2020 Audi Q3 2.0 TDI S Line

Overview

• Make: Audi
• Model: Q3
• Trim: S Line
• Version: 2.0 TDI 35 S Line S tronic FWD Euro 6 (s/s) 5dr (148 bhp)
• Year: 2020
• Mileage: 62,164 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 158 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Audi Q3 S Line is advertised with 62,164 miles, approximately 11,700 above the typical mileage for its age. Priced at £18,000, it is advertised £159 below the AskCar estimate of £18,159. To work out the AskCar estimate, we analyse UK dealer adverts for 3,488 Audi Q3 cars across different ages and specifications. We have tracked this advert for 20 days. Its advertised mileage matches the government's MOT record. The seller is Stoneacre Durham Toyota, based in Durham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £159 (under 1%) under the AskCar estimate of £18,159.

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 3,488 priced Audi Q3 adverts across different ages and specifications, as of 4 November 2026.

A 2020 Audi Q3 with the 2.0 diesel engine is typically advertised at £20,000: the median of the 127 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2020 Audi Q3 has been on sale for at least 20 days.

Price history

AskCar first saw this advert on 15 October 2026 at £18,000. 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 4 November 2026: valid until 25 September 2027.

It has had 4 MOTs. The latest, on 24 September 2026, passed.

Advisories at the latest test: nearside front inner brake disc worn, but not excessively; offside front inner brake disc worn, but not excessively.

Mileage at that test: 61,532 miles, which matches the advertised 62,164 miles.

Advertised mileage is about 11,700 miles higher than the median mileage of a 2020 Audi Q3 on AskCar.

Similar cars

34 other 2020 Audi Q3 S Line 2.0 diesel automatic SUVs are for sale at UK dealers, from £12,750 to £24,495, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi Q3 S Line, 2.0 diesel SUV, blue. Mileage: 61,234 miles. Price: £21,995, £3,995 more than this car. Dealer: Jack Reid Cars in Carrickfergus. AskCar page: https://askcar.co.uk/car/audi-q3-2020-b504750d75ce
• 2020 Audi Q3 S Line, 2.0 diesel SUV, grey. Mileage: 63,282 miles. Price: £21,998, £3,998 more than this car. Dealer: Arnold Clark Liverpool Motorstore / MG / Chery in Liverpool. AskCar page: https://askcar.co.uk/car/audi-q3-2020-e4e6d8614356
• 2020 Audi Q3 S Line, 2.0 diesel SUV, black. Mileage: 60,510 miles. Price: £17,498, £502 less than this car. Dealer: Arnold Clark Glasgow Hamilton Road Vauxhall / Fiat / Abarth in Glasgow. AskCar page: https://askcar.co.uk/car/audi-q3-2020-6c320e116252

• The nearest: 2020 Audi Q3 S Line, 2.0 diesel SUV, white, 6 miles from this car. Mileage: 55,477 miles. Price: £17,995, the same price as this car. Dealer: Sandhaven Car Sales in Shotton Colliery. AskCar page: https://askcar.co.uk/car/audi-q3-2020-1f40b25986a5