2026 SEAT Leon 1.5 eTSI MHEV SE Dynamic

Overview

• Make: SEAT
• Model: Leon
• Trim: SE Dynamic
• Version: 1.5 eTSI Mhev SE Dynamic DSG FWD Euro 6 (s/s) 5dr (113 bhp)
• Year: 2026
• Mileage: 5,940 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 113 bhp
• Gearbox: Automatic (DSG)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 121 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 SEAT Leon SE Dynamic is advertised with 5,940 miles, approximately 3,900 above the typical mileage for its age. The dealer is asking £18,683, which is £644 below the AskCar estimate of £19,327. To work out the AskCar estimate, we analyse UK dealer adverts for 2,054 SEAT Leon cars across different ages and specifications. We first saw this car advertised 44 days ago. Its asking price has since fallen by £1,312. The seller is Snows SEAT Southampton, based in Southampton. 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: £644 (3%) under the AskCar estimate of £19,327.

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 2026 SEAT Leon with the 1.5 petrol engine is typically advertised at £24,000: the median of the 78 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2026 SEAT Leon has been on sale for at least 44 days.

Price history

AskCar first saw this advert on 19 September 2026 at £19,995. Its asking price is now £18,683, £1,312 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 19 September 2026: £19,995
• 3 October 2026: £19,495
• 4 October 2026: £18,995
• 31 October 2026: £18,683

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 3,900 miles higher than the median mileage of a 2026 SEAT Leon on AskCar.

Similar cars

6 other 2026 SEAT Leon SE Dynamic 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £19,490 to £21,000, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2026 SEAT Leon SE Dynamic, 1.5 petrol hatchback, black. Mileage: 6,000 miles. Price: £20,263, £1,580 more than this car. Dealer: Vindis Group SEAT Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/seat-leon-2026-399805d947d1
• 2026 SEAT Leon SE Dynamic, 1.5 petrol hatchback, black. Mileage: 4,554 miles. Price: £19,490, £807 more than this car. Dealer: Swansway Garages Oldham CUPRA in Oldham. AskCar page: https://askcar.co.uk/car/seat-leon-2026-41219c1bf480
• 2026 SEAT Leon SE Dynamic, 1.5 petrol hatchback, black. Mileage: 1,574 miles. Price: £19,995, £1,312 more than this car. Dealer: JCB CUPRA Medway in Gillingham. AskCar page: https://askcar.co.uk/car/seat-leon-2026-70d6f3ef8c26