2020 Audi Q3 2.0 TDI S Line
Price: £17,008. Fair price: £541 (3%) under the AskCar estimate of £17,549, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,488 priced Audi Q3 adverts on AskCar as of 4 November 2026.
AskCar lists 3,545 used Audi Q3 from 1,632 UK dealerships, as of 4 November 2026.
Overview
- Make: Audi
- Model: Q3
- Trim: S Line
- Version: 2.0 TDI S Line Manual 4WD Euro 6 5dr (147 bhp)
- Year: 2020
- Mileage: 59,800 miles
- Fuel: Diesel
- Body: SUV, 5 doors, 5 seats
- Engine: 2.0 litres, 147 bhp
- Gearbox: Manual
- Drive: Four-wheel drive
- Colour: Red
- CO2: 182 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
With 59,800 miles on the clock, this 2020 Audi Q3 S Line has done roughly 9,300 more miles than a typical 2020 Audi Q3. The AskCar estimate for this car is £17,549. It is priced at £17,008, which is £541 below that estimate. The AskCar estimate draws on 3,488 Audi Q3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 24 days ago. Its asking price has since fallen by £742. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Harpers Cumbria in Carlisle. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Fair price: £541 (3%) under the AskCar estimate of £17,549.
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 24 days.
Price history
AskCar first saw this advert on 11 October 2026 at £17,750. Its asking price is now £17,008, £742 less. The latest price cut was seen on 4 November 2026.
Price changes recorded:
- 11 October 2026: £17,750
- 25 October 2026: £17,188
- 4 November 2026: £17,008
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 7 July 2027.
It has had 4 MOTs. The latest, on 22 June 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 55,723 miles, which matches the advertised 59,800 miles.
Advertised mileage is about 9,300 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 £16,520 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, the same price as 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, grey. Mileage: 51,209 miles. Price: £16,520, £488 less than this car. Dealer: Cargem in Rainham. AskCar page: https://askcar.co.uk/car/audi-q3-2020-1024ca8825e1
- 2020 Audi Q3 S Line, 2.0 diesel SUV, black. Mileage: 38,741 miles. Price: £16,990, the same price as this car. Dealer: Motor Match Crewe in Crewe. AskCar page: https://askcar.co.uk/car/audi-q3-2020-6ff66f40b462
Browse all Audi Q3 cars for sale · 2020 Audi Q3 price guide
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Photos
13 photos of this car are on its AskCar page.
As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.