Audi S4 vs. Mercedes-Benz S-Class

 Black
VS
 Black

Key Specs

Kelley Blue Book Value

Kelley Blue Book
$51,400
$89,900 - $92,900

Expert Rating

Expert Rating

Owner Reviews

Owner Reviews
Not Available
4.86 / 5
7 Reviews

Horsepower

Horsepower
354 hp
362 hp

Bluetooth

Bluetooth

BackUp Camera

BackUp Camera
Optional

Engine Type

Engine Type
3.0L TFSI Twin
3.0L V6 Biturbo

Interior Features

Sun Roof

Sun Roof

Alarm

Alarm
Optional

BackUp Camera

BackUp Camera
Optional

Keyless Entry

Keyless Entry
Optional

Universal Garage Door Opener

Universal Garage Door Opener

Rain Sensing Wipers

Rain Sensing Wipers

Heated Mirrors

Heated Mirrors

Heated Steering Wheel

Heated Steering Wheel
Optional
Optional

Power Mirrors

Power Mirrors

Steering Wheel Controls

Steering Wheel Controls

Cruise Control

Cruise Control

Power Windows

Power Windows

Rear Defrost

Rear Defrost

Premium Sound System

Premium Sound System
Optional

Power Steering

Power Steering

Front Leg Room

Front Leg Room
41.3 in.
41.4 in.

Front Head Room

Front Head Room
38.9 in.
42.1 in.

Rear Leg Room

Rear Leg Room
35.7 in.
43 in.

Second Head Room

Second Head Room
37.4 in.
39.2 in.

Trunk Volume

Trunk Volume
13 cu. ft.
18.7 cu. ft.

Bluetooth

Bluetooth

MP3 Player

MP3 Player

Satellite Radio

Satellite Radio
Optional

WiFi Hotspot

WiFi Hotspot
Optional

Smart Device Integration

Smart Device Integration

AUX Input

AUX Input

CD Player

CD Player

Climate Control

Climate Control
Optional

AC

AC
Optional

Dual Zone

Dual Zone
Optional

Navigation System

Navigation System

Standard Seat

Standard Seat

Passengers

Passengers
5
4 - 5

Power Driver Seat

Power Driver Seat
Optional

Power Passenger Seat

Power Passenger Seat
Optional

Heated Front Seats

Heated Front Seats
Optional
Optional

Heated Rear Seats

Heated Rear Seats
Optional
Optional

Cooled Front Seats

Cooled Front Seats
Optional
Optional

Seat Memory

Seat Memory
Optional

Pass Through Rear Seat

Pass Through Rear Seat
Optional

Seat Massage

Seat Massage
Optional

Driver Lumbar

Driver Lumbar
Optional

Exterior Features

Standard Wheels

Standard Wheels

Hands Free Liftgate

Hands Free Liftgate
Optional

Power Folding Mirror

Power Folding Mirror

Rear Spoiler

Rear Spoiler
Optional
Optional

Tire Width

Tire Width
P245/35YR19 - P245/40YR18
P225/40HR19 - P255/40YR20

Wheelbase

Wheelbase
111.2 in.
124.6 in.

Turning Radius

Turning Radius
38.1 ft.
39 ft.

Length

Length
186.8 in.
206.5 in.

Width

Width
72.5 in.
74.8 in.

Mechanical Specs

Weight

Weight
3858 lbs.
362 hp

Horsepower

Horsepower
354 hp
369 ft. lbs.

Torque

Torque
369 ft. lbs.

Turbocharged

Turbocharged

4wheel Disc Brakes

4wheel Disc Brakes
Optional

Limited Slip Differential

Limited Slip Differential
Optional
V6 Cylinder

Performance Tires

Performance Tires
Optional

Fuel Capacity

Fuel Capacity
15.3 gal.
20.7 gal.

