Audi S4 vs Audi S3 Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2020 Audi S3 2.0T quattro Premium AWD
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User Ranking Drivers and owners ranked these cars in 9 categories.

Expert Reviews Reviews from CarGurus experts.

2021 Audi S4
3.0T quattro Premium AWD
Cherise Threewitt Preview:

The Audi S4, the performance version of the A4 sedan, is part of a generation that dates back to 2018. Last year, the S4 received styling and tech updates, and this year, it carries ov...

2020 Audi S3
2.0T quattro Premium AWD
Cherise Threewitt Preview:

The Audi S3 is a subcompact sedan that sits at the top of the brand’s A3 model line. With plenty of visual and performance enhancements, the S3 is an interesting take on an otherwise p...

Specs

2021 Audi S4
3.0T quattro Premium AWD
2020 Audi S3
2.0T quattro Premium AWD
Powertrain 8-Speed Automatic 7-Speed Dual Clutch
Drivetrain
AWD
AWD
Fuel Economy, City
20 MPG
22 MPG
Fuel Economy, Highway
28 MPG
29 MPG
Fuel Tank Volume 15.3 gal 14.5 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
349 hp @ 5,400 RPM
288 hp @ 1,900 RPM
Torque
369 lb-ft @ 1,370 RPM
280 lb-ft @ 5,400 RPM
Cylinders
6 cylinders
4 cylinders
Compression Ratio
11.2:1
9.3:1
Displacement
3,000 cc
2,000 cc
Bore x Stroke
3.33 in x 3.5 in
3.25 in x 3.65 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
Curtain Airbags Standard Standard
NHTSA Crash Test Results
Overall -- 4 stars
Front Crash Overall -- 4 stars
Front Crash Driver -- 4 stars
Front Crash Passenger -- 5 stars
Side Crash Overall -- 5 stars
Side Barrier Driver -- 5 stars
Side Barrier Passenger -- 5 stars
Side Pole Driver -- 5 stars
Rollover -- 5 stars
Comfort and Convenience
Sunroof/Moonroof Standard Standard
Leather Seats Standard Standard
Air Conditioning Standard Standard
CD Player 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 41.2 in
Back Legroom 35.7 in 35.1 in
Payload and Towing
Cargo Volume 12 cu ft 10 cu ft
Maximum Payload 1,058 lbs 1,102 lbs
Exterior
Length 187.5 in 175.8 in
Width 79.6 in 77.2 in
Height 56.2 in 54.8 in
Wheelbase 111 in 103.6 in

Available Options

2021 Audi S4
3.0T quattro Premium AWD

Exterior Colors

  • Daytona Gray Pearl Effect
  • Glacier White Metallic
  • Ibis White
  • Mythos Black Metallic
  • NAVARRA Blue Metallic
  • Quantum Gray
  • Tango Red Metallic
  • Turbo Blue

Option Packages

  • Carbon Fiber Package W/Side Assist
  • Carbon Fiber Trunk Lid Spoiler
  • Convenience Package
  • Sport Exhaust Resonator
  • Wheels: 19" 5-Arm-TORSIO Design
2020 Audi S3
2.0T quattro Premium AWD

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