Hyundai Ioniq

Reliability, estimated running costs, and MOT data across 7 model years from 75,081 MOT tests in 2024.

Avg Pass Rate

91%

Total Tests

75,081

Highest Pass Rate

2020 (93%)

Years Covered

About the Hyundai Ioniq

The Hyundai Ioniq was MOT tested 75,081 times in 2024 (DVSA data, retests included) across 7 model years (2016 to 2022), with an average pass rate of 91%. That's comfortably above the average of 82% across all models in our data. Our records list hybrid and petrol and electric versions.

Best and Worst Years

Of the years with at least 100 tests, the 2020 model has the highest pass rate at 93% from 14,346 tests. The 2016 model has the lowest at 87%. The 6 point gap means pass rates vary somewhat between years, but no year is dramatically different. Newer cars usually pass more often simply because they are younger.

Reliability Trend

Newer Hyundai Ioniqs pass their MOT more often than older ones, by 3 percentage points on average, which is mostly down to age and wear.

Mileage Across Years

The oldest model in our data (2016) averages 83,741 miles, while the newest (2022) averages 33,523 miles.

Compared to the Hyundai brand average of 83%, the Ioniq performs 8 points better, making it one of the more reliable options in the Hyundai range.

Estimated Running Costs

Fuel (Electric)

£555

Road Tax

£200

MOT Test

£55

Predicted Repairs

£200

Total per year£1,010

Per month£84/mo

Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.

Full 2022 details

How reliable is the Hyundai Ioniq?

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

vs Hyundai brand average+8% (83% avg)

Best to worst year spread6 percentage points

Reliability trendImproving over years

Hyundai Ioniq by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

Year	Pass Rate	Tests	Avg Mileage
2022	96%	1,142	33,523 mi
2021	91%	22,239	35,101 mi
2020	93%	14,346	41,368 mi
2019	92%	13,990	59,407 mi
2018	90%	13,632	76,532 mi
2017	89%	8,993	84,563 mi
2016	87%	739	83,741 mi

Questions about the Hyundai Ioniq

Is the Hyundai Ioniq reliable?

Across its 7 model years in our data (2016 to 2022), the Hyundai Ioniq averages a 91% MOT pass rate, from 75,081 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. The 2020 model has the highest pass rate of the years with at least 100 tests, at 93%.

Which year Hyundai Ioniq has the best MOT pass rate?

Of the years with at least 100 tests, the 2020 Hyundai Ioniq has the highest MOT pass rate at 93%, while the 2016 model has the lowest at 87%, a 6 point gap. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.