How much does a used Audi S6 cost? Prices, ratings and depreciation by model year
Model year	Price range*	Avg. Price	Median Mileage	Depreciation (12 mth.)	Cars for sale
2025 Audi S6	£36,944 - £66,564	£57,205	10,000 miles	-	< 10
2023 Audi S6	£41,305 - £51,505	£47,465	24,400 miles	-	< 10
2020 Audi S6	£25,381 - £41,594	£33,488	82,500 miles	-	< 10
2014 Audi S6	£18,077 - £19,876	£18,945	70,800 miles	-	< 10

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 9 July 2026

Comparison of Audi S6 variants and prices
Variant	Price range*	Avg. Price	Median Mileage	Depreciation (12 mth.)	Cars for sale
🏆 The most popular Audi S6 Comfort	£21,762 - £66,471	£44,124	38,000 miles	-	< 10
Audi S6 Black Edition	£23,579 - £54,982	£42,758	16,200 miles	-	< 10
💰 The budget choice Audi S6 Advanced	£18,164 - £48,980	£35,460	66,000 miles	-	< 10

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 9 July 2026

The Advanced is the cheapest entry point with an average price of £35,460.

Accuracy will improve as more cars from this variant become available

There are the most Advanced for sale right now (5), which gives you the most options to choose from.

Accuracy will improve as more cars from this variant become available

Price checked by AutoUncle

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See Audi S6

Audi S6 in Uttoxeter • 1 cars with AutoUncle Valuation