Hyundai i30 (2021)

Estimated running costs and MOT pass rates from 740 MOT tests in 2024.

Annual Cost

£1,853

£154/month

MOT Pass Rate

91%

Excellent

Road Tax

£200

Standard rate/year

Est. Insurance

Grp 8-20

1353cc Petrol

Great Choice

91% pass rate, £1,853/year to run. 9 points above average.

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Petrol1353cc5 years old740 tests26k miles avg

Annual Running Costs

Fuel (Petrol, 1353cc)

~42 mpg

£1,398

Road Tax

Standard rate (from April 2017)

£200

MOT Test

£55

Predicted Repairs

Low estimate due to excellent reliability

£200

Total per year£1,853

Per month£154/mo

Per week£36/wk

Estimates based on 7,400 miles/year (UK average), petrol at 174.57p a litre (GOV.UK weekly average, week of 19 October 2026), GOV.UK road tax rates and repair likelihood from MOT data. Insurance not included. Cars registered from April 2017 pay the £200 standard rate, plus £440 a year for five years (from the second year) if they cost over £40,000 new (over £50,000 for electric cars).

Reliability Verdict

91% MOT pass rate(Excellent)

0%All-model avg: 82%100%

Excellent reliability. Very few MOT failures. That's 9 points above the average of 82% across all models in our data. It also outperforms the Hyundai brand average of 83%.

91% of MOT tests on Hyundai i30s from 2021 ended in a pass in 2024, when they were about 3 years old. That's based on 740 tests across the UK, retests included. The average mileage recorded at those tests was 25,921 miles.

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How Does It Compare?

Rank among 2021 models2198th of 3,336(bottom half)

Rank among Hyundai models138th of 414(top half)

vs average of all models+9%(82% avg)

vs 2021 models average-1%(92% avg)

vs Hyundai average+8%(83% avg)

Mileage Analysis

25,921

Average miles

22,200

Expected for age

The average 2021 Hyundai i30 had 25,921 miles on the clock at its 2024 MOT, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.

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Best Year to Buy?

Of the years with at least 100 tests, the 2019 model has the highest MOT pass rate at 91%, while the 2008 model has the lowest at 69%. The 2021 scores 91%. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.

Hyundai i30 by Year

Year	Pass Rate	Tests	Avg Mileage
2021	91%	740	25,921 mi
2020	91%	3,228	34,148 mi
2019	91%	8,099	37,131 mi
2018	89%	12,719	48,610 mi
2017	86%	11,379	57,974 mi
2016	82%	15,560	67,978 mi
2015	80%	22,475	75,419 mi
2014	75%	17,337	83,134 mi
2013	73%	19,198	89,948 mi
2012	72%	15,885	96,956 mi
2011	72%	16,039	92,478 mi
2010	71%	19,076	96,511 mi
2009	72%	15,958	95,663 mi
2008	69%	4,656	110,815 mi
2007	70%	1,546	105,650 mi

Similar Cars to Consider

Ford Fiesta

2019 · 998cc Petrol

£1,630/year

91%

same

Volkswagen Golf

2019 · 1498cc Petrol

£1,853/year

92%

+1%

Vauxhall Corsa

2019 · 1398cc Petrol

£2,003/year

88%

-3%

Nissan Qashqai

2020 · 1598cc Petrol

£1,853/year

93%

+2%

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About the 2021 Hyundai i30

The 2021 Hyundai i30 is a small family car. Our records list a 1353cc petrol engine, though engines vary between versions. 740 MOT tests were recorded on this model in 2024, making it a less common model in the UK market. Among all models from 2021, the average MOT pass rate is 92%, and this model falls short of that benchmark.

With an average of 25,921 miles recorded at its 2024 MOT tests, Hyundai i30 owners drive about as much as the UK average.

2021 Hyundai i30 Fuel Costs

The 1353cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,398 per year with petrol at 174.57p per litre (GOV.UK weekly average, week of 19 October 2026; based on 7,400 miles per year).

What does it cost to own a 2021 Hyundai i30?

Total estimated annual running cost is £1,853 (£154/month), broken down as £1,398 fuel, £200 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 91% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

Hyundai i30 Reliability Trend

Newer Hyundai i30s pass their MOT more often than older ones, by 14 percentage points on average, which is mostly down to age and wear.

Buying a Used 2021 Hyundai i30

At 5 years old, the Hyundai i30 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 2019 model has the highest pass rate at 91%.

Common Issues to Watch For

These are typical issues for cars of this age, fuel type and engine size, not faults recorded on this model's MOT tests. Use them as a checklist when you view one.

Service History

Low risk

Always 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 2021 Hyundai i30 stacks up against similar cars for estimated annual running costs, insurance group, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Est. Ins. Group	Total/yr
Hyundai i30(2021)	91%	£1,398	£200	Grp 8-20	£1,853
Ford Fiesta(2019)	91%	£1,175	£200	Grp 1-8	£1,630-£223
Volkswagen Golf(2019)	92%	£1,398	£200	Grp 12-25	£1,853same
Vauxhall Corsa(2019)	88%	£1,398	£200	Grp 8-20	£2,003+£150
Nissan Qashqai(2020)	93%	£1,398	£200	Grp 12-25	£1,853same

Estimates based on 7,400 miles/year, GOV.UK average pump prices for the week of 19 October 2026, GOV.UK road tax rates and MOT data. Insurance groups are our rough estimate from engine size, not official groups. Actual costs vary by driver, location, and usage.

Questions about the 2021 Hyundai i30

Is the 2021 Hyundai i30 reliable?

Excellent reliability. Very few MOT failures. 91% of MOT tests on 2021 Hyundai i30s ended in a pass, from 740 tests (DVSA MOT data for tests in 2024, retests included). That's 9 points above the average of 82% across all models in the same data.

How much does a 2021 Hyundai i30 cost to run?

Our estimate is £1,853 a year (£154 a month): £1,398 fuel, £200 road tax, £55 MOT and £200 predicted repairs, based on 7,400 miles a year. Insurance is not included.

What is the MOT pass rate for a 2021 Hyundai i30?

91% of 740 MOT tests on the 2021 Hyundai i30 ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 2198th of 3,336 models first registered in 2021 (bottom half).

Which year Hyundai i30 has the best MOT pass rate?

Of the years with at least 100 tests, the 2019 Hyundai i30 has the highest MOT pass rate at 91% and the 2008 the lowest at 69%. Newer cars usually pass more often simply because they are younger and have done fewer miles.

What is the average mileage for a 2021 Hyundai i30?

The average mileage recorded at MOT tests on the 2021 Hyundai i30 is 25,921 miles, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.