Audi S8 vs. Audi S6

VS
Black

Key Specs

Kelley Blue Book Value

Kelley Blue Book Value
$82,070 - $89,407
$58,699 - $63,278

Expert Rating

Expert Rating

Owner Reviews

Owner Reviews
Not Available

Horsepower

Horsepower
605 hp
450 hp

BackUp Camera

BackUp Camera

Engine Type

Engine Type
4.0 TFSI 8 Cylinder 605 HP
4.0 TFSI 8 Cylinder 450 HP

Interior Features

Sun Roof

Sun Roof

Alarm

Alarm

BackUp Camera

BackUp Camera

HeadsUp Display

HeadsUp Display

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

Cruise Control

Cruise Control
Optional

Rear Defrost

Rear Defrost

Premium Sound System

Premium Sound System
Optional

Power Steering

Power Steering

Front Leg Room

Front Leg Room
41.4 in.
41.3 in.

Front Head Room

Front Head Room
37.2 in.
37.2 in.

Rear Leg Room

Rear Leg Room
38.7 in.
37.4 in.

Second Head Room

Second Head Room
38.1 in.
37.8 in.

Trunk Volume

Trunk Volume
14.2 cu. ft.
14.1 cu. ft.

Passengers

Passengers
5
5

Power Driver Seat

Power Driver Seat
Optional

Power Passenger Seat

Power Passenger Seat
Optional

Heated Front Seats

Heated Front Seats
Optional

Heated Rear Seats

Heated Rear Seats
Optional
Optional

Cooled Front Seats

Cooled Front Seats
Optional

Seat Memory

Seat Memory
Optional

Pass Through Rear Seat

Pass Through Rear Seat
Optional

Seat Massage

Seat Massage
Optional

Exterior Features

Hands Free Liftgate

Hands Free Liftgate

Power Folding Mirror

Power Folding Mirror

Rear Spoiler

Rear Spoiler
Optional

Wheelbase

Wheelbase
117.9 in.
114.8 in.

Turning Radius

Turning Radius
40.4 ft.
39 ft.

Length

Length
202.6 in.
194.4 in.

Width

Width
76.7 in.
73.8 in.

Mechanical Specs

Weight

Weight
4685 .lbs
4497 .lbs

Horsepower

Horsepower
605 hp
450 hp

Torque

Torque
517 ft. lbs.
406 ft. lbs.

Turbocharged

Turbocharged

4wheel Disc Brakes

4wheel Disc Brakes

Limited Slip Differential

Limited Slip Differential
Optional

Performance Tires

Performance Tires

Engine Cylinders

Engine Cylinders
8 Cylinders
8 Cylinders

Drivetrain

Drivetrain
All Wheel Drive
All Wheel Drive

Fuel Capacity

Fuel Capacity
21.7 gal.
19.8 gal.

Combined

Combined
7 - 12 mpg
8 - 12 mpg

City

City
14 mpg
16 mpg

Highway

Highway
24 mpg
24 mpg

Active Suspension

Active Suspension

Manual Mode

Manual Mode
Optional

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

Auto Leveling Headlights

Auto Leveling Headlights

Rear Parking Sensors

Rear Parking Sensors

Adaptive Cruise Control

Adaptive Cruise Control
Optional
Optional

Night Vision

Night Vision
Optional

Automated Emergency Braking

Automated Emergency Braking

Blind Spot Monitor

Blind Spot Monitor

Lane Keeping Assist

Lane Keeping Assist
Optional
Optional

Lane Departure Warning

Lane Departure Warning
Optional
Optional

Cross Traffic Alert

Cross Traffic Alert

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 S8 plus
Audi S6

Body Style

Body Style
quattro Sedan
quattro Sedan

Drivetrain

Drivetrain
All Wheel Drive
All Wheel Drive

EPA Classification

EPA Classification
Mid-Size Cars
Mid-Size Cars

Passenger Capacity

Passenger Capacity
5
5

Passenger Volume

Passenger Volume
115.1 ft³.
98 ft³.

Base Curb Weight

Base Curb Weight
4685 lbs.
4497 lbs.

Fuel Economy Est-Combined

Fuel Economy Est-Combined
18 mpg.
18 mpg.

EPA Fuel Economy Est - City

EPA Fuel Economy Est - City
14 mpg.
16 mpg.

