CarCostCheck

HYUNDAI I20 N T-GDI (2021)

Running costs, common problems, and reliability data based on 625 real MOT tests in 2024.

MOT Pass Rate

92%

Total Tests (2024)

625

Avg Mileage

24,388 mi

Est. Annual Cost

£1,582

Is the 2021 HYUNDAI I20 N T-GDI reliable?

Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%. It also outperforms the HYUNDAI brand average of 83%.

At 3 years old, 92% of HYUNDAI I20 N T-GDIs from 2021 passed their MOT first time in 2024. That's based on 625 tests across the UK. The average mileage at this age is 24,388 miles.

How does the 2021 HYUNDAI I20 N T-GDI compare?

Rank among all 2021 cars1951th out of 3,373(top 58%)
Rank among all HYUNDAI models113th out of 417(top 27%)
vs national average+10% (82% avg)
vs 2021 cars average+0% (92% avg)
vs HYUNDAI average+9% (83% avg)

Mileage Analysis

The average 2021 HYUNDAI I20 N T-GDI has 24,388 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.

How much does a 2021 HYUNDAI I20 N T-GDI cost to run?

Fuel (Petrol, 1598cc)
£1,137
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£200
Total per year£1,582
Per month£132/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

HYUNDAI I20 N T-GDI by Year

YearPass RateTestsAvg Mileage
202292%10026,090 mi
202192%62524,388 mi

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About the 2021 HYUNDAI I20 N T-GDI

The 2021 HYUNDAI I20 N T-GDI is a small family car with a 1598cc petrol engine. 625 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2021, the average MOT pass rate is 92%, and this model falls short of that benchmark.

With an average of 24,388 miles at 3 years old, HYUNDAI I20 N T-GDI owners drive about as much as the UK average.

2021 HYUNDAI I20 N T-GDI Fuel Costs

The 1598cc 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 2021 HYUNDAI I20 N T-GDI?

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 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

Buying a Used 2021 HYUNDAI I20 N T-GDI

At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet.

Alternatives to the 2021 HYUNDAI I20 N T-GDI

If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable petrol cars with similar engines: