2021 Audi S6: trims, real prices & how to pick yours

4 builds left the factory as a 2021 S6, each a different combination of engine, transmission and body identified by the first eight characters of its VIN.

4 main configurations
515 vehicles built
17 for sale right now

Which S6 is yours?

Enter a VIN — the 17 characters on the windshield or the title — and we’ll match it to its exact factory configuration, typical price and equipment.

Works with any VIN — a different year or model takes you straight to its own page.

Pick your S6

Quattro Prestige · AWD WAUFFBF2-M

2.9L 6-cyl, 444 hp, Automatic, All-wheel drive. 52 built.

Full specs, prices & VINs → 2 for sale →
Most common — 36% of 2021 S6s

Quattro Prestige · AWD WAUFFAF2-M

2.9L 6-cyl, 444 hp, Automatic, All-wheel drive. 183 built.

Full specs, prices & VINs → 7 for sale →
Quattro Premium Plus · AWD WAUDFBF2-M

2.9L 6-cyl, 444 hp, Automatic, All-wheel drive. 21 built.

Full specs, prices & VINs → 3 for sale →

What actually differs

	Quattro Prestige · AWD WAUFFAF2-M	Quattro Prestige · AWD WAUFFBF2-M	Quattro Premium Plus · AWD
For sale right now	7	2	3
Vehicles built	183	52	21

Same on every 2021 S6

Engine 2.9L 6-cyl
Power 444 hp
Drivetrain All-wheel drive
Transmission Automatic
Fuel Gasoline
Body Sedan
Seats 5
Doors 4-door
Typical price today $36,999

Price trend

Median down $5,466 over the last 12 months.

2021 S6 price history →

Will it hold value?

A S6 typically keeps about 60% of its price over 5 years — a 5-year-old one runs about $21,895 today.

S6 depreciation by year →

Cost to run

18/28 mpg city/highway. Roughly $2,110/yr on fuel at 15,000 miles.

EPA estimate for the 2021 S6

Safety, in plain English

Driver assistance — varies by configuration

✓ Warns you before a crash
✓ Brakes for you in an emergency
✓ Watches your blind spot (optional)
✓ Warns when you drift from your lane
✓ Steers you back into the lane (optional)
✓ Keeps distance on the highway (optional)

Decoded from NHTSA build records.

What WAUFFBF2-M means

WAU FFBF2 · M

WAU: the World Manufacturer Identifier Audi registered — assembled in Germany
FFBF2: together encode the S6 line — Sedan, 2.9L 6cyl, All-wheel drive — as Audi filed it, these five characters are read as one block, not letter by letter
M: in position 10 — model year 2021
9, 11–17: differ on every car: check digit, plant code and the serial number

Already looking at a specific S6?

Paste its VIN — we’ll open that exact car’s page: its configuration, market position and every listing we’ve tracked.

2021 Audi S6 prices →