CarCostCheck

KIA SORENTO (2018)

Running costs, common problems, and reliability data based on 5,394 real MOT tests in 2024.

MOT Pass Rate

89%

Total Tests (2024)

5,394

Avg Mileage

52,871 mi

Est. Annual Cost

£2,187

Is the 2018 KIA SORENTO reliable?

Good reliability. Occasional issues but generally solid. That's 7 points above the national average of 82%.

At 6 years old, 89% of KIA SORENTOs from 2018 passed their MOT first time in 2024. That's based on 5,394 tests across the UK. The average mileage at this age is 52,871 miles.

How does the 2018 KIA SORENTO compare?

Rank among all 2018 cars400th out of 649(top 62%)
Rank among all KIA models256th out of 472(top 54%)
vs national average+7% (82% avg)
vs 2018 cars average+0% (89% avg)
vs KIA average+3% (86% avg)

Mileage Analysis

The average 2018 KIA SORENTO has 52,871 miles on the clock, which is in line with the expected 44,400 miles for a 6-year-old car, suggesting normal everyday use.

Best year to buy a KIA SORENTO?

The most reliable year is the 2020 model with a 92% MOT pass rate, while the 2003 model has the lowest at 65%. The 2018 sits between the two at 89%.

How much does a 2018 KIA SORENTO cost to run?

Fuel (Petrol, 2359cc)
£1,592
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£350
Total per year£2,187
Per month£182/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

KIA SORENTO by Year

YearPass RateTestsAvg Mileage
202092%79736,475 mi
201990%5,23143,737 mi
201889%5,39452,871 mi
201788%5,86960,803 mi
201684%5,71472,775 mi
201583%7,58179,583 mi
201479%5,51287,900 mi
201377%4,19997,498 mi
201275%3,653105,666 mi
201175%3,283110,486 mi
201073%3,463113,933 mi
200972%2,396107,820 mi
200870%1,936108,273 mi
200772%2,670112,654 mi
200667%3,595117,298 mi
200566%1,973116,648 mi
200465%1,065115,317 mi
200365%407120,995 mi

Checking a specific KIA SORENTO?

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About the 2018 KIA SORENTO

The 2018 KIA SORENTO is a large car with a 2359cc petrol engine. 5,394 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2018, the average MOT pass rate is 89%, and this model falls short of that benchmark.

With an average of 52,871 miles at 6 years old, KIA SORENTO owners drive about as much as the UK average.

2018 KIA SORENTO Fuel Costs

The 2359cc petrol engine offers a reasonable balance between performance and economy. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).

What does it cost to own a 2018 KIA SORENTO?

Total estimated annual running cost is £2,187 182/month), broken down as £1592 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 89% pass rate. Keeping on top of servicing will help avoid surprises.

KIA SORENTO Reliability Trend

Newer KIA SORENTOs show better MOT pass rates than older ones, with an average improvement of 15 percentage points.

Buying a Used 2018 KIA SORENTO

At 6 years old, the KIA SORENTO 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 92%. With 5,394 MOT tests in our data, there's strong statistical confidence in these figures.

Alternatives to the 2018 KIA SORENTO

If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines: