2018 Audi A4 1.4 TFSI S Line
Version: 1.4 TFSI S Line Manual FWD Euro 6 (s/s) 4dr (148 bhp)
Price: £12,990. Fair price: £346 (2%) under the AskCar estimate of £13,336, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,402 priced Audi A4 adverts on AskCar as of 30 October 2026.
AskCar lists 1,462 used Audi A4 from 960 UK dealerships, as of 30 October 2026.
Overview
- Make
- Audi
- Model
- A4
- Trim
- S Line
- Version
- 1.4 TFSI S Line Manual FWD Euro 6 (s/s) 4dr (148 bhp)
- Mileage
- 28,794 miles
- Year
- 2018
- Fuel type
- Petrol
- Body type
- Saloon
- Engine
- 1.4 L
- Gearbox
- Manual
- Power
- 148 bhp
- Seats
- 5
- CO2
- 128 g/km
- Colour
- Black
- Doors
- 4
- Driven wheels
- Front Wheel Drive
- Engine badge
- TFSI
- Emissions standard
- Euro 6
About this car
With 28,794 miles on the clock, this 2018 Audi A4 S Line has done roughly 44,800 fewer miles than a typical 2018 Audi A4. The dealer is asking £12,990, which is £346 below the AskCar estimate of £13,336. To work out the AskCar estimate, we analyse UK dealer adverts for 1,402 Audi A4 cars across different ages and specifications. We first recorded this car for sale today. The latest MOT record shows an expiry date of 18 February 2027, with the advertised mileage consistent with the recorded reading. You can find this car at Sevenoaks Automotive in Tonbridge.
Stock data as of 30 October 2026.
Price history
AskCar first saw this advert on 30 October 2026.
| Date observed | Asking price |
|---|---|
| 30 October 2026 | £12,990 |
Price and mileage comparison
Fair price: £346 (2%) under the AskCar estimate of £13,336.
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 1,402 priced Audi A4 adverts across different ages and specifications, as of 30 October 2026.
Advertised mileage is about 44,800 miles lower than the median mileage of a 2018 Audi A4 on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 18 February 2027. 27,994 miles at the last test.
Other matching cars
17 other 2018 Audi A4 S Line manual petrol cars are for sale at UK dealers from £8,450 to £13,120, as of 30 October 2026.
The 5 cheapest:
- 2018 Audi A4. Price: £8,450. Mileage: 89,352 miles. Dealer: Arbat Motors in Bexleyheath. AskCar page: https://askcar.co.uk/car/audi-a4-2018-093b92c334c0
- 2018 Audi A4. Price: £8,895. Mileage: 92,750 miles. Dealer: W T Motor Cars in Belper. AskCar page: https://askcar.co.uk/car/audi-a4-2018-2b96db0217cd
- 2018 Audi A4. Price: £8,999. Mileage: 86,200 miles. Dealer: Valley Automobiles in Haslingden. AskCar page: https://askcar.co.uk/car/audi-a4-2018-1924a2b6afe7
- 2018 Audi A4. Price: £9,348. Mileage: 82,900 miles. Dealer: Crescent Cars in Arlesey. AskCar page: https://askcar.co.uk/car/audi-a4-2018-70cbe77e9bc1
- 2018 Audi A4. Price: £9,491. Mileage: 80,000 miles. Dealer: Fabian Motor Company in Swansea. AskCar page: https://askcar.co.uk/car/audi-a4-2018-f2be500228b1
The 17 matching cars have covered 35,320 to 92,750 miles, compared with 28,794 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all Audi A4 cars for sale · 2018 Audi A4 price guide
More like this
Photos
66 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.