KIA RIO (2015)
Running costs, common problems, and reliability data based on 18,619 real MOT tests in 2024.
MOT Pass Rate
84%
Total Tests (2024)
18,619
Avg Mileage
60,725 mi
Est. Annual Cost
£1,340
Is the 2015 KIA RIO reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 9 years old, 84% of KIA RIOs from 2015 passed their MOT first time in 2024. That's based on 18,619 tests across the UK. The average mileage at this age is 60,725 miles.
How does the 2015 KIA RIO compare?
Mileage Analysis
The average 2015 KIA RIO has 60,725 miles on the clock, which is in line with the expected 66,600 miles for a 9-year-old car, suggesting normal everyday use.
Best year to buy a KIA RIO?
The most reliable year is the 2021 model with a 95% MOT pass rate, while the 2004 model has the lowest at 64%. The 2015 sits between the two at 84%.
How much does a 2015 KIA RIO 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 RIO by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2022 | 95% | 233 | 24,400 mi |
| 2021 | 95% | 3,310 | 21,750 mi |
| 2020 | 91% | 5,121 | 26,035 mi |
| 2019 | 89% | 7,841 | 32,113 mi |
| 2018 | 90% | 9,260 | 40,153 mi |
| 2017 | 88% | 13,147 | 49,022 mi |
| 2016 | 85% | 14,178 | 52,518 mi |
| 2015 | 84% | 18,619 | 60,725 mi |
| 2014 | 78% | 19,328 | 70,276 mi |
| 2013 | 76% | 17,756 | 77,717 mi |
| 2012 | 74% | 16,466 | 85,239 mi |
| 2011 | 72% | 12,394 | 82,872 mi |
| 2010 | 72% | 11,025 | 87,460 mi |
| 2009 | 71% | 8,764 | 85,404 mi |
| 2008 | 68% | 3,800 | 92,973 mi |
| 2007 | 67% | 2,363 | 93,975 mi |
| 2006 | 69% | 1,766 | 94,045 mi |
| 2005 | 69% | 1,019 | 84,192 mi |
| 2004 | 64% | 625 | 68,036 mi |
| 2003 | 65% | 300 | 72,062 mi |
| 2002 | 68% | 184 | 68,384 mi |
| 2001 | 67% | 42 | 59,195 mi |
Checking a specific KIA RIO?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2015 KIA RIO
The 2015 KIA RIO is a city car with a 1120cc diesel engine. 18,619 of these vehicles were MOT tested in 2024, making it one of the most commonly tested cars on UK roads. Among all cars from 2015, the average MOT pass rate is 83%, and this model beats that benchmark.
With an average of 60,725 miles at 9 years old, KIA RIO owners drive about as much as the UK average.
2015 KIA RIO Fuel Costs
The modest 1120cc diesel engine keeps fuel costs low, which is a real advantage for a city car. Expect around 55 mpg in mixed driving, which works out to roughly £905 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 2015 KIA RIO?
Total estimated annual running cost is £1,340 (£112/month), broken down as £905 fuel, £30 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 84% pass rate. Keeping on top of servicing will help avoid surprises.
KIA RIO Reliability Trend
Newer KIA RIOs show better MOT pass rates than older ones, with an average improvement of 17 percentage points.
Buying a Used 2015 KIA RIO
At 9 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2021 model has the highest pass rate at 95%. With 18,619 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2015 KIA RIO
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- FORD FIESTA (2013) 77% pass rate (-7%) from 211,536 tests
- VOLKSWAGEN GOLF (2017) 91% pass rate (+7%) from 127,682 tests
- VAUXHALL ASTRA (2014) 79% pass rate (-5%) from 90,897 tests
- MERCEDES A-CLASS (2017) 88% pass rate (+4%) from 82,055 tests