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Hyundai I20 N Line MHEV T-gdi Reliability, MOT Pass Rate & Common Faults

Free Hyundai I20 N Line MHEV T-gdi car check

Is the Hyundai I20 N Line MHEV T-gdi reliable? We analysed 1,464 real MOT tests across 932 vehicles to find out.

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Data last updated: · Based on 1,464 real MOT tests
MOT Pass Rate
88.4%
Typical Mileage
22,292mi
Annual Mileage
6,487mi/yr
Est. Lifespan
yrs

The Hyundai I20 N Line MHEV T-gdi is above average for reliability based on real UK MOT data. Here's everything you need to know before buying a used Hyundai I20 N Line MHEV T-gdi.

Hyundai I20 N Line MHEV T-gdi Number Plates

Number plates registered to a Hyundai I20 N Line MHEV T-gdi. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.

Hyundai I20 N Line MHEV T-gdi MOT Pass Rate by Year

How likely is a Hyundai I20 N Line MHEV T-gdi to pass its MOT? Here's the pass rate for each registration year, newest first.

87.7%
2023
89.2%
2022
87.7%
2021

Hyundai I20 N Line MHEV T-gdi Common Faults & Problems

These are the most common serious faults found on Hyundai I20 N Line MHEV T-gdi models during MOT testing — flagged as dangerous or major failures that need immediate attention.

Tyre tread depth below requirements of 1.6mm 15
Tyre has ply or cords exposed 5

Hyundai I20 N Line MHEV T-gdi Mileage — What's Normal?

How many miles does a typical Hyundai I20 N Line MHEV T-gdi owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.

Low usage
4,299 mi/yr
Typical
6,487 mi/yr
Average
7,593 mi/yr
Heavy usage
9,337 mi/yr

Hyundai I20 N Line MHEV T-gdi MOT Data by Registration Year

Full breakdown of pass rate and mileage for each year. Use this to compare the Hyundai I20 N Line MHEV T-gdi year you're looking at.

Year Tests Pass Rate Low Mi. Typical Mi. High Mi.
2023 277 87.7% 14,657 21,107 29,009
2022 574 89.2% 16,096 21,963 30,986
2021 576 87.7% 16,439 22,870 31,552

How Long Does a Hyundai I20 N Line MHEV T-gdi Last?

Based on 932 Hyundai I20 N Line MHEV T-gdi vehicles on UK roads.

Average
2.6 years
Median
2.0 years

Hyundai I20 N Line MHEV T-gdi Mileage Distribution

Total mileage recorded across all Hyundai I20 N Line MHEV T-gdi MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.

Median
22,292 mi
75th Percentile
31,526 mi
95th Percentile
48,850 mi
Max Recorded
109,524 mi

Best Year to Buy a Used Hyundai I20 N Line MHEV T-gdi

Based on MOT pass rates across all registration years with sufficient test data.

Best year
2022

89.2% MOT pass rate from 574 tests

Year to avoid
2021

87.7% MOT pass rate from 576 tests

The best year to buy a used Hyundai I20 N Line MHEV T-gdi is 2022, which has the highest MOT pass rate at 89.2% across 574 tests. The 2021 model year has the lowest pass rate at 87.7% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.

How Does the Hyundai I20 N Line MHEV T-gdi Compare?

MOT pass rates compared to similar models. Click any model for the full breakdown.

Model Pass Rate Tests Typical Mileage Lifespan
Hyundai I20 N Line MHEV T-gdi THIS CAR 88.4% 1,464 22,292 mi — yrs
Hyundai I10 80.4% 2,829,935 35,978 mi 18 yrs
Hyundai I20 80.2% 1,488,641 45,118 mi 17 yrs
Hyundai I30 76.5% 1,479,391 57,858 mi 19 yrs
Volkswagen Golf SE Bluemotion TDI 83.6% 1,295 131,085 mi — yrs

Compared to the Hyundai I10 (80.4% pass rate) and the Hyundai I20 (80.2% pass rate), the Hyundai I20 N Line MHEV T-gdi outperforms both on MOT reliability.

Found a Hyundai I20 N Line MHEV T-gdi you like?

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Should you buy a used Hyundai I20 N Line MHEV T-gdi?

The Hyundai I20 N Line MHEV T-gdi has an overall MOT pass rate of 88.4% across 1,464 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.

On the safety side, the most frequently flagged dangerous fault is tyre tread depth below requirements of 1.6mm. Dangerous faults cause an immediate MOT failure and mean the vehicle is not roadworthy until repaired. If you're viewing a Hyundai I20 N Line MHEV T-gdi with an expired or recently passed MOT, ask the seller whether any dangerous faults were found and fixed during the last test.

A typical Hyundai I20 N Line MHEV T-gdi owner drives around 6,487 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.

Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.

Hyundai I20 N Line MHEV T-gdi — Frequently Asked Questions

Is the Hyundai I20 N Line MHEV T-gdi reliable?
Based on 1,464 MOT tests, the Hyundai I20 N Line MHEV T-gdi has a 88.4% pass rate — above the UK average, suggesting good reliability.
What are the common problems on a Hyundai I20 N Line MHEV T-gdi?
The most common failure point is general wear and tear.
How many miles does a Hyundai I20 N Line MHEV T-gdi do per year?
The typical Hyundai I20 N Line MHEV T-gdi does around 6,487 miles per year. Anything significantly above or below this is worth investigating.
How long does a Hyundai I20 N Line MHEV T-gdi last?
Lifespan data is not yet available for this model.
Should I get a vehicle check before buying a Hyundai I20 N Line MHEV T-gdi?
Yes. An MOT pass rate tells you about the model in general, but a vehicle history check reveals the specific car's finance, stolen, write-off and mileage history — things the seller may not disclose.
What is the best year to buy a Hyundai I20 N Line MHEV T-gdi?
Based on MOT pass rates, the best year to buy a used Hyundai I20 N Line MHEV T-gdi is 2022 with a 89.2% pass rate across 574 tests.