2021 Audi Q3 1.5 TFSI CoD S Line

Overview

• Make: Audi
• Model: Q3
• Trim: S Line
• Version: 1.5 TFSI CoD 35 S Line Manual FWD Euro 6 (s/s) 5dr (148 bhp)
• Year: 2021
• Mileage: 81,642 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 81,642 miles on the clock, this 2021 Audi Q3 S Line has done roughly 39,500 more miles than a typical 2021 Audi Q3. The dealer is asking £13,899, which is £606 below the AskCar estimate of £14,505. To work out the AskCar estimate, we analyse UK dealer adverts for 3,488 Audi Q3 cars across different ages and specifications. We first recorded this advert 120 days ago, and its asking price has since fallen by £1,901. Its advertised mileage matches the government's MOT record. The seller is Quality Part X Dunstable, based in Dunstable. 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: £606 (4%) under the AskCar estimate of £14,505.

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 2021 Audi Q3 with the 1.5 petrol engine is typically advertised at £20,000: the median of the 213 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 Audi Q3 has been on sale for at least 120 days.

Price history

AskCar first saw this advert on 7 July 2026 at £15,800. Its asking price is now £13,899, £1,901 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 8 July 2026: £15,800
• 9 July 2026: £15,796
• 12 July 2026: £15,776
• 14 July 2026: £15,761
• 16 July 2026: £15,600
• 18 July 2026: £15,500
• 21 July 2026: £15,486
• 23 July 2026: £15,200
• 27 July 2026: £15,196
• 29 July 2026: £15,151
• 31 July 2026: £15,146
• 4 August 2026: £15,141
• 7 August 2026: £15,131
• 15 August 2026: £15,100
• 18 August 2026: £15,096
• 20 August 2026: £15,086
• 21 August 2026: £15,000
• 24 August 2026: £14,985
• 27 August 2026: £14,950
• 29 August 2026: £14,900
• 1 September 2026: £14,855
• 3 September 2026: £14,800
• 5 September 2026: £14,785
• 10 September 2026: £14,755
• 12 September 2026: £14,200
• 16 September 2026: £14,195
• 21 September 2026: £14,190
• 24 September 2026: £14,185
• 25 September 2026: £14,085
• 29 September 2026: £14,000
• 3 October 2026: £13,985
• 8 October 2026: £13,951
• 10 October 2026: £13,900
• 13 October 2026: £13,875
• 16 October 2026: £14,300
• 20 October 2026: £14,200
• 22 October 2026: £14,100
• 24 October 2026: £14,081
• 27 October 2026: £14,000
• 29 October 2026: £13,996
• 31 October 2026: £13,900
• 3 November 2026: £13,899

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 8 December 2026.

It has had 3 MOTs. The latest, on 9 December 2025, passed.

Advisories at the latest test: windscreen damaged but not adversely affecting driver's view.

Mileage at that test: 76,132 miles, which matches the advertised 81,642 miles.

Advertised mileage is about 39,500 miles higher than the median mileage of a 2021 Audi Q3 on AskCar.

Similar cars

31 other 2021 Audi Q3 S Line 1.5 petrol manual SUVs are for sale at UK dealers, from £11,950 to £24,140, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi Q3 S Line, 1.5 petrol SUV, black. Mileage: 80,530 miles. Price: £15,000, £1,101 more than this car. Dealer: Junction Autopark - Winsford in Winsford. AskCar page: https://askcar.co.uk/car/audi-q3-2021-a706ff940f8c
• 2021 Audi Q3 S Line, 1.5 petrol SUV, grey. Mileage: 73,600 miles. Price: £15,500, £1,601 more than this car. Dealer: Foray Motor Group Yeovil Ford in Yeovil. AskCar page: https://askcar.co.uk/car/audi-q3-2021-9f8633189d5b
• 2021 Audi Q3 S Line, 1.5 petrol SUV, grey. Mileage: 95,714 miles. Price: £13,550, £349 less than this car. Dealer: Sonny Adams Motor Company in Welwyn Garden City. AskCar page: https://askcar.co.uk/car/audi-q3-2021-e9342bf35de6

• The nearest: 2021 Audi Q3 S Line, 1.5 petrol SUV, white, 18 miles from this car. Mileage: 20,251 miles. Price: £18,660, £4,761 more than this car. Dealer: Sonny Adams Motor Company in Welwyn Garden City. AskCar page: https://askcar.co.uk/car/audi-q3-2021-d3c52dc07b0b