Audi S6 vs. Mercedes-Benz CLS-Class

 Black
VS
 Black

Key Specs

Kelley Blue Book Value

Kelley Blue Book
$71,900
$75,150 - $77,650

Expert Rating

Expert Rating

Owner Reviews

Owner Reviews
Not Available
4.75 / 5
4 Reviews

Horsepower

Horsepower
450 hp
402 hp

Bluetooth

Bluetooth

BackUp Camera

BackUp Camera
Optional

Engine Type

Engine Type
4.0 TFSI 8 Cylinder 450 HP
4.7L Bi

Interior Features

Sun Roof

Sun Roof

Alarm

Alarm

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
Optional

Power Windows

Power Windows

Rear Defrost

Rear Defrost

Premium Sound System

Premium Sound System
Optional

Power Steering

Power Steering
Optional

Front Leg Room

Front Leg Room
41.3 in.
42.1 in.

Front Head Room

Front Head Room
37.2 in.
36.9 in.

Rear Leg Room

Rear Leg Room
37.4 in.
35 in.

Second Head Room

Second Head Room
37.8 in.
36.1 in.

Trunk Volume

Trunk Volume
14.1 cu. ft.
15.3 cu. ft.

Bluetooth

Bluetooth

MP3 Player

MP3 Player

Satellite Radio

Satellite Radio

WiFi Hotspot

WiFi Hotspot

Smart Device Integration

Smart Device Integration

AUX Input

AUX Input

Climate Control

Climate Control

AC

AC

Dual Zone

Dual Zone

Navigation System

Navigation System

Standard Seat

Standard Seat

Passengers

Passengers
5
4

Power Driver Seat

Power Driver Seat
Optional
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
Optional

Driver Lumbar

Driver Lumbar

Exterior Features

Standard Wheels

Standard Wheels

Power Folding Mirror

Power Folding Mirror
Optional

Rear Spoiler

Rear Spoiler
Optional

Tire Width

Tire Width
P255/35YR20
P255/35ZR19 - P255/40ZR18

Wheelbase

Wheelbase
114.8 in.
113.1 in.

Turning Radius

Turning Radius
39 ft.
37 ft.

Length

Length
194.4 in.
195 in.

Width

Width
73.8 in.
74.1 in.

Mechanical Specs

Weight

Weight
4497 lbs.
4233 - 4376 lbs.

Horsepower

Horsepower
450 hp
402 hp

Torque

Torque
406 ft. lbs.
443 ft. lbs.

Turbocharged

Turbocharged

4wheel Disc Brakes

4wheel Disc Brakes

Limited Slip Differential

Limited Slip Differential
Optional
Optional

Performance Tires

Performance Tires
8 Cylinders

Engine Cylinders

Engine Cylinders
8 Cylinders

Fuel Capacity

Fuel Capacity
19.8 gal.
21.1 gal.

Combined

Combined
20 mpg
21 - 22 mpg

City

City
16 mpg
17 - 18 mpg

Highway

Highway
24 mpg
25 - 26 mpg

Active Suspension

Active Suspension

Air Suspension

Air Suspension

Manual Mode

Manual Mode

Safety Features

Spare Tire

Spare Tire
Temporary 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

Rear Parking Sensors

Rear Parking Sensors
Optional

Automated Emergency Braking

Automated Emergency Braking
Optional

Blind Spot Monitor

Blind Spot Monitor
Optional

Lane Keeping Assist

Lane Keeping Assist
Optional
Optional

Lane Departure Warning

Lane Departure Warning
Optional
Optional

Driver Airbag

Driver Airbag

Passenger Airbag

Passenger Airbag

Front Side Airbag

Front Side Airbag
Optional
Optional

Rear Side Airbag

Rear Side Airbag
Optional
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 S6
Mercedes-Benz CLS

Body Style

Body Style
quattro Sedan
4MATIC - Sedan

Drivetrain

Drivetrain
All Wheel Drive
All Wheel Drive - Rear Wheel Drive

EPA Classification

EPA Classification
Mid-Size Cars
Compact Cars

Passenger Capacity

Passenger Capacity
5
4

Passenger Volume

Passenger Volume
98 ft³.
104.3 ft³.

Base Curb Weight

Base Curb Weight
4497 lbs.
4233 - 4376 lbs.

Fuel Economy Est-Combined

Fuel Economy Est-Combined
18 mpg.
20 - 21 mpg.

EPA Fuel Economy Est - City

EPA Fuel Economy Est - City
16 mpg.
17 - 18 mpg.

EPA Fuel Economy Est - Hwy

EPA Fuel Economy Est - Hwy
24 mpg.
25 - 26 mpg.

