2018 Audi A4 1.4 TFSI S Line
Price: £13,750. Fair price: £212 (1%) over the AskCar estimate of £13,538, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,428 priced Audi A4 adverts on AskCar as of 2 November 2026.
AskCar lists 1,493 used Audi A4 from 984 UK dealerships, as of 2 November 2026.
Overview
- Make: Audi
- Model: A4
- Trim: S Line
- Version: 1.4 TFSI S Line S tronic FWD Euro 6 (s/s) 4dr (148 bhp)
- Year: 2018
- Mileage: 46,090 miles
- Fuel: Petrol
- Body: Saloon, 4 doors, 5 seats
- Engine: 1.4 litres, 148 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: White
- CO2: 126 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
With 46,090 miles on the clock, this 2018 Audi A4 S Line has done roughly 28,900 fewer miles than a typical 2018 Audi A4. Priced at £13,750, it is advertised £212 above the AskCar estimate of £13,538. To work out the AskCar estimate, we analyse UK dealer adverts for 1,428 Audi A4 cars across different ages and specifications. This car was first seen in our listings data 44 days ago. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at The Motoring Centre in Royal Leamington SPA. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £212 (1%) over the AskCar estimate of £13,538.
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 1,428 priced Audi A4 adverts across different ages and specifications, as of 2 November 2026.
A 2018 Audi A4 with the 1.4 petrol engine is typically advertised at £11,000: the median of the 59 for sale on AskCar, as of 2 November 2026.
Time on sale
This 2018 Audi A4 has been on sale for at least 44 days.
Price history
AskCar first saw this advert on 19 September 2026 at £13,750. 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 2 November 2026: valid until 17 November 2026.
It failed its MOT on 17 November 2025 (offside rear inner direction indicator not working inner lamp in boot lid; offside rear rear fog lamp not working) and passed 1 day later, on 18 November 2025.
There were no advisories at the latest test.
Mileage at that test: 40,753 miles, which matches the advertised 46,090 miles.
Advertised mileage is about 28,900 miles lower than the median mileage of a 2018 Audi A4 on AskCar.
Similar cars
4 other 2018 Audi A4 S Line 1.4 petrol automatic saloons are for sale at UK dealers, from £11,250 to £16,990, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2018 Audi A4 S Line, 1.4 petrol saloon, black. Mileage: 44,132 miles. Price: £14,400, £650 more than this car. Dealer: Group 1 Automotive Hatfield Audi in Hatfield. AskCar page: https://askcar.co.uk/car/audi-a4-2018-afe7f3895f40
- 2018 Audi A4 S Line, 1.4 petrol saloon, black. Mileage: 48,586 miles. Price: £13,495, £255 less than this car. Dealer: Group 1 Assured Norwich in Norwich. AskCar page: https://askcar.co.uk/car/audi-a4-2018-ab8677c9a911
- 2018 Audi A4 S Line, 1.4 petrol saloon, black. Mileage: 73,887 miles. Price: £11,250, £2,500 less than this car. Dealer: GH Motor Group in Chepstow. AskCar page: https://askcar.co.uk/car/audi-a4-2018-71d65772a8ce
Browse all Audi A4 cars for sale · 2018 Audi A4 price guide
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Photos
59 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.