23,874 on UK roads in 2025-698 vs 2024
On the road
23,874
23,874 licensed
Change vs 2024
-2.8%
-698 cars
New in 2025
5
first-time registrations
Electrified
8.6%
hybrid, plug-in & battery
The Smart FORFOUR has a steady presence on UK roads, with 23,874 licensed in 2025 - down 2.8% on 2024. 5 were registered new in 2025. The fleet is overwhelmingly petrol (91%), with most in the 1.0-1.6L class. Most date from the 2015-2019 era.
Licensed Smart FORFOUR cars on the road over time
First-time registrations per year
Fuel, engine size and age across every Smart FORFOUR 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 Smart Forfour holds up at its MOT and how it's driven - from 6 tests, tracked across 2022-2025.
Average for its class
80%
6 MOT tests in 2025 · 5 first-time
Pass rate over time
2022
100%
2023
75%
2024
100%
2025
80%
▼ 20 pts since 2022
First-time pass rate by the car's age (tested in 2025)
Too new for an age breakdown - most haven't reached MOT age (3 years) yet, so there isn't enough history to chart.
How a Smart Forfour is driven
tracked across 2022-25miles a year, from 4 cars tracked across years
50%
low · <5k
50%
avg · 5-15k
0%
high · 15k+
Most cover 3,994-6,545 miles a year (median 5,584).
Yearly mileage as the car ages
Driven most when newer, easing as it gets older.
Mileage & condition
Odometer when tested (2025)
Typical odometer rising: 107,366 → 112,714 → 117,404 → 109,432
Pass rate as the odometer climbs
First-time pass rate by fuel
Not enough data.
A 2025 Smart Forfour passes first time 80% of the time - above the 77.6% UK average, and easing slightly year on year. The typical one is driven about 4,955 miles a year, and reliability is mostly about miles: 100% of low-mileage cars pass versus 100% past 120k.
Of 1 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 Smart FORFOUR, run its registration through AnalyzeMyCar for MOT history, mileage checks, service history and valuation.
