2021 Audi RS6 Avant

4.0 Vorsprung Tiptronic 4WD Euro 6 5dr (591 bhp)

£66,950

Good value: £6,290 under the typical £73,240 for this model, age and mileage, drawing on 272 adverts of this make and model.

Overview

Make: Audi
Model: RS6 Avant
Trim: VORSPRUNG
Version: 4.0 Vorsprung Tiptronic 4WD Euro 6 5dr (591 bhp)
Mileage: 44,795 miles
Year: 2021
Fuel type: Petrol
Body type: Estate
Engine: 4.0 L
Gearbox: Automatic
Power: 591 bhp
Seats: 4
Colour: Black
Doors: 5
Driven wheels: Four Wheel Drive
Gearbox version: Tiptronic
Emissions standard: Euro 6

About this car

At 44,795 miles, this 2021 Audi RS6 Avant Vorsprung has covered about 4,800 more miles than other 2021 Audi RS6 Avant cars. Its asking price of £66,950 is £6,290 below our estimate of £73,240. Our estimate draws on 272 Audi RS6 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 70 days ago. The seller is SG Collection, based in Brighton and Hove.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 13 August 2026, 70 days ago. Advert duration calculated on 22 October 2026.

Recorded asking prices
Date observed	Asking price
13 August 2026	£66,950
21 October 2026	£66,950

Price and mileage comparison

Estimated market asking price: £73,240. The asking price is £6,290 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 272 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 4,800 miles higher than typical for a 2021 Audi RS6 Avant.

20 other cars with the same year, trim, gearbox and fuel are for sale from £67,950 to £124,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£67,950	51,000 miles
£68,995	63,500 miles
£69,990	50,000 miles
£69,995	61,000 miles
£71,990	61,000 miles

These cars have covered 2,700–63,500 miles, compared with 44,795 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 RS6 Avant cars for sale · 2021 Audi RS6 Avant price guide

Dealer

SG Collection, Brighton and Hove. Across the dealer network: 12 cars for sale.

Dealer postcode: BN3 7EX.