BMW M3 vs. Audi S8

Alpine White
VS
Front passenger 3/4 w/ wheels turned.

Key Specs

Kelley Blue Book Value

Kelley Blue Book Value
$66,729 - $71,602
$88,458 - $95,727

Expert Rating

Expert Rating

Owner Reviews

Owner Reviews

Horsepower

Horsepower
425 hp
605 hp

Bluetooth

Bluetooth
Optional
Not Available

Engine Type

Engine Type
3.0L Inline 6
COMPETITION PACKAGE
4.0 TFSI 8 Cylinder 605 HP

Interior Features

Sun Roof

Sun Roof
Optional
Not Available

HeadsUp Display

HeadsUp Display
Optional
Not Available

Heated Steering Wheel

Heated Steering Wheel
Optional
Optional

Premium Sound System

Premium Sound System
Not Available
Optional

Automatic Parking

Automatic Parking
Optional
Not Available

Front Leg Room

Front Leg Room
42 in.
41.4 in.

Front Head Room

Front Head Room
40.3 in.
37.2 in.

Rear Leg Room

Rear Leg Room
35.1 in.
38.7 in.

Second Head Room

Second Head Room
37.7 in.
38.1 in.

Trunk Volume

Trunk Volume
12 cu. ft.
14.2 cu. ft.

Bluetooth

Bluetooth
Optional
Not Available

MP3 Player

MP3 Player
Optional
Not Available

WiFi Hotspot

WiFi Hotspot
Optional
Not Available

Smart Device Integration

Smart Device Integration
Optional
Not Available

Passengers

Passengers
5
5

Heated Rear Seats

Heated Rear Seats
Optional
Optional

Pass Through Rear Seat

Pass Through Rear Seat
Not Available
Optional

Driver Lumbar

Driver Lumbar
Optional
Not Available

Exterior Features

Rear Spoiler

Rear Spoiler
Not Available
Optional

Tire Width

Tire Width

Wheelbase

Wheelbase
110.7 in.
117.9 in.

Turning Radius

Turning Radius
40 ft.
40.4 ft.

Length

Length
184.5 in.
202.6 in.

Width

Width
73.9 in.
76.7 in.

Mechanical Specs

Weight

Weight
3540 - 3595 .lbs
4685 .lbs

Horsepower

Horsepower
425 - 444 hp
605 hp

Torque

Torque
406 ft. lbs.
517 ft. lbs.

Turbocharged

Turbocharged
Optional
Not Available

Performance Tires

Performance Tires
Optional
Not Available

Fuel Capacity

Fuel Capacity
15.9 gal.
21.7 gal.

Combined

Combined
9 - 13 mpg
7 - 12 mpg

City

City
17 mpg
14 mpg

Highway

Highway
25 mpg
24 mpg

Active Suspension

Active Suspension
Optional
Not Available

Manual Mode

Manual Mode
Optional
Optional

Safety Features

Rear Parking Sensors

Rear Parking Sensors
Optional
Not Available

Adaptive Cruise Control

Adaptive Cruise Control
Not Available
Optional

Night Vision

Night Vision
Not Available
Optional

Blind Spot Monitor

Blind Spot Monitor
Optional
Not Available

Lane Keeping Assist

Lane Keeping Assist
Not Available
Optional

Lane Departure Warning

Lane Departure Warning
Optional
Optional

Tech Specs

Vehicle Name

Vehicle Name
BMW M3
Audi S8 plus

Body Style

Body Style
Sedan
quattro Sedan

Drivetrain

Drivetrain
Rear Wheel Drive
All Wheel Drive

EPA Classification

EPA Classification
Compact Cars
Mid-Size Cars

Passenger Capacity

Passenger Capacity
5
5

Base Curb Weight

Base Curb Weight
3540 - 3595 lbs.
4685 lbs.

Fuel Economy Est-Combined

Fuel Economy Est-Combined
20 mpg.
18 mpg.

EPA Fuel Economy Est - City

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

EPA Fuel Economy Est - Hwy

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

Engine Order Code

Engine Order Code
_BC02_ - _BC03_
Not Available

Engine Type

Engine Type
Twin Turbo Premium Unleaded I-6
Twin Turbo Premium Unleaded V-8

Displacement

Displacement
3.0 L/182
4.0 L/244

Fuel System

Fuel System
Gasoline Direct Injection
Gasoline Direct Injection

Trans Order Code

Trans Order Code
2MK, ZMT, _6MT02, _DCT01
Not Available

Trans Type

Trans Type
6 - 7
8

Trans Description Cont.

