| 2019 | 92% | 11,367 | 32,116 mi |
| 2018 | 90% | 13,339 | 39,854 mi |
| 2017 | 89% | 17,826 | 47,359 mi |
| 2016 | 87% | 21,403 | 53,699 mi |
| 2015 | 86% | 20,289 | 61,089 mi |
| 2014 | 81% | 20,858 | 62,454 mi |
| 2013 | 77% | 21,255 | 67,783 mi |
| 2012 | 75% | 16,576 | 72,704 mi |
| 2011 | 75% | 16,743 | 81,075 mi |
| 2010 | 75% | 16,887 | 82,204 mi |
| 2009 | 74% | 16,235 | 84,733 mi |
| 2008 | 77% | 143 | 83,225 mi |
Checking a specific HYUNDAI I20?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2018 HYUNDAI I20
The 2018 HYUNDAI I20 is a small family car with a 1248cc petrol engine. 13,339 of these vehicles were MOT tested in 2024, making it one of the most commonly tested cars on UK roads. Among all cars from 2018, the average MOT pass rate is 89%, and this model beats that benchmark.
With an average of 39,854 miles at 6 years old, HYUNDAI I20 owners drive about as much as the UK average.
2018 HYUNDAI I20 Fuel Costs
The 1248cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2018 HYUNDAI I20?
Total estimated annual running cost is £1,582 (£132/month), broken down as £1137 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 90% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
HYUNDAI I20 Reliability Trend
Newer HYUNDAI I20s show better MOT pass rates than older ones, with an average improvement of 14 percentage points.
Buying a Used 2018 HYUNDAI I20
At 6 years old, the HYUNDAI I20 offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. If you're flexible on year, the 2020 model has the highest pass rate at 94%. With 13,339 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2018 HYUNDAI I20
The HYUNDAI I20 is actually the most reliable option among similar petrol small family cars from this era. Here are comparable petrol cars with similar engines:
- FORD FIESTA (2016) 81% pass rate (-9%) from 205,128 tests
- VAUXHALL CORSA (2016) 81% pass rate (-9%) from 133,045 tests
- FORD FOCUS (2016) 87% pass rate (-3%) from 109,880 tests
- NISSAN QASHQAI (2017) 86% pass rate (-4%) from 100,176 tests