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 Sportback (148 bhp)
• Year: 2020
• Mileage: 81,000 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: 140 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 81,000 miles, this 2020 Audi Q3 S Line has covered about 30,500 more miles than other 2020 Audi Q3 cars. Priced at £17,950, it is advertised £985 above the AskCar estimate of £16,965. 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 127 days. We checked its advertised mileage against the government's MOT record, and they match. The seller is LuxCarz, based in St. Helens. 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: £985 (5%) over the AskCar estimate of £16,965.

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 127 days. 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 30 June 2026 at £17,950. 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 19 February 2027.

It has had 4 MOTs. The latest, on 11 February 2026, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge; offside front tyre worn close to legal limit/worn on edge; nearside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 78,296 miles, which matches the advertised 81,000 miles.

Advertised mileage is about 30,500 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, white. Mileage: 79,500 miles. Price: £16,300, £1,650 less than this car. Dealer: Jfm Cars in Woodford Green. AskCar page: https://askcar.co.uk/car/audi-q3-2020-25b6313b3ae7
• 2020 Audi Q3 S Line, 2.0 diesel SUV, black. Mileage: 82,699 miles. Price: £15,190, £2,760 less than this car. Dealer: Stratstone Shrewsbury Audi in Shrewsbury. AskCar page: https://askcar.co.uk/car/audi-q3-2020-e7f1e33b4f34
• 2020 Audi Q3 S Line, 2.0 diesel SUV, grey. Mileage: 83,712 miles. Price: £16,450, £1,500 less than this car. Dealer: Stratstone Tamworth Audi in Tamworth. AskCar page: https://askcar.co.uk/car/audi-q3-2020-11c652e5e3e3

• The nearest: 2020 Audi Q3 S Line, 2.0 diesel SUV, grey, 11 miles from this car. Mileage: 63,282 miles. Price: £21,998, £4,048 more than this car. Dealer: Arnold Clark Liverpool Motorstore / MG / Chery in Liverpool. AskCar page: https://askcar.co.uk/car/audi-q3-2020-e4e6d8614356