2021 SEAT Leon 1.0 eTSI MHEV FR

Price: £12,490. Fair price: £220 (1%) over the AskCar estimate of £12,270, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,094 priced SEAT Leon adverts on AskCar as of 5 November 2026.

AskCar lists 2,153 used SEAT Leon from 1,300 UK dealerships, as of 5 November 2026.

Overview

  • Make: SEAT
  • Model: Leon
  • Trim: FR
  • Version: 1.0 eTSI Mhev FR DSG FWD Euro 6 (s/s) 5dr (108 bhp)
  • Year: 2021
  • Mileage: 56,786 miles
  • Fuel: Petrol, mild hybrid
  • Body: Hatchback, 5 doors, 5 seats
  • Engine: 1.0 litres, 108 bhp
  • Gearbox: Automatic (DSG)
  • Drive: Front-wheel drive
  • Colour: Silver
  • CO2: 127 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 SEAT Leon FR has covered 56,786 miles, around 11,000 more miles than is typical for its age. The dealer is asking £12,490, which is £220 above the AskCar estimate of £12,270. To work out the AskCar estimate, we analyse UK dealer adverts for 2,094 SEAT Leon cars across different ages and specifications. We first recorded this advert 47 days ago, and its asking price has since fallen by £510. Its advertised mileage matches the government's MOT record. The seller is Advance Vauxhall Slough, based in Slough. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £220 (1%) over the AskCar estimate of £12,270.

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 2,094 priced SEAT Leon adverts across different ages and specifications, as of 5 November 2026.

A 2021 SEAT Leon with the 1.0 petrol engine is typically advertised at £11,800: the median of the 68 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2021 SEAT Leon has been on sale for at least 47 days.

Price history

AskCar first saw this advert on 19 September 2026 at £13,000. Its asking price is now £12,490, £510 less. The latest price cut was seen on 1 October 2026.

Price changes recorded:

  • 19 September 2026: £13,000
  • 22 September 2026: £12,740
  • 1 October 2026: £12,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 25 May 2027.

It failed its MOT on 23 May 2026 (offside rear fog lamp not working; reversing lamp inoperative) and passed 3 days later, on 26 May 2026.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge; offside front tyre worn close to legal limit/worn on edge.

Mileage at that test: 55,975 miles, which matches the advertised 56,786 miles.

Advertised mileage is about 11,000 miles higher than the median mileage of a 2021 SEAT Leon on AskCar.

Similar cars

3 other 2021 SEAT Leon FR 1.0 petrol automatic hatchbacks are for sale at UK dealers, from £14,395 to £14,950, as of 5 November 2026.

The 3 closest to this car in mileage:

  • 2021 SEAT Leon FR, 1.0 petrol hatchback, blue. Mileage: 31,500 miles. Price: £14,395, £1,905 more than this car. Dealer: H & M Cars Barnsley in Barnsley. AskCar page: https://askcar.co.uk/car/seat-leon-2021-9377c7f14a59
  • 2021 SEAT Leon FR, 1.0 petrol hatchback, white. Mileage: 31,321 miles. Price: £14,950, £2,460 more than this car. Dealer: Jack Reid Cars in Carrickfergus. AskCar page: https://askcar.co.uk/car/seat-leon-2021-a8a8c9761fe6
  • 2021 SEAT Leon FR, 1.0 petrol hatchback, white. Mileage: 25,290 miles. Price: £14,799, £2,309 more than this car. Dealer: Fords Of Winsford Car Supermarket in Winsford. AskCar page: https://askcar.co.uk/car/seat-leon-2021-eed5794b7bd3

Browse all SEAT Leon cars for sale · 2021 SEAT Leon price guide

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Photos

41 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.