HYUNDAI IONIQ (2020)
Running costs, common problems, and reliability data based on 14,346 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
14,346
Avg Mileage
41,368 mi
Est. Annual Cost
£1,582
Is the 2020 HYUNDAI IONIQ reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%. It also outperforms the HYUNDAI brand average of 83%.
At 4 years old, 93% of HYUNDAI IONIQs from 2020 passed their MOT first time in 2024. That's based on 14,346 tests across the UK. The average mileage at this age is 41,368 miles.
How does the 2020 HYUNDAI IONIQ compare?
Mileage Analysis
The average 2020 HYUNDAI IONIQ has 41,368 miles on the clock, which is above the expected 29,600 miles for a 4-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
Best year to buy a HYUNDAI IONIQ?
The most reliable year is the 2022 model with a 96% MOT pass rate, while the 2016 model has the lowest at 87%. The 2020 sits between the two at 93%.
How much does a 2020 HYUNDAI IONIQ 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 IONIQ by Year
Checking a specific HYUNDAI IONIQ?
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About the 2020 HYUNDAI IONIQ
The 2020 HYUNDAI IONIQ is a small family car with a 1580cc petrol engine. 14,346 of these vehicles were MOT tested in 2024, making it one of the most commonly tested cars on UK roads. Among all cars from 2020, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 41,368 miles at 4 years old, HYUNDAI IONIQ owners cover more miles than the average driver.
2020 HYUNDAI IONIQ Fuel Costs
The 1580cc 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 2020 HYUNDAI IONIQ?
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 93% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
HYUNDAI IONIQ Reliability Trend
Newer HYUNDAI IONIQs show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Buying a Used 2020 HYUNDAI IONIQ
At 4 years old, the HYUNDAI IONIQ 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 2022 model has the highest pass rate at 96%. With 14,346 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2020 HYUNDAI IONIQ
The HYUNDAI IONIQ is actually the most reliable option among similar petrol small family cars from this era. Here are comparable petrol cars with similar engines:
- VOLKSWAGEN GOLF (2019) 92% pass rate (-1%) from 89,653 tests
- VAUXHALL CORSA (2018) 85% pass rate (-8%) from 86,266 tests
- NISSAN QASHQAI (2018) 87% pass rate (-6%) from 78,522 tests
- FORD KUGA (2018) 90% pass rate (-3%) from 67,605 tests