Engine Type

Engine Type
Twin Turbo Premium Unleaded V-8
Twin Turbo Premium Unleaded V-8

Displacement

Displacement
4.0 L/244
4.7 L/285

Fuel System

Fuel System
Gasoline Direct Injection
Gasoline Direct Injection

Trans Type

Trans Type
7
9

Trans Description Cont.

Trans Description Cont.
Auto-Shift Manual w/OD
Automatic w/OD

First Gear Ratio (:1)

First Gear Ratio (:1)
3.69
5.50

Second Gear Ratio (:1)

Second Gear Ratio (:1)
2.15
3.33

Third Gear Ratio (:1)

Third Gear Ratio (:1)
1.41
2.31

Fourth Gear Ratio (:1)

Fourth Gear Ratio (:1)
1.02
1.66

Fifth Gear Ratio (:1)

Fifth Gear Ratio (:1)
0.79
1.21

Sixth Gear Ratio (:1)

Sixth Gear Ratio (:1)
0.62
1.00

Reverse Ratio (:1)

Reverse Ratio (:1)
2.94
4.93

Final Drive Axle Ratio (:1)

Final Drive Axle Ratio (:1)
4.09
2.47

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

Tons/yr of CO2 Emissions @ 15K mi/year
9.8
8.4 - 8.8

Maximum Alternator Capacity (amps)

Maximum Alternator Capacity (amps)
210
180

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 Size

Front Tire Size
P255/35YR20
811

Rear Tire Size

Rear Tire Size
P255/35YR20
P255/35ZR19 - P255/40ZR18

Spare Tire Size

Spare Tire Size
Compact
P285/30ZR19 - P285/35ZR18

Front Wheel Size

Front Wheel Size
20 - 20 X 8.5 in.
Compact

Rear Wheel Size

Rear Wheel Size
20 - 20 X 8.5 in.
18 X 8.5 - 19 X 9 in.

Spare Wheel Size

Spare Wheel Size
Compact in.
18 X 9.5 - 19 X 10 in.

Front Wheel Material

Front Wheel Material
Aluminum
Compact in.

Rear Wheel Material

Rear Wheel Material
Aluminum
Aluminum

Spare Wheel Material

Spare Wheel Material
Steel
Aluminum

Steering Type

Steering Type
Rack-Pinion
Steel

Turning Diameter - Curb to Curb

Turning Diameter - Curb to Curb
39 ft.
Rack-Pinion

Brake Type

Brake Type
4-Wheel Disc
37 ft.

Brake ABS System

Brake ABS System
4-Wheel
4-Wheel Disc

Disc - Front

Disc - Front
Yes
4-Wheel

Disc - Rear

Disc - Rear
Yes
Yes

Front Brake Rotor Diam x Thickness

Front Brake Rotor Diam x Thickness
15.7 in.
Yes

Rear Brake Rotor Diam x Thickness

Rear Brake Rotor Diam x Thickness
14 in.
14.2 in.

Fuel Tank Capacity, Approx

Fuel Tank Capacity, Approx
19.8 gal.
12.6 in.

Front Head Room

Front Head Room
37.2 in.
21.1 gal.

Front Leg Room

Front Leg Room
41.3 in.
36.9 in.

Front Shoulder Room

Front Shoulder Room
57.5 in.
42.1 in.

Second Head Room

Second Head Room
37.8 in.
57.1 in.

Second Leg Room

Second Leg Room
37.4 in.
58 in.

Second Shoulder Room

Second Shoulder Room
56.3 in.
36.1 in.

Wheelbase

Wheelbase
114.8 in.
35 in.

Length, Overall

Length, Overall
194.4 in.
56.5 in.

Width, Max w/o mirrors

Width, Max w/o mirrors
73.8 in.
57.6 in.

Height, Overall

Height, Overall
56.8 in.
113.1 in.

Track Width, Front

Track Width, Front
63.6 in.
195 in.

Track Width, Rear

Track Width, Rear
63.2 in.
74.1 in.

Trunk Volume

Trunk Volume
14.1 ft³.
55.9 in.

Seventh Gear Ratio (:1)

Seventh Gear Ratio (:1)
0.52
62.9 in.

Model Group

Model Group
S6
64.1 in.

Vehicle Segment

Vehicle Segment
Luxury Sport
15.3 ft³.

Vehicle Type

Vehicle Type
Sedan
0.86

Engine Displacement Units

Engine Displacement Units
4.0
0.72

Engine Camshaft

Engine Camshaft
DOHC
CLS

Engine Block Type

Engine Block Type
aluminum
Luxury High

Engine Cylinder Count

Engine Cylinder Count
8
Sedan

Engine Valve Count

Engine Valve Count
4
4.7