2017 SEAT Mii 1.0
Price: £4,995. Above the going rate: £450 (9%) over the AskCar estimate of £4,545, our expected asking price for this car from its model, age, mileage and specification, drawing on 126 priced SEAT Mii adverts on AskCar as of 7 November 2026.
AskCar lists 135 used SEAT Mii from 128 UK dealerships, as of 7 November 2026.
Overview
- Make: SEAT
- Model: Mii
- Version: 1.0 by Cosmopolitan Manual FWD Euro 6 3dr (73 bhp)
- Year: 2017
- Mileage: 80,154 miles
- Fuel: Petrol
- Body: Hatchback, 3 doors, 4 seats
- Engine: 1.0 litres, 73 bhp
- Gearbox: Manual
- Drive: Front-wheel drive
- Colour: White
- CO2: 102 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 80,154 miles, this 2017 SEAT Mii has covered about 34,200 more miles than other 2017 SEAT Mii cars. Priced at £4,995, it is advertised £450 above the AskCar estimate of £4,545. The AskCar estimate uses UK dealer asking prices, including 126 SEAT Mii adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data 39 days ago. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at Gatwick Motor World in Haywards Heath. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Above the going rate: £450 (9%) over the AskCar estimate of £4,545.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 126 priced SEAT Mii adverts across different ages and specifications, as of 7 November 2026.
A 2017 SEAT Mii with the 1.0 petrol engine is typically advertised at £5,700: the median of the 19 for sale on AskCar, as of 7 November 2026.
Time on sale
This 2017 SEAT Mii has been on sale for at least 39 days.
Price history
AskCar first saw this advert on 29 September 2026 at £4,995. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 19 December 2026.
It has had 6 MOTs. The latest, on 9 December 2025, passed.
Advisories at the latest test: front tyre worn close to legal limit/worn on edge both 3mm.
Mileage at that test: 73,970 miles, which matches the advertised 80,154 miles.
Advertised mileage is about 34,200 miles higher than the median mileage of a 2017 SEAT Mii on AskCar.
Browse all SEAT Mii cars for sale · 2017 SEAT Mii price guide
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Photos
27 photos of this car are on its AskCar page.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.