Most Reliable Small Cars in the UK: Superminis Ranked
Small cars are the backbone of UK motoring. Cheap to buy, cheap to insure, cheap to run — but which ones are cheapest to keep on the road?
We ranked every supermini and city car in our database by reliability factor.
Most Reliable Small Cars
The Best Small Cars for Different Buyers
For New Drivers
Insurance group matters. The Toyota AYGO Mk1 (group 4), Toyota Yaris Mk2 (group 6), Toyota Yaris Mk3 (group 8) are the standout choices — reliable AND cheap to insure.
For Commuters
MPG and annual running costs are key. The Toyota Yaris Mk3 (60 mpg), Toyota AYGO Mk1 (56 mpg), Hyundai I10 Mk2 (56 mpg) lead on fuel economy.
For Budget Buyers
The cheapest reliable small cars are the ones with low service costs AND high reliability. The Toyota AYGO Mk1 (£180/yr service), Hyundai I10 Mk2 (£180/yr service), Kia Picanto Mk2 (£180/yr service) are the best value.
Run a simulation for any small car | Browse all vehicles
See also: Best First Cars UK | Cheapest Cars to Run | Most Reliable Cars UK 2026