2025 Audi A6 Avant

2.0 TDI S Line S tronic 4WD Euro 6 (s/s) 5dr (201 bhp)

£37,500

Fair price: within 8% of the typical £37,692 for this model, age and mileage, drawing on 789 adverts of this make and model.

Overview

Make: Audi
Model: A6 Avant
Trim: S LINE
Version: 2.0 TDI S Line S tronic 4WD Euro 6 (s/s) 5dr (201 bhp)
Mileage: 12,312 miles
Year: 2025
Fuel type: Diesel
Body type: Estate
Engine: 2.0 L
Gearbox: Automatic
Power: 201 bhp
Seats: 5
CO2: 139 g/km
Colour: Grey
Doors: 5
Driven wheels: Four Wheel Drive
Gearbox version: S tronic
Engine badge: TDI
Emissions standard: Euro 6

About this car

With 12,312 miles on the clock, this 2025 Audi A6 Avant S Line has done roughly 2,300 more miles than a typical 2025 Audi A6 Avant. The dealer is asking £37,500, which is £192 below our market estimate of £37,692. To estimate its market asking price, we analyse UK dealer adverts for 789 Audi A6 Avant cars across different ages and specifications. We first saw this car advertised 147 days ago. Its asking price has since fallen by £9,250. It may give you a starting point for a conversation about price. The seller is Sytner Group Leicester Audi, based in Leicester.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 May 2026, 147 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £9,250 from the first recorded £46,750. 5 price reductions recorded, the latest observed on 10 October 2026.

Recorded asking prices
Date observed	Asking price
28 May 2026	£46,750
17 June 2026	£45,500
11 July 2026	£45,500
14 July 2026	£41,000
22 July 2026	£43,500
7 August 2026	£42,000
8 August 2026	£42,000
10 September 2026	£39,750
10 October 2026	£37,500
21 October 2026	£37,500

Price and mileage comparison

Estimated market asking price: £37,692. The asking price is £192 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 789 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 2,300 miles higher than typical for a 2025 Audi A6 Avant.

MOT

MOT no details held by dvla.

3 other cars with the same year, trim, gearbox and fuel are for sale from £27,990 to £40,495.

Other matching cars
Asking price	Mileage
£27,990	39,027 miles
£38,000	6,571 miles
£40,495	9,034 miles

These cars have covered 6,571–39,027 miles, compared with 12,312 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Audi A6 Avant cars for sale · 2025 Audi A6 Avant price guide

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Dealer

Sytner Group Leicester Audi, Leicester. Across the dealer network: 140 branches, 10,343 cars for sale.

Dealer postcode: LE3 2LD.

Dealer opening hours

Monday: 08:30-18:00
Tuesday: 08:30-18:00
Wednesday: 08:30-18:00
Thursday: 08:30-18:00
Friday: 08:30-18:00
Saturday: 09:00-17:00
Sunday: 10:00-16:00