CarCostCheck

KIA PICANTO GT-LINE ISG (2021)

Running costs, reliability data, and common problems from 843 real MOT tests.

Annual Cost

£1,405

£117/month

MOT Pass Rate

93%

Excellent

Road Tax

£195

Flat rate/year

Insurance

Grp 1-8

998cc Petrol

Great Choice

93% pass rate, £1405/year to run. 11 points above average.

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Petrol998cc5 years old843 tests18k miles avg

Annual Running Costs

Fuel (Petrol, 998cc)

~50 mpg

£955
Road Tax

Flat rate (post-2017)

£195
MOT Test
£55
Predicted Repairs

Low estimate due to excellent reliability

£200
Total per year£1,405
Per month£117/mo
Per week£27/wk

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

93% MOT pass rate(Excellent)
0%National avg: 82%100%

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 5 years old, 93% of KIA PICANTO GT-LINE ISGs from 2021 passed their MOT first time in 2026. That's based on 843 tests across the UK. The average mileage at this age is 18,049 miles.

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How Does It Compare?

Rank among 2021 cars1564th of 3,373(top 46%)
Rank among KIA models123th of 472(top 26%)
vs national average+11%(82% avg)
vs 2021 cars average+1%(92% avg)
vs KIA average+7%(86% avg)

Mileage Analysis

18,049

Average miles

vs

37,000

Expected for age

The average 2021 KIA PICANTO GT-LINE ISG has 18,049 miles on the clock, which is significantly below the expected 37,000 miles for a 5-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.

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KIA PICANTO GT-LINE ISG by Year

YearPass RateTestsAvg Mileage
202297%3418,853 mi
202193%84318,049 mi
202090%9822,920 mi

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About the 2021 KIA PICANTO GT-LINE ISG

The 2021 KIA PICANTO GT-LINE ISG is a city car with a 998cc petrol engine. 843 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 beats that benchmark.

With an average of 18,049 miles at 5 years old, KIA PICANTO GT-LINE ISG owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.

2021 KIA PICANTO GT-LINE ISG Fuel Costs

The modest 998cc petrol engine keeps fuel costs low, which is a real advantage for a city car. Expect around 50 mpg in mixed driving, which works out to roughly £955 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 PICANTO GT-LINE ISG?

Total estimated annual running cost is £1,405 117/month), broken down as £955 fuel, £195 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.

Buying a Used 2021 KIA PICANTO GT-LINE ISG

At 5 years old, the KIA PICANTO GT-LINE ISG offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.

Common Issues to Watch For

Based on the 2021 KIA PICANTO GT-LINE ISG's fuel type, age, and engine size, these are the most likely problem areas to check.

Coil Pack Failure

Medium risk

Smaller petrol engines are prone to ignition coil failures, causing misfires and rough running. Replacement is £50-£150 per coil.

Service History

Low risk

Always 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 PICANTO GT-LINE ISG stacks up against similar cars for annual running costs, insurance, and tax.

CarPass RateFuel/yrTax/yrInsuranceTotal/yr
KIA PICANTO GT-LINE ISG(2021)93%£955£195Grp 1-8£1405
FORD FIESTA(2019)91%£955£190Grp 1-8£1400-£5
VOLKSWAGEN GOLF(2019)92%£1137£190Grp 12-25£1582+£177
VAUXHALL CORSA(2019)88%£1137£190Grp 8-20£1732+£327
AUDI A3(2019)92%£955£190Grp 1-8£1400-£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.

Related Kia Models

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Related Guides

In-depth articles relevant to the Kia Picanto gt-line isg.

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