2018 SEAT Mii 1.0

Price: £6,495. Fair price: £269 (4%) over the AskCar estimate of £6,226, 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 Manual FWD Euro 6 5dr (59 bhp)
  • Year: 2018
  • Mileage: 43,620 miles
  • Fuel: Petrol
  • Body: Hatchback, 5 doors, 4 seats
  • Engine: 1.0 litres, 59 bhp
  • Gearbox: Manual
  • Drive: Front-wheel drive
  • Colour: Yellow
  • CO2: 102 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 SEAT Mii has covered 43,620 miles. The AskCar estimate for this car is £6,226. It is priced at £6,495, which is £269 above that estimate. The AskCar estimate uses UK dealer asking prices, including 126 SEAT Mii adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale 17 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Paignton Motor Company, based in Paignton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £269 (4%) over the AskCar estimate of £6,226.

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 2018 SEAT Mii with the 1.0 petrol engine is typically advertised at £6,500: the median of the 13 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2018 SEAT Mii has been on sale for at least 17 days.

Price history

AskCar first saw this advert on 21 October 2026 at £6,495. 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 4 April 2027.

It has had 7 MOTs. The latest, on 27 March 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 43,178 miles, which matches the advertised 43,620 miles.

Advertised mileage is about 1,900 miles higher than the median mileage of a 2018 SEAT Mii on AskCar.

Browse all SEAT Mii cars for sale · 2018 SEAT Mii price guide

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Photos

8 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.