KIA SPORTAGE 3 ISG (2021)
Running costs, common problems, and reliability data based on 668 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
668
Avg Mileage
24,929 mi
Est. Annual Cost
£1,582
Is the 2021 KIA SPORTAGE 3 ISG reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%. It also outperforms the KIA brand average of 86%.
At 3 years old, 93% of KIA SPORTAGE 3 ISGs from 2021 passed their MOT first time in 2024. That's based on 668 tests across the UK. The average mileage at this age is 24,929 miles.
How does the 2021 KIA SPORTAGE 3 ISG compare?
Mileage Analysis
The average 2021 KIA SPORTAGE 3 ISG has 24,929 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.
Best year to buy a KIA SPORTAGE 3 ISG?
The most reliable year is the 2022 model with a 95% MOT pass rate, while the 2020 model has the lowest at 89%. The 2021 sits between the two at 93%.
How much does a 2021 KIA SPORTAGE 3 ISG cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
KIA SPORTAGE 3 ISG by Year
Checking a specific KIA SPORTAGE 3 ISG?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2021 KIA SPORTAGE 3 ISG
The 2021 KIA SPORTAGE 3 ISG is a small family car with a 1591cc petrol engine. 668 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 24,929 miles at 3 years old, KIA SPORTAGE 3 ISG owners drive about as much as the UK average.
2021 KIA SPORTAGE 3 ISG Fuel Costs
The 1591cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2021 KIA SPORTAGE 3 ISG?
Total estimated annual running cost is £1,582 (£132/month), broken down as £1137 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 93% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
KIA SPORTAGE 3 ISG Reliability Trend
Newer KIA SPORTAGE 3 ISGs show better MOT pass rates than older ones, with an average improvement of 5 percentage points.
Buying a Used 2021 KIA SPORTAGE 3 ISG
At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet. If you're flexible on year, the 2022 model has the highest pass rate at 95%.
Alternatives to the 2021 KIA SPORTAGE 3 ISG
The KIA SPORTAGE 3 ISG is actually the most reliable option among similar petrol small family cars from this era. Here are comparable petrol cars with similar engines:
- VOLKSWAGEN GOLF (2019) 92% pass rate (-1%) from 89,653 tests
- VAUXHALL CORSA (2019) 88% pass rate (-5%) from 68,639 tests
- NISSAN QASHQAI (2020) 93% pass rate (same) from 52,321 tests
- MINI COOPER (2019) 92% pass rate (-1%) from 52,140 tests