2018 Audi Q3 1.4 TFSI CoD S Line Edition

Overview

• Make: Audi
• Model: Q3
• Trim: S Line Edition
• Version: 1.4 TFSI CoD S Line Edition Manual FWD Euro 6 (s/s) 5dr (148 bhp)
• Year: 2018
• Mileage: 46,855 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.4 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 131 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Audi Q3 S Line Edition is advertised with 46,855 miles, approximately 13,500 below the typical mileage for its age. The AskCar estimate for this car is £12,837. It is priced at £12,698, which is £139 below that estimate. The AskCar estimate uses 3,499 UK dealer adverts for the Audi Q3, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert today. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Preston Motorstore / BYD, based in Preston. 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: £139 (1%) under the AskCar estimate of £12,837.

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 3,499 priced Audi Q3 adverts across different ages and specifications, as of 5 November 2026.

A 2018 Audi Q3 with the 1.4 petrol engine is typically advertised at £12,600: the median of the 125 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2018 Audi Q3 advertised today. About half of 2018 Audi Q3 cars are gone from sale within a month of being advertised: 140 of the 283 first advertised between 11 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 5 November 2026 at £12,698. 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 5 November 2026: valid until 6 November 2027.

It failed its MOT on 7 October 2026 (registration plate inscription missing front and rear) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 46,861 miles, which matches the advertised 46,855 miles.

Advertised mileage is about 13,500 miles lower than the median mileage of a 2018 Audi Q3 on AskCar.

Similar cars

20 other 2018 Audi Q3 S Line Edition 1.4 petrol manual SUVs are for sale at UK dealers, from £8,490 to £13,995, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 Audi Q3 S Line Edition, 1.4 petrol SUV, black. Mileage: 45,968 miles. Price: £12,498, £200 less than this car. Dealer: Arnold Clark Aberdeen Mazda Chery Jeep Alfa Romeo Leapmotor Lepas in Aberdeen. AskCar page: https://askcar.co.uk/car/audi-q3-2018-736f3176d563
• 2018 Audi Q3 S Line Edition, 1.4 petrol SUV, white. Mileage: 48,102 miles. Price: £12,298, £400 less than this car. Dealer: Arnold Clark Solihull Motorstore in Solihull. AskCar page: https://askcar.co.uk/car/audi-q3-2018-6da7ff142f95
• 2018 Audi Q3 S Line Edition, 1.4 petrol SUV, black. Mileage: 43,738 miles. Price: £13,000, £302 more than this car. Dealer: Hammond Cars Ipswich in Ipswich. AskCar page: https://askcar.co.uk/car/audi-q3-2018-2f4c209cf93e

• The nearest: 2018 Audi Q3 S Line Edition, 1.4 petrol SUV, black, 2 miles from this car. Mileage: 38,800 miles. Price: £13,995, £1,297 more than this car. Dealer: Fred Coupe MOTOR STORE in Walton-Le-Dale. AskCar page: https://askcar.co.uk/car/audi-q3-2018-351e0807b393