2023 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: 2023
• Mileage: 88,400 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 140 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi Q3 S Line has covered 88,400 miles, around 60,300 more miles than is typical for its age. The dealer is asking £21,445, which is £2,521 above the AskCar estimate of £18,924. To work out the AskCar estimate, we analyse UK dealer adverts for 3,532 Audi Q3 cars across different ages and specifications. We have tracked this advert today. The government's MOT record matches its advertised mileage. You can find this car at Morgan Cars and Commercials in Ballyclare. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 11 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £2,521 (13%) over the AskCar estimate of £18,924.

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 3,532 priced Audi Q3 adverts across different ages and specifications, as of 11 November 2026.

A 2023 Audi Q3 with the 2.0 diesel engine is typically advertised at £28,000: the median of the 80 for sale on AskCar, as of 11 November 2026.

Time on sale

AskCar first saw this 2023 Audi Q3 advertised today. About half of 2023 Audi Q3 cars are gone from sale within a month of being advertised: 344 of the 723 first advertised between 11 July 2026 and 8 October 2026.

Price history

AskCar first saw this advert on 11 November 2026 at £21,445. 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 11 November 2026: valid until 23 August 2027.

It has had one MOT, on 13 August 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 86,459 miles, which matches the advertised 88,400 miles.

Advertised mileage is about 60,300 miles higher than the median mileage of a 2023 Audi Q3 on AskCar.

Similar cars

13 other 2023 Audi Q3 S Line 2.0 diesel automatic SUVs are for sale at UK dealers, from £19,450 to £30,865, as of 11 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi Q3 S Line, 2.0 diesel SUV, blue. Mileage: 80,000 miles. Price: £19,450, £1,995 less than this car. Dealer: Stratstone Audi Approved Aylesbury in Aylesbury. AskCar page: https://askcar.co.uk/car/audi-q3-2023-5bd2db044599
• 2023 Audi Q3 S Line, 2.0 diesel SUV, black. Mileage: 60,102 miles. Price: £22,150, £705 more than this car. Dealer: Big Motoring World Blue Bell Hill in Blue Bell Hill. AskCar page: https://askcar.co.uk/car/audi-q3-2023-2400caccd26f
• 2023 Audi Q3 S Line, 2.0 diesel SUV, blue. Mileage: 47,600 miles. Price: £20,990, £455 less than this car. Dealer: Stratstone Milton Keynes Audi in Milton Keynes. AskCar page: https://askcar.co.uk/car/audi-q3-2023-6ee7a3018e80

• The nearest: 2023 Audi Q3 S Line, 2.0 diesel SUV, grey, 105 miles from this car. Mileage: 33,691 miles. Price: £22,498, £1,053 more than this car. Dealer: Arnold Clark Glasgow Hamilton Road Vauxhall / Fiat / Abarth in Glasgow. AskCar page: https://askcar.co.uk/car/audi-q3-2023-330dedc7d592