Combined

Combined
26 mpg
23 - 19 mpg

City

City
21 mpg
18 - 19 mpg

Highway

Highway
30 mpg
28 mpg

Active Suspension

Active Suspension
Optional
Optional

Manual Mode

Manual Mode
Optional

Safety Features

Spare Tire

Spare Tire
Temporary Spare Tire

ABS Brakes

ABS Brakes

Automatic Headlights

Automatic Headlights

Tire Pressure Monitor System

Tire Pressure Monitor System

Child Safety Locks

Child Safety Locks

Stability Control

Stability Control

Traction Control

Traction Control

Auto Leveling Headlights

Auto Leveling Headlights
Optional

Rear Parking Sensors

Rear Parking Sensors
Optional

Automated Emergency Braking

Automated Emergency Braking

Blind Spot Monitor

Blind Spot Monitor
Optional

Cross Traffic Alert

Cross Traffic Alert
Optional
Optional

Driver Airbag

Driver Airbag

Passenger Airbag

Passenger Airbag

Front Side Airbag

Front Side Airbag
Optional

Rear Side Airbag

Rear Side Airbag
Optional

Front Head Airbag

Front Head Airbag

Rear Head Airbag

Rear Head Airbag

Passenger Airbag Sensor

Passenger Airbag Sensor

Knee Airbag

Knee Airbag

Tech Specs

Vehicle Name

Vehicle Name
Audi S4
Mercedes-Benz S-Class

Body Style

Body Style
quattro Sedan
4MATIC Sedan - Sedan

Drivetrain

Drivetrain
All Wheel Drive
All Wheel Drive - Rear Wheel Drive

EPA Classification

EPA Classification
Compact Cars
Large Cars

Passenger Capacity

Passenger Capacity
5
4 - 5

Base Curb Weight

Base Curb Weight
3858 lbs.
22 mpg.

Fuel Economy Est-Combined

Fuel Economy Est-Combined
24 mpg.
18 - 19 mpg.

EPA Fuel Economy Est - City

EPA Fuel Economy Est - City
21 mpg.
28 mpg.

EPA Fuel Economy Est - Hwy

EPA Fuel Economy Est - Hwy
30 mpg.
Twin Turbo Premium Unleaded V-6

Engine Type

Engine Type
Intercooled Turbo Premium Unleaded V-6
3.0 L/182

Displacement

Displacement
3.0 L/183
Gasoline Direct Injection

Fuel System

Fuel System
Gasoline Direct Injection
421

Trans Type

Trans Type
8
9

Trans Description Cont.

Trans Description Cont.
Automatic w/OD
Automatic w/OD

First Gear Ratio (:1)

First Gear Ratio (:1)
4.71
5.50

Second Gear Ratio (:1)

Second Gear Ratio (:1)
3.14
3.33

Third Gear Ratio (:1)

Third Gear Ratio (:1)
2.11
2.31

Fourth Gear Ratio (:1)

Fourth Gear Ratio (:1)
1.67
1.66

Fifth Gear Ratio (:1)

Fifth Gear Ratio (:1)
1.28
1.21

Sixth Gear Ratio (:1)

Sixth Gear Ratio (:1)
1.00
1.00

Reverse Ratio (:1)

Reverse Ratio (:1)
3.32
4.93

Final Drive Axle Ratio (:1)

Final Drive Axle Ratio (:1)
2.85
2.47 - 2.65

Cold Cranking Amps @ 0° F (Primary)

Cold Cranking Amps @ 0° F (Primary)
420
520

Tons/yr of CO2 Emissions @ 15K mi/year

Tons/yr of CO2 Emissions @ 15K mi/year
7.4
8.0 - 8.1

Maximum Alternator Capacity (amps)

Maximum Alternator Capacity (amps)
150
150

Suspension Type - Front

Suspension Type - Front
Multi-Link
Multi-Link

Suspension Type - Rear

Suspension Type - Rear
Multi-Link
Multi-Link

Suspension Type - Front (Cont.)

