CarCostCheck

Kia Rio 3 MHEV S-A

Reliability, estimated running costs, and MOT data across 2 model years from 378 MOT tests in 2024.

Avg Pass Rate

95%

Total Tests

378

Model Years

2020 to 2021

Years Covered

2

About the Kia Rio 3 MHEV S-A

The Kia Rio 3 MHEV S-A was MOT tested 378 times in 2024 (DVSA data, retests included) across 2 model years (2020 to 2021), with an average pass rate of 95%. That's comfortably above the average of 82% across all models in our data. Our records list hybrid versions.

Mileage Across Years

The oldest model in our data (2020) averages 16,824 miles, while the newest (2021) averages 26,560 miles.

Compared to the Kia brand average of 86%, the Rio 3 MHEV S-A performs 9 points better, making it one of the more reliable options in the Kia range.

Estimated Running Costs

Fuel (Hybrid, 998cc)
£1,175
Road Tax
£200
MOT Test
£55
Predicted Repairs
£200
Total per year£1,630
Per month£136/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 2021 details

How reliable is the Kia Rio 3 MHEV S-A?

vs average of all models+13% (82% avg)
vs Kia brand average+9% (86% avg)

Kia Rio 3 MHEV S-A by Year

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

YearPass RateTestsAvg Mileage
202190%32926,560 mi
2020100%4916,824 mi

Questions about the Kia Rio 3 MHEV S-A

Is the Kia Rio 3 MHEV S-A reliable?

Across its 2 model years in our data (2020 to 2021), the Kia Rio 3 MHEV S-A averages a 95% MOT pass rate, from 378 tests (DVSA MOT data for tests in 2024, retests included). That's 13 points above the average of 82% across all models in the same data.

Kia Rio 3 MHEV S-A Guides & Articles

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