2020 Audi Q3 2.0 TDI S Line

Overview

• Make: Audi
• Model: Q3
• Trim: S Line
• Version: 2.0 TDI 35 S Line Manual 4WD Euro 6 (s/s) 5dr (148 bhp)
• Year: 2020
• Mileage: 51,209 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Manual
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 149 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2020 Audi Q3 S Line is 51,209 miles. Priced at £16,520, it is advertised £811 below the AskCar estimate of £17,331. To work out the AskCar estimate, we analyse UK dealer adverts for 3,488 Audi Q3 cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 147 days, and its asking price is down £1,732. The government's MOT record matches its advertised mileage. You can find this car at Cargem in Rainham. 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: £811 (4%) under the AskCar estimate of £17,331.

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

The dealer may accept less. This 2020 Audi Q3 has been on sale for at least 147 days, and its asking price has been cut by £1,732. About half of 2020 Audi Q3 cars are gone from sale within a month of being advertised: 201 of the 387 first advertised between 7 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 10 June 2026 at £18,252. Its asking price is now £16,520, £1,732 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 20 June 2026: £18,252
• 26 June 2026: £18,151
• 30 June 2026: £17,963
• 15 July 2026: £17,879
• 27 July 2026: £17,866
• 6 August 2026: £17,810
• 19 August 2026: £17,639
• 28 August 2026: £17,603
• 9 September 2026: £17,592
• 22 September 2026: £17,524
• 3 October 2026: £17,414
• 15 October 2026: £17,138
• 27 October 2026: £16,739
• 3 November 2026: £16,520

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 20 January 2027.

It has had 4 MOTs. The latest, on 16 January 2026, passed.

Advisories at the latest test: front inner brake pad(s) wearing thin; nearside front inner brake disc worn, but not excessively; offside front inner brake disc worn, but not excessively.

Mileage at that test: 48,565 miles, which matches the advertised 51,209 miles.

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

Similar cars

5 other 2020 Audi Q3 S Line 2.0 diesel manual SUVs are for sale at UK dealers, from £16,990 to £18,490, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi Q3 S Line, 2.0 diesel SUV, black. Mileage: 56,679 miles. Price: £16,990, £470 more than this car. Dealer: Perrys Nelson in Nelson. AskCar page: https://askcar.co.uk/car/audi-q3-2020-1728ed05b81c
• 2020 Audi Q3 S Line, 2.0 diesel SUV, red. Mileage: 59,800 miles. Price: £17,008, £488 more than this car. Dealer: Harpers Cumbria in Carlisle. AskCar page: https://askcar.co.uk/car/audi-q3-2020-d1891f0d2e68
• 2020 Audi Q3 S Line, 2.0 diesel SUV, black. Mileage: 38,741 miles. Price: £16,990, £470 more than this car. Dealer: Motor Match Crewe in Crewe. AskCar page: https://askcar.co.uk/car/audi-q3-2020-6ff66f40b462

• The nearest: 2020 Audi Q3 S Line, 2.0 diesel SUV, black, 75 miles from this car. Mileage: 35,492 miles. Price: £17,949, £1,429 more than this car. Dealer: Motorpoint Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/audi-q3-2020-c6703aa08e35