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

First Gear Ratio (:1)

First Gear Ratio (:1)
4.11 - 4.81
4.71

Second Gear Ratio (:1)

Second Gear Ratio (:1)
2.32 - 2.59
3.14

Third Gear Ratio (:1)

Third Gear Ratio (:1)
1.54 - 1.70
2.11

Fourth Gear Ratio (:1)

Fourth Gear Ratio (:1)
1.18 - 1.28
1.67

Fifth Gear Ratio (:1)

Fifth Gear Ratio (:1)
1.00
1.28

Sixth Gear Ratio (:1)

Sixth Gear Ratio (:1)
0.84 - 0.85
1.00

Reverse Ratio (:1)

Reverse Ratio (:1)
3.73 - 4.17
3.32

Final Drive Axle Ratio (:1)

Final Drive Axle Ratio (:1)
3.46
3.20

Cold Cranking Amps @ 0° F (Primary)

Cold Cranking Amps @ 0° F (Primary)
900
Not Available

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

Tons/yr of CO2 Emissions @ 15K mi/year
8.8 - 8.9
9.8

Maximum Alternator Capacity (amps)

Maximum Alternator Capacity (amps)
210
190

Suspension Type - Front

Suspension Type - Front
Strut
Multi-Link

Suspension Type - Rear

Suspension Type - Rear
Multi-Link
Multi-Link

Suspension Type - Front (Cont.)

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

Suspension Type - Rear (Cont.)

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

Front Tire Size

Front Tire Size
P255/35YR19, P255/40YR18, P265/30YR20
P275/35YR21

Rear Tire Size

Rear Tire Size
P275/35YR19, P275/40YR18, P285/30YR20
P275/35YR21

Front Wheel Size

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

Rear Wheel Size

Rear Wheel Size
18 X 10 - 20 X 10 in.
21 X 9 in.

Front Wheel Material

Front Wheel Material
Aluminum - Forged Aluminum
Aluminum

Rear Wheel Material

Rear Wheel Material
Aluminum - Forged Aluminum
Aluminum

Steering Type

Steering Type
Rack-Pinion
Rack-Pinion

Turning Diameter - Curb to Curb

Turning Diameter - Curb to Curb
40 ft.
40.4 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 - 15.7 in.
15.7 in.

Rear Brake Rotor Diam x Thickness

Rear Brake Rotor Diam x Thickness
14.6 - 15 in.
14 - 14.6 in.

Fuel Tank Capacity, Approx

Fuel Tank Capacity, Approx
15.9 gal.
21.7 gal.

Front Head Room

Front Head Room
40.3 in.
37.2 in.

Front Leg Room

Front Leg Room
42 in.
41.4 in.

Front Shoulder Room

Front Shoulder Room
55.1 in.
59.1 in.

Second Head Room

Second Head Room
37.7 in.
38.1 in.

Second Leg Room

Second Leg Room
35.1 in.
38.7 in.

Second Shoulder Room

Second Shoulder Room
55.1 in.
57.8 in.

Wheelbase

Wheelbase
110.7 in.
117.9 in.

Length, Overall

Length, Overall
184.5 in.
202.6 in.

Width, Max w/o mirrors

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

Height, Overall

Height, Overall
56.1 in.
57.4 in.

Track Width, Front

Track Width, Front
62.2 in.
64.3 in.

Track Width, Rear

Track Width, Rear
63.1 in.
63.9 in.

Trunk Volume

Trunk Volume
12 ft³.
14.2 ft³.

Seventh Gear Ratio (:1)

Seventh Gear Ratio (:1)
0.67
0.84

Model Group

Model Group
3 Series
S8

Vehicle Segment

Vehicle Segment
Luxury Sport
Luxury Sport

Vehicle Type

Vehicle Type
Sedan
Sedan

Engine Displacement Units

Engine Displacement Units
3.0
4.0

Engine Camshaft

Engine Camshaft
DOHC
DOHC

Engine Block Type

Engine Block Type
aluminum
aluminum

Engine Cylinder Count

Engine Cylinder Count
6
8

Engine Valve Count

Engine Valve Count
4
4