CarCostCheck

Kia EV6 GT-Line

Reliability, estimated running costs, and MOT data across 3 model years from 614 MOT tests in 2024.

Avg Pass Rate

91%

Total Tests

614

Model Years

2021 to 2023

Years Covered

3

About the Kia EV6 GT-Line

The Kia EV6 GT-Line was MOT tested 614 times in 2024 (DVSA data, retests included) across 3 model years (2021 to 2023), with an average pass rate of 91%. That's comfortably above the average of 82% across all models in our data. Our records list electric versions.

Mileage Across Years

The oldest model in our data (2021) averages 27,904 miles, while the newest (2023) averages 21,439 miles.

Compared to the Kia brand average of 86%, the EV6 GT-Line performs 5 points better, making it one of the more reliable options in the Kia range.

Estimated Running Costs

Fuel (Electric)
£555
Road Tax
£200
MOT Test
£55
Predicted Repairs
£500
Total per year£1,310
Per month£109/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 2023 details

How reliable is the Kia EV6 GT-Line?

vs average of all models+9% (82% avg)
vs Kia brand average+5% (86% avg)

Kia EV6 GT-Line by Year

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

YearPass RateTestsAvg Mileage
202379%5621,439 mi
202298%12330,249 mi
202196%43527,904 mi

Questions about the Kia EV6 GT-Line

Is the Kia EV6 GT-Line reliable?

Across its 3 model years in our data (2021 to 2023), the Kia EV6 GT-Line averages a 91% MOT pass rate, from 614 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.

Kia EV6 GT-Line Guides & Articles

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