Suspension Type - Front (Cont.)
Multi-Link
Multi-Link

Suspension Type - Rear (Cont.)

Suspension Type - Rear (Cont.)
Multi-Link
Multi-Link

Front Tire Order Code

Front Tire Order Code
HU9
R01 - R02

Rear Tire Order Code

Rear Tire Order Code
HU9
R01 - R02

Front Tire Size

Front Tire Size
P245/35YR19, P245/40HR18, P245/40YR18
P225/40HR19, P245/50HR18, P255/35HR19, P255/40YR20

Rear Tire Size

Rear Tire Size
P245/35YR19, P245/40HR18, P245/40YR18
P225/40HR19, P245/50HR18, P285/30HR19, P285/35YR20

Spare Tire Size

Spare Tire Size
Compact
18 X 8 - 20 X 9.5 in.

Front Wheel Size

Front Wheel Size
18 X 8.5 - 19 X 8.5 in.
18 X 8 - 20 X 9.5 in.

Rear Wheel Size

Rear Wheel Size
18 X 8.5 - 19 X 8.5 in.
Aluminum

Spare Wheel Size

Spare Wheel Size
Compact in.
Aluminum

Front Wheel Material

Front Wheel Material
Aluminum
Rack-Pinion

Rear Wheel Material

Rear Wheel Material
Aluminum
39 ft.

Spare Wheel Material

Spare Wheel Material
Steel
4-Wheel Disc

Steering Type

Steering Type
Rack-Pinion
4-Wheel

Turning Diameter - Curb to Curb

Turning Diameter - Curb to Curb
38.1 ft.
Yes

Brake Type

Brake Type
4-Wheel Disc
Yes

Brake ABS System

Brake ABS System
4-Wheel
13.2 in.

Disc - Front

Disc - Front
Yes
11.8 in.

Disc - Rear

Disc - Rear
Yes
20.7 gal.

Front Brake Rotor Diam x Thickness

Front Brake Rotor Diam x Thickness
13.8 in.
42.1 in.

Rear Brake Rotor Diam x Thickness

Rear Brake Rotor Diam x Thickness
13 in.
41.4 in.

Fuel Tank Capacity, Approx

Fuel Tank Capacity, Approx
15.3 gal.
59.7 in.

Front Head Room

Front Head Room
38.9 in.
61.2 in.

Front Leg Room

Front Leg Room
41.3 in.
39.2 in.

Front Shoulder Room

Front Shoulder Room
55.9 in.
43 in.

Second Head Room

Second Head Room
37.4 in.
59.1 in.

Second Leg Room

Second Leg Room
35.7 in.
61.5 in.

Second Shoulder Room

Second Shoulder Room
54.5 in.
124.6 in.

Wheelbase

Wheelbase
111.2 in.
206.5 in.

Length, Overall

Length, Overall
186.8 in.
74.8 in.

Width, Max w/o mirrors

Width, Max w/o mirrors
72.5 in.
58.9 in.

Height, Overall

Height, Overall
55.3 in.
63 in.

Track Width, Front

Track Width, Front
61.6 in.
63.2 in.

Track Width, Rear

Track Width, Rear
60.9 in.
5 in.

Trunk Volume

Trunk Volume
13 ft³.
18.7 ft³.

Seventh Gear Ratio (:1)

Seventh Gear Ratio (:1)
0.84
0.86

Eighth Gear Ratio (:1)

Eighth Gear Ratio (:1)
0.67
0.72

Model Group

Model Group
S4
S-Class

Vehicle Segment

Vehicle Segment
Luxury Sport
Luxury High

Vehicle Type

Vehicle Type
Sedan
Sedan

Engine Displacement Units

Engine Displacement Units
3.0
3.0

Engine Camshaft

Engine Camshaft
DOHC
DOHC

Engine Block Type

Engine Block Type
aluminum
aluminum

Engine Cylinder Count

Engine Cylinder Count
6
6

Engine Valve Count

Engine Valve Count
4
4