2018 Audi A4 Avant 1.4 TFSI S Line
Version: 1.4 TFSI S Line Manual FWD Euro 6 (s/s) 5dr (148 bhp)
Price: £9,950. Fair price: £321 (3%) under the AskCar estimate of £10,271, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,217 priced Audi A4 Avant adverts on AskCar as of 31 October 2026.
AskCar lists 1,248 used Audi A4 Avant from 831 UK dealerships, as of 31 October 2026.
Overview
- Make
- Audi
- Model
- A4 Avant
- Trim
- S Line
- Version
- 1.4 TFSI S Line Manual FWD Euro 6 (s/s) 5dr (148 bhp)
- Mileage
- 85,200 miles
- Year
- 2018
- Fuel type
- Petrol
- Body type
- Estate
- Engine
- 1.4 L
- Gearbox
- Manual
- Power
- 148 bhp
- Seats
- 5
- CO2
- 133 g/km
- Colour
- White
- Doors
- 5
- Driven wheels
- Front Wheel Drive
- Engine badge
- TFSI
- Emissions standard
- Euro 6
About this car
With 85,200 miles on the clock, this 2018 Audi A4 Avant S Line has done roughly 11,900 more miles than a typical 2018 Audi A4 Avant. The AskCar estimate for this car is £10,271. It is priced at £9,950, which is £321 below that estimate. The AskCar estimate draws on 1,217 Audi A4 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data today. MOT records show an expiry date of 2 April 2027, and the latest recorded mileage is consistent with the advert. It is for sale at RSG Motor Group in Ascot.
Stock data as of 31 October 2026.
Price history
AskCar first saw this advert on 31 October 2026.
| Date observed | Asking price |
|---|---|
| 31 October 2026 | £9,950 |
Price and mileage comparison
Fair price: £321 (3%) under the AskCar estimate of £10,271.
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 1,217 priced Audi A4 Avant adverts across different ages and specifications, as of 31 October 2026.
Advertised mileage is about 11,900 miles higher than the median mileage of a 2018 Audi A4 Avant on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 2 April 2027. 76,306 miles at the last test.
Other matching cars
5 other 2018 Audi A4 Avant S Line manual petrol cars are for sale at UK dealers from £10,490 to £13,190, as of 31 October 2026.
- 2018 Audi A4 Avant. Price: £10,490. Mileage: 83,950 miles. Dealer: Motorpod in Newport. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2018-0fb5fc3c6a0a
- 2018 Audi A4 Avant. Price: £12,000. Mileage: 59,850 miles. Dealer: Surrey Specialist Cars in Guildford. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2018-c5ff29b54330
- 2018 Audi A4 Avant. Price: £12,490. Mileage: 60,890 miles. Dealer: Dealdrive Motors in Middlesbrough. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2018-28e768b5222d
- 2018 Audi A4 Avant. Price: £12,999. Mileage: 42,775 miles. Dealer: Diamond Choice Cars in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2018-82750caaa55d
- 2018 Audi A4 Avant. Price: £13,190. Mileage: 53,134 miles. Dealer: Auto Venue in Newport. AskCar page: https://askcar.co.uk/car/audi-a4-avant-2018-da0911099f23
The 5 matching cars have covered 42,775 to 83,950 miles, compared with 85,200 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 Avant cars for sale · 2018 Audi A4 Avant price guide
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Photos
51 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 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.