KIA PROCEED GT-LINE ISG S-A (2021)
Running costs, reliability data, and common problems from 346 real MOT tests.
Annual Cost
£1,587
£132/month
MOT Pass Rate
90%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 12-25
1482cc Petrol
Great Choice
90% pass rate, £1587/year to run. 8 points above average.
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Annual Running Costs
~42 mpg
Flat rate (post-2017)
Low estimate due to excellent reliability
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Excellent reliability. Very few MOT failures. That's 8 points above the national average of 82%. It also outperforms the KIA brand average of 86%.
At 5 years old, 90% of KIA PROCEED GT-LINE ISG S-As from 2021 passed their MOT first time in 2026. That's based on 346 tests across the UK. The average mileage at this age is 29,456 miles.
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How Does It Compare?
Mileage Analysis
29,456
Average miles
37,000
Expected for age
The average 2021 KIA PROCEED GT-LINE ISG S-A has 29,456 miles on the clock, which is below the expected 37,000 miles for a 5-year-old car. This suggests lighter use than average, which generally means less wear on major components.
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Best Year to Buy?
The most reliable year is the 2020 model with a 97% MOT pass rate, while the 2023 model has the lowest at 89%. The 2021 sits between the two at 90%.
KIA PROCEED GT-LINE ISG S-A by Year
Similar Cars to Consider
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About the 2021 KIA PROCEED GT-LINE ISG S-A
The 2021 KIA PROCEED GT-LINE ISG S-A is a small family car with a 1482cc petrol engine. 346 of these vehicles were MOT tested in 2026, 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 falls short of that benchmark.
With an average of 29,456 miles at 5 years old, KIA PROCEED GT-LINE ISG S-A owners tend to use this car less than the typical driver.
2021 KIA PROCEED GT-LINE ISG S-A Fuel Costs
The 1482cc 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 PROCEED GT-LINE ISG S-A?
Total estimated annual running cost is £1,587 (£132/month), broken down as £1137 fuel, £195 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 90% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
KIA PROCEED GT-LINE ISG S-A Reliability Trend
Older KIA PROCEED GT-LINE ISG S-As tend to have better MOT pass rates than newer ones, with an average decline of 4 percentage points across model years.
Buying a Used 2021 KIA PROCEED GT-LINE ISG S-A
At 5 years old, the KIA PROCEED GT-LINE ISG S-A 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 2020 model has the highest pass rate at 97%.
Common Issues to Watch For
Based on the 2021 KIA PROCEED GT-LINE ISG S-A's fuel type, age, and engine size, these are the most likely problem areas to check.
Service History
Low riskAlways 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 KIA PROCEED GT-LINE ISG S-A stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| KIA PROCEED GT-LINE ISG S-A(2021) | 90% | £1137 | £195 | Grp 12-25 | £1587 |
| FORD FIESTA(2019) | 91% | £955 | £190 | Grp 1-8 | £1400-£187 |
| VOLKSWAGEN GOLF(2019) | 92% | £1137 | £190 | Grp 12-25 | £1582-£5 |
| VAUXHALL CORSA(2019) | 88% | £1137 | £190 | Grp 8-20 | £1732+£145 |
| NISSAN QASHQAI(2020) | 93% | £1137 | £190 | Grp 12-25 | £1582-£5 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
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