HYUNDAI I20 SE CONNECT MHEV T-GDI (2020)
Running costs, reliability data, and common problems from 216 real MOT tests.
Annual Cost
£1,555
£130/month
MOT Pass Rate
89%
Good
Road Tax
£195
Flat rate/year
Insurance
Grp 1-8
998cc Hybrid
Solid Option
89% pass rate, £1555/year to run. 7 points above average.
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Annual Running Costs
~50 mpg
Flat rate (post-2017)
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Good reliability. Occasional issues but generally solid. That's 7 points above the national average of 82%. It also outperforms the HYUNDAI brand average of 83%.
At 6 years old, 89% of HYUNDAI I20 SE CONNECT MHEV T-GDIs from 2020 passed their MOT first time in 2026. That's based on 216 tests across the UK. The average mileage at this age is 24,795 miles.
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How Does It Compare?
Mileage Analysis
24,795
Average miles
44,400
Expected for age
The average 2020 HYUNDAI I20 SE CONNECT MHEV T-GDI has 24,795 miles on the clock, which is below the expected 44,400 miles for a 6-year-old car. This suggests lighter use than average, which generally means less wear on major components.
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Best Year to Buy?
The most reliable year is the 2021 model with a 92% MOT pass rate, while the 2020 model has the lowest at 89%. Consider a different year if reliability is a priority.
HYUNDAI I20 SE CONNECT MHEV T-GDI by Year
Similar Cars to Consider
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About the 2020 HYUNDAI I20 SE CONNECT MHEV T-GDI
The 2020 HYUNDAI I20 SE CONNECT MHEV T-GDI is a city car with a 998cc hybrid engine. 216 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. It sits in the bottom 78% of 2020 cars for MOT pass rates.
With an average of 24,795 miles at 6 years old, HYUNDAI I20 SE CONNECT MHEV T-GDI owners tend to use this car less than the typical driver.
2020 HYUNDAI I20 SE CONNECT MHEV T-GDI Fuel Costs
The modest 998cc hybrid engine keeps fuel costs low, which is a real advantage for a city car. Expect around 50 mpg in mixed driving, which works out to roughly £955 per year at current hybrid prices of 142p per litre (based on 7,400 miles per year). As a hybrid, real-world fuel costs will vary significantly depending on how much electric-only driving you do.
What does it cost to own a 2020 HYUNDAI I20 SE CONNECT MHEV T-GDI?
Total estimated annual running cost is £1,555 (£130/month), broken down as £955 fuel, £195 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 89% pass rate. Keeping on top of servicing will help avoid surprises.
HYUNDAI I20 SE CONNECT MHEV T-GDI Reliability Trend
The HYUNDAI I20 SE CONNECT MHEV T-GDI has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2020 HYUNDAI I20 SE CONNECT MHEV T-GDI
At 6 years old, the HYUNDAI I20 SE CONNECT MHEV T-GDI offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.
Common Issues to Watch For
Based on the 2020 HYUNDAI I20 SE CONNECT MHEV T-GDI's fuel type, age, and engine size, these are the most likely problem areas to check.
Hybrid Battery Health
Medium riskAfter 6 years, hybrid battery capacity may have reduced. A full replacement costs £2,000-£4,000, though reconditioning is cheaper at £500-£1,500.
Inverter and Power Electronics
Low riskThe inverter converts DC to AC for the electric motor. Failures are expensive (£1,500+) but relatively rare. Listen for unusual buzzing sounds.
Regenerative Braking
Medium riskBrake discs can corrode from reduced use (the electric motor handles most braking). Surface rust is normal but deep pitting needs attention.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2020 HYUNDAI I20 SE CONNECT MHEV T-GDI stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| HYUNDAI I20 SE CONNECT MHEV T-GDI(2020) | 89% | £955 | £195 | Grp 1-8 | £1555 |
| TOYOTA YARIS(2018) | 91% | £1137 | £190 | Grp 8-20 | £1582+£27 |
| VOLVO XC40(2021) | 93% | £1137 | £190 | Grp 12-25 | £1582+£27 |
| HONDA JAZZ EX I-MMD CVT(2021) | 96% | £1137 | £190 | Grp 12-25 | £1582+£27 |
| FORD PUMA TITANIUM MHEV(2021) | 95% | £955 | £190 | Grp 1-8 | £1400-£155 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
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