Audi S8 vs Audi A8 Hybrid Plug-In Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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Expert Reviews Reviews from CarGurus experts.

2021 Audi S8
4.0T quattro AWD
Stephen Edelstein Preview:

The Audi S8 full-size luxury sedan was all new for 2020 and carries over mostly unchanged for the 2021 model year, except for minor updates to the features menu. The S8 competes primar...

2021 Audi A8 Hybrid Plug-In
L 3.0T e quattro
Stephen Edelstein Preview:

After all these years, the A8 remains Audi’s flagship sedan, and recently the automaker has made strides to improve both fuel economy and performance with a plug-in hybrid model. The c...

Specs

2021 Audi S8
4.0T quattro AWD
2021 Audi A8 Hybrid Plug-In
L 3.0T e quattro
Powertrain 8-Speed Automatic 8-Speed Automatic
Drivetrain
AWD
AWD
Fuel Economy, City
13 MPG
49 MPG
Fuel Economy, Highway
22 MPG
60 MPG
Fuel Tank Volume 21.7 gal 17.2 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
563 hp @ 6,000 RPM
443 hp @ 516 RPM
Torque
590 lb-ft @ 2,500 RPM
--
Cylinders
8 cylinders
6 cylinders
Compression Ratio
10.1:1
11.2:1
Displacement
4,000 cc
3,000 cc
Bore x Stroke
3.39 in x 3.39 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 Standard
Curtain Airbags Standard Standard
NHTSA Crash Test Results
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 41.5 in 41.5 in
Back Legroom 44.3 in 44.3 in
Payload and Towing
Cargo Volume 12.5 cu ft 10.4 cu ft
Maximum Payload 970 lbs 970 lbs
Exterior
Length 209 in 208.7 in
Width 83.9 in 83.9 in
Height 58.6 in 58.6 in
Wheelbase 123.2 in 123.2 in

Available Options

2021 Audi S8
4.0T quattro AWD

Exterior Colors

  • Brilliant Black
  • Daytona Gray Pearl Effect
  • 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
  • Full Leather Package
  • Night Vision Assistant
  • Black Optic Package
  • Piano Black Interior Package
  • Rear Seat Comfort Package (4 Passenger)
  • Rear Seat Comfort Package (5 Passenger)
  • Red Steel Brake Calipers
  • S8 Executive Package
2021 Audi A8 Hybrid Plug-In
L 3.0T e quattro

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

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