98,736 on UK roads in 2025-4,277 vs 2024
On the road
98,736
98,736 licensed
Change vs 2024
-4.2%
-4,277 cars
New in 2025
4
first-time registrations
Electrified
3.6%
hybrid, plug-in & battery
The Kia RIO is a common sight on UK roads, with 98,736 licensed in 2025 - down 4.2% on 2024. 4 were registered new in 2025. The fleet is overwhelmingly petrol (79%), with most in the 1.0-1.6L class. Most date from the 2010-2014 era.
Licensed Kia RIO cars on the road over time
First-time registrations per year
Fuel, engine size and age across every Kia RIO on the road today.
Current split
Engine size
Cars on the road by engine capacity
How old are they?
Share of cars by the year they were first registered
How a Kia Rio holds up at its MOT and how it's driven - from 117,519 tests, tracked across 2022-2025.
Average for its class
75.4%
117,519 MOT tests in 2025 · 95,873 first-time
Pass rate over time
2022
76.5%
2023
75.6%
2024
74.6%
2025
75.4%
▼ 1.1 pts since 2022
First-time pass rate by the car's age (tested in 2025)
How a Kia Rio is driven
tracked across 2022-25miles a year, from 99,008 cars tracked across years
44.6%
low · <5k
52.1%
avg · 5-15k
3.3%
high · 15k+
Most cover 3,348-8,166 miles a year (median 5,473).
Yearly mileage as the car ages
Driven most when newer, easing as it gets older.
Mileage & condition
Odometer when tested (2025)
Typical odometer rising: 57,007 → 60,434 → 63,970 → 66,796
Pass rate as the odometer climbs
First-time pass rate by fuel
Petrol
77,742 tests
77.5%
Diesel
18,129 tests
66.6%
A 2025 Kia Rio passes first time 75.4% of the time - below the 77.6% UK average, and easing slightly year on year. The typical one is driven about 6,212 miles a year, and reliability is mostly about miles: 88.7% of low-mileage cars pass versus 59.5% past 120k.
Of 23,565 first-time fails, here's what gets flagged most. Most cars fail on more than one item, so shares add up past 100%.
Share of failed tests, by area
Exact items most often recorded as the reason a car failed
Before you buy a specific Kia RIO, run its registration through AnalyzeMyCar for MOT history, mileage checks, service history and valuation.
