CarCostCheck

HYUNDAI I30 N LINE MHEV T-GDI (2021)

Running costs, common problems, and reliability data based on 626 real MOT tests in 2024.

MOT Pass Rate

88%

Total Tests (2024)

626

Avg Mileage

24,246 mi

Est. Annual Cost

£1,732

Is the 2021 HYUNDAI I30 N LINE MHEV T-GDI reliable?

Good reliability. Occasional issues but generally solid. That's 6 points above the national average of 82%. It also outperforms the HYUNDAI brand average of 83%.

At 3 years old, 88% of HYUNDAI I30 N LINE MHEV T-GDIs from 2021 passed their MOT first time in 2024. That's based on 626 tests across the UK. The average mileage at this age is 24,246 miles.

How does the 2021 HYUNDAI I30 N LINE MHEV T-GDI compare?

Rank among all 2021 cars2832th out of 3,373(top 84%)
Rank among all HYUNDAI models208th out of 417(top 50%)
vs national average+6% (82% avg)
vs 2021 cars average-4% (92% avg)
vs HYUNDAI average+5% (83% avg)

Mileage Analysis

The average 2021 HYUNDAI I30 N LINE MHEV T-GDI has 24,246 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.

Best year to buy a HYUNDAI I30 N LINE MHEV T-GDI?

The most reliable year is the 2020 model with a 93% MOT pass rate, while the 2021 model has the lowest at 88%. Consider a different year if reliability is a priority.

How much does a 2021 HYUNDAI I30 N LINE MHEV T-GDI cost to run?

Fuel (Petrol, 1482cc)
£1,137
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£350
Total per year£1,732
Per month£144/mo

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

HYUNDAI I30 N LINE MHEV T-GDI by Year

YearPass RateTestsAvg Mileage
202188%62624,246 mi
202093%16229,335 mi

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About the 2021 HYUNDAI I30 N LINE MHEV T-GDI

The 2021 HYUNDAI I30 N LINE MHEV T-GDI is a small family car with a 1482cc petrol engine. 626 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It sits in the bottom 84% of 2021 cars for MOT pass rates.

With an average of 24,246 miles at 3 years old, HYUNDAI I30 N LINE MHEV T-GDI owners drive about as much as the UK average.

2021 HYUNDAI I30 N LINE MHEV T-GDI Fuel Costs

The 1482cc 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 I30 N LINE MHEV T-GDI?

Total estimated annual running cost is £1,732 144/month), broken down as £1137 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 88% pass rate. Keeping on top of servicing will help avoid surprises.

Buying a Used 2021 HYUNDAI I30 N LINE MHEV 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 I30 N LINE MHEV T-GDI

If reliability is your priority, there are 3 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines: