Audi A6 vs Audi A8 Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2021 Audi A8 L 3.0T quattro AWD
Photo of 2020 model year shown

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Expert Reviews Reviews from CarGurus experts.

2021 Audi A6
2.0T quattro Premium Plus Sedan AWD
Michael Perkins Preview:

Just two years out from a redesign, the Audi A6 returns for 2021 with a host of upgrades that aim to keep the midsize sedan competitive with iconic rivals like the BMW 5 Series and the...

2021 Audi A8
L 3.0T quattro AWD
Cherise Threewitt Preview:

The A8 is Audi’s flagship sedan, last redesigned in 2019. New engine options appeared last year, and this year, there are a few minor feature updates. Rivals include the BMW 7 Series, ...

Specs

2021 Audi A6
2.0T quattro Premium Plus Sedan AWD
2021 Audi A8
L 3.0T quattro AWD
Powertrain 7-Speed Dual Clutch 8-Speed Automatic
Drivetrain
AWD
AWD
Fuel Economy, City
23 MPG
17 MPG
Fuel Economy, Highway
31 MPG
26 MPG
Fuel Tank Volume 19.3 gal 21.7 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
248 hp @ 4,300 RPM
335 hp @ 5,000 RPM
Torque
273 lb-ft @ 1,600 RPM
369 lb-ft @ 1,370 RPM
Cylinders
4 cylinders
6 cylinders
Compression Ratio
9.6:1
11.2:1
Displacement
2,000 cc
3,000 cc
Bore x Stroke
3.25 in x 3.65 in
3.33 in x 3.5 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
Rear Side Airbags -- Standard
Curtain Airbags Standard Standard
NHTSA Crash Test Results
Overall 4 stars --
Front Crash Overall 4 stars --
Front Crash Driver 5 stars --
Front Crash Passenger 4 stars --
Side Crash Overall 5 stars --
Side Barrier Driver 5 stars --
Side Barrier Passenger 5 stars --
Side Pole Driver 5 stars --
Comfort and Convenience
Sunroof/Moonroof Standard Standard
Leather Seats Standard Standard
Air Conditioning Standard Standard
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard Standard
Passenger Power Seats Standard Standard
Interior
Maximum Seating 5 seats 5 seats
Front Legroom 41.3 in 41.5 in
Back Legroom 37.4 in 44.3 in
Payload and Towing
Cargo Volume 13.7 cu ft 12.5 cu ft
Maximum Payload 1,102 lbs 970 lbs
Exterior
Length 194.4 in 208.7 in
Width 83.1 in 83.9 in
Height 57.4 in 58.6 in
Wheelbase 115.1 in 123.2 in

Available Options

2021 Audi A6
2.0T quattro Premium Plus Sedan AWD

Exterior Colors

  • Avalon Green Metallic
  • Brilliant Black
  • Carat Beige Metallic
  • FLORETT Silver Metallic
  • Firmament Blue Metallic
  • Glacier White Metallic
  • Ibis White
  • Mythos Black Metallic
  • Seville Red Metallic
  • Soho Brown Metallic
  • Typhoon Gray Metallic
  • Vesuvius Gray Metallic

Option Packages

  • Premium Plus Package
  • Black Optic Sport Package
  • Executive Package
2021 Audi A8
L 3.0T quattro AWD

Exterior Colors

  • FLORETT Silver Metallic
  • Glacier White Metallic
  • Monsoon Gray Metallic
  • Moonlight Blue Metallic
  • Mythos Black Metallic
  • NAVARRA Blue Metallic
  • Savannah Beige Metallic
  • Seville Red Metallic
  • Terra Gray Metallic
  • Vesuvius Gray Metallic

Option Packages

  • Bang & Olufsen 3D Advanced Sound System
  • Executive Plus Package
  • Luxury Package
  • S Line Plus Package
  • Wheels: 21" 10-Y-Spoke-EVO-Design

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