2018 Audi A5

2.0 TFSI S Line S tronic 4WD Euro 6 (s/s) 2dr (249 bhp)

£15,690

Good value: £1,384 under the typical £17,074 for this model, age and mileage, drawing on 1,862 adverts of this make and model.

Overview

Make: Audi
Model: A5
Trim: S LINE
Version: 2.0 TFSI S Line S tronic 4WD Euro 6 (s/s) 2dr (249 bhp)
Mileage: 50,000 miles
Year: 2018
Fuel type: Petrol
Body type: Coupe
Engine: 2.0 L
Gearbox: Automatic
Power: 249 bhp
Seats: 4
CO2: 144 g/km
Colour: Grey
Doors: 2
Driven wheels: Four Wheel Drive
Gearbox version: S tronic
Engine badge: TFSI
Emissions standard: Euro 6

About this car

With 50,000 miles on the clock, this 2018 Audi A5 S Line has done roughly 20,000 fewer miles than a typical 2018 Audi A5. Its asking price of £15,690 is £1,384 below our estimate of £17,074. To estimate its market asking price, we analyse UK dealer adverts for 1,862 Audi A5 cars across different ages and specifications. We first recorded this car for sale 70 days ago. The seller is New Automotive, based in Lichfield.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 11 August 2026, 70 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observed	Asking price
11 August 2026	£15,690
19 October 2026	£15,690

Price and mileage comparison

Estimated market asking price: £17,074. The asking price is £1,384 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 1,862 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 20,000 miles lower than typical for a 2018 Audi A5.

63 other cars with the same year, trim, gearbox and fuel are for sale from £8,990 to £19,999.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£8,990	75,000 miles
£9,240	145,041 miles
£9,890	109,000 miles
£10,495	98,284 miles
£10,989	100,000 miles

These cars have covered 14,230–145,041 miles, compared with 50,000 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Audi A5 cars for sale · 2018 Audi A5 price guide

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Dealer

New Automotive, Lichfield. Across the dealer network: 18 cars for sale.

Dealer postcode: B75 5SE.