EPA Fuel Economy Est - Hwy

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

Engine Type

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

Displacement

Displacement
4.0 L/244
4.0 L/244

Fuel System

Fuel System
Gasoline Direct Injection
Gasoline Direct Injection

Trans Type

Trans Type
8
7

Trans Description Cont.

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

First Gear Ratio (:1)

First Gear Ratio (:1)
4.71
3.69

Second Gear Ratio (:1)

Second Gear Ratio (:1)
3.14
2.15

Third Gear Ratio (:1)

Third Gear Ratio (:1)
2.11
1.41

Fourth Gear Ratio (:1)

Fourth Gear Ratio (:1)
1.67
1.02

Fifth Gear Ratio (:1)

Fifth Gear Ratio (:1)
1.28
0.79

Sixth Gear Ratio (:1)

Sixth Gear Ratio (:1)
1.00
0.62

Reverse Ratio (:1)

Reverse Ratio (:1)
3.32
2.94

Final Drive Axle Ratio (:1)

Final Drive Axle Ratio (:1)
3.20
4.09

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

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

Maximum Alternator Capacity (amps)

Maximum Alternator Capacity (amps)
190
210

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
P275/35YR21
P255/35YR20

Rear Tire Size

Rear Tire Size
P275/35YR21
P255/35YR20

Spare Tire Size

Spare Tire Size
Compact
Compact

Front Wheel Size

Front Wheel Size
21 X 9 in.
20 - 20 X 8.5 in.

Rear Wheel Size

Rear Wheel Size
21 X 9 in.
20 - 20 X 8.5 in.

Spare Wheel Size

Spare Wheel Size
Compact in.
Compact in.

Front Wheel Material

Front Wheel Material
Aluminum
Aluminum

Rear Wheel Material

Rear Wheel Material
Aluminum
Aluminum

Spare Wheel Material

Spare Wheel Material
Aluminum
Steel

Steering Type

Steering Type
Rack-Pinion
Rack-Pinion

Turning Diameter - Curb to Curb

Turning Diameter - Curb to Curb
40.4 ft.
39 ft.

Brake Type

Brake Type
4-Wheel Disc
4-Wheel Disc

Brake ABS System

Brake ABS System
4-Wheel
4-Wheel

Disc - Front

Disc - Front
Yes
Yes

Disc - Rear

Disc - Rear
Yes
Yes

Front Brake Rotor Diam x Thickness

Front Brake Rotor Diam x Thickness
15.7 in.
15.7 in.

Rear Brake Rotor Diam x Thickness

Rear Brake Rotor Diam x Thickness
14 - 14.6 in.
14 in.

Fuel Tank Capacity, Approx

Fuel Tank Capacity, Approx
21.7 gal.
19.8 gal.

Front Head Room

Front Head Room
37.2 in.
37.2 in.

Front Leg Room

Front Leg Room
41.4 in.
41.3 in.

Front Shoulder Room

Front Shoulder Room
59.1 in.
57.5 in.

Second Head Room

Second Head Room
38.1 in.
37.8 in.

Second Leg Room

Second Leg Room
38.7 in.
37.4 in.

Second Shoulder Room

Second Shoulder Room
57.8 in.
56.3 in.

Wheelbase

Wheelbase
117.9 in.
114.8 in.

Length, Overall

Length, Overall
202.6 in.
194.4 in.

Width, Max w/o mirrors

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

Height, Overall

Height, Overall
57.4 in.
56.8 in.

Track Width, Front

Track Width, Front
64.3 in.
63.6 in.

Track Width, Rear

Track Width, Rear
63.9 in.
63.2 in.

Trunk Volume

Trunk Volume
14.2 ft³.
14.1 ft³.

Seventh Gear Ratio (:1)

Seventh Gear Ratio (:1)
0.84
0.52

Eighth Gear Ratio (:1)

Eighth Gear Ratio (:1)
0.67
S6

Model Group

Model Group
S8
Luxury Sport

Vehicle Segment

Vehicle Segment
Luxury Sport
Sedan

Vehicle Type

Vehicle Type
Sedan
4.0

Engine Displacement Units

Engine Displacement Units
4.0
DOHC

Engine Camshaft

Engine Camshaft
DOHC
aluminum

Engine Block Type

Engine Block Type
aluminum
8

Engine Cylinder Count

Engine Cylinder Count
8
4