2021 Audi Q5 2.0 TDI S Line

Overview

• Make: Audi
• Model: Q5
• Trim: S Line
• Version: 2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 5dr (201 bhp)
• Year: 2021
• Mileage: 48,900 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 170 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Audi Q5 S Line is advertised with 48,900 miles on the clock. The dealer is asking £24,250, which is £6 below the AskCar estimate of £24,256. To work out the AskCar estimate, we analyse UK dealer adverts for 3,140 Audi Q5 cars across different ages and specifications. We first saw this car advertised 7 days ago. Its asking price has since fallen by £250. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Mon Motors Cardiff Audi, based in Cardiff. 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: £6 (under 1%) under the AskCar estimate of £24,256.

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 3,140 priced Audi Q5 adverts across different ages and specifications, as of 4 November 2026.

A 2021 Audi Q5 with the 2.0 diesel engine is typically advertised at £24,000: the median of the 261 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 Audi Q5 has been on sale for at least 7 days.

Price history

AskCar first saw this advert on 28 October 2026 at £24,500. Its asking price is now £24,250, £250 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 28 October 2026: £24,500
• 4 November 2026: £24,250

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 14 July 2027.

It has had 3 MOTs. The latest, on 10 July 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 44,915 miles, which matches the advertised 48,900 miles.

Advertised mileage is about 400 miles lower than the median mileage of a 2021 Audi Q5 on AskCar.

Similar cars

77 other 2021 Audi Q5 S Line 2.0 diesel automatic SUVs are for sale at UK dealers, from £18,499 to £31,495, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 Audi Q5 S Line, 2.0 diesel SUV, grey. Mileage: 49,000 miles. Price: £25,395, £1,145 more than this car. Dealer: Hynes Motors in Newry. AskCar page: https://askcar.co.uk/car/audi-q5-2021-ff4be14787a8
• 2021 Audi Q5 S Line, 2.0 diesel SUV, black. Mileage: 48,418 miles. Price: £23,489, £761 less than this car. Dealer: Essex Prestige in Harlow. AskCar page: https://askcar.co.uk/car/audi-q5-2021-183fbc003b5b
• 2021 Audi Q5 S Line, 2.0 diesel SUV, black. Mileage: 48,207 miles. Price: £22,749, £1,501 less than this car. Dealer: Motorpoint Birtley in Birtley. AskCar page: https://askcar.co.uk/car/audi-q5-2021-f5e71a771da9

• The nearest: 2021 Audi Q5 S Line, 2.0 diesel SUV, grey, 8 miles from this car. Mileage: 86,903 miles. Price: £19,999, £4,251 less than this car. Dealer: Motorplus South Wales in Newport. AskCar page: https://askcar.co.uk/car/audi-q5-2021-09319613426c