2017 SEAT Leon 1.2 TSI SE Dynamic Technology

Price: £6,400. Fair price: £373 (6%) over the AskCar estimate of £6,027, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,054 priced SEAT Leon adverts on AskCar as of 2 November 2026.

AskCar lists 2,123 used SEAT Leon from 1,289 UK dealerships, as of 2 November 2026.

Overview

  • Make: SEAT
  • Model: Leon
  • Trim: SE Dynamic Technology
  • Version: 1.2 TSI SE Dynamic Technology Manual FWD Euro 6 (s/s) 5dr ST (108 bhp)
  • Year: 2017
  • Mileage: 94,454 miles
  • Fuel: Petrol
  • Body: Estate, 5 doors, 5 seats
  • Engine: 1.2 litres, 108 bhp
  • Gearbox: Manual
  • Drive: Front-wheel drive
  • Colour: Grey
  • CO2: 116 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2017 SEAT Leon SE Dynamic Technology is advertised with 94,454 miles, approximately 18,800 above the typical mileage for its age. Its asking price of £6,400 is £373 above the AskCar estimate of £6,027. To work out the AskCar estimate, we analyse UK dealer adverts for 2,054 SEAT Leon cars across different ages and specifications. The dealer may accept less: this car has been on sale for at least 158 days, and its asking price has been cut by £99. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Halton Cars, based in Luton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £373 (6%) over the AskCar estimate of £6,027.

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 2,054 priced SEAT Leon adverts across different ages and specifications, as of 2 November 2026.

A 2017 SEAT Leon with the 1.2 petrol engine is typically advertised at £7,800: the median of the 21 for sale on AskCar, as of 2 November 2026.

Time on sale

The dealer may accept less. This 2017 SEAT Leon has been on sale for at least 158 days, and its asking price has been cut by £99. About 6 in 10 of 2017 SEAT Leon cars are gone from sale within a month of being advertised: 180 of the 321 first advertised between 11 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 28 May 2026 at £6,499. Its asking price is now £6,400, £99 less. The latest price cut was seen on 11 October 2026.

Price changes recorded:

  • 28 May 2026: £6,499
  • 6 June 2026: £6,495
  • 16 June 2026: £6,499
  • 19 June 2026: £6,495
  • 2 July 2026: £6,499
  • 16 July 2026: £6,495
  • 23 July 2026: £6,499
  • 29 July 2026: £6,495
  • 3 August 2026: £6,400
  • 8 August 2026: £6,499
  • 23 August 2026: £6,495
  • 12 September 2026: £6,499
  • 11 October 2026: £6,400

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 22 November 2026.

It has had 6 MOTs. The latest, on 19 November 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 92,784 miles, which matches the advertised 94,454 miles.

Advertised mileage is about 18,800 miles higher than the median mileage of a 2017 SEAT Leon on AskCar.

Similar cars

4 other 2017 SEAT Leon SE Dynamic Technology 1.2 petrol manual estates are for sale at UK dealers, from £4,495 to £8,790, as of 2 November 2026.

The 3 closest to this car in mileage:

  • 2017 SEAT Leon SE Dynamic Technology, 1.2 petrol estate, white. Mileage: 90,000 miles. Price: £5,995, £405 less than this car. Dealer: Arclid Car Sales in Sandbach. AskCar page: https://askcar.co.uk/car/seat-leon-2017-6e25c1127e33
  • 2017 SEAT Leon SE Dynamic Technology, 1.2 petrol estate, white. Mileage: 114,577 miles. Price: £4,495, £1,905 less than this car. Dealer: Castleton Motor Group in Rochdale. AskCar page: https://askcar.co.uk/car/seat-leon-2017-0ade6df96275
  • 2017 SEAT Leon SE Dynamic Technology, 1.2 petrol estate, grey. Mileage: 61,000 miles. Price: £8,790, £2,390 more than this car. Dealer: Mainline Motor Co in Farnborough. AskCar page: https://askcar.co.uk/car/seat-leon-2017-f6245e6166a0

Browse all SEAT Leon cars for sale · 2017 SEAT Leon price guide

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Photos

35 photos of this car are on its AskCar page.

As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.