Audi S5 vs. BMW Z4

 Black
VS
 White

Key Specs

Expert Rating

Expert Rating
Not Available

Owner Reviews

Owner Reviews
Not Available

Horsepower

Horsepower
349 hp
255 hp

Bluetooth

Bluetooth

BackUp Camera

BackUp Camera

Engine Type

Engine Type
3.0L TFSI 6 Cylinder
2.0L 4

Interior Features

Alarm

Alarm

BackUp Camera

BackUp Camera

Keyless Entry

Keyless Entry

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
Optional

Power Steering

Power Steering

Front Leg Room

Front Leg Room
41.3 in.
42.2 in.

Front Head Room

Front Head Room
39 in.
38.9 in.

Trunk Volume

Trunk Volume
11.6 cu. ft.
9.9 cu. ft.

Bluetooth

Bluetooth

MP3 Player

MP3 Player

Satellite Radio

Satellite Radio
Optional

WiFi Hotspot

WiFi Hotspot
Optional
Optional

Smart Device Integration

Smart Device Integration

AUX Input

AUX Input

Climate Control

Climate Control

Dual Zone

Dual Zone

Navigation System

Navigation System
Optional

Passengers

Passengers
4
2

Power Driver Seat

Power Driver Seat

Power Passenger Seat

Power Passenger Seat

Heated Front Seats

Heated Front Seats
Optional

Seat Memory

Seat Memory

Exterior Features

Standard Wheels

Standard Wheels
Aluminum
Aluminum

Tire Width

Tire Width
P245/40HR18 - P265/30YR20
P225/45VR18 - P647.7/40WR18

Wheelbase

Wheelbase
108.8 in.
97.2 in.

Turning Radius

Turning Radius
37.7 ft.
36.1 ft.

Length

Length
184.7 in.
170.7 in.

Width

Width
72.7 in.
73.4 in.

Mechanical Specs

Weight

Weight
3847 lbs.
3287 lbs.

Horsepower

Horsepower
349 hp
255 hp

Torque

Torque
369 ft. lbs.
295 ft. lbs.

Turbocharged

Turbocharged

4wheel Disc Brakes

4wheel Disc Brakes

Limited Slip Differential

Limited Slip Differential
Optional
Optional

Performance Tires

Performance Tires

Engine Cylinders

Engine Cylinders
V6 Cylinder
4 Cylinder

Drivetrain

Drivetrain
All Wheel Drive
Rear Wheel Drive

Fuel Capacity

Fuel Capacity
15.3 gal.
13.7 gal.

Combined

Combined
26 mpg
29 mpg

City

City
21 mpg
25 mpg

Highway

Highway
30 mpg
32 mpg

Active Suspension

Active Suspension
Optional
Optional

Manual Mode

Manual Mode

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

Stability Control

Stability Control

Traction Control

Traction Control

Auto Leveling Headlights

Auto Leveling Headlights

Rear Parking Sensors

Rear Parking Sensors
Optional
Optional

Automated Emergency Braking

Automated Emergency Braking

Blind Spot Monitor

Blind Spot Monitor
Optional

Driver Airbag

Driver Airbag

Passenger Airbag

Passenger Airbag

Front Side Airbag

Front Side Airbag

Passenger Airbag Sensor

Passenger Airbag Sensor

Knee Airbag

Knee Airbag

Tech Specs

Vehicle Name

Vehicle Name
Audi S5 Coupe
BMW Z4

Body Style

Body Style
quattro Coupe
Roadster

Drivetrain

Drivetrain
All Wheel Drive
Rear Wheel Drive

EPA Classification

EPA Classification
Subcompact Cars
Two-Seaters

Passenger Capacity

Passenger Capacity
4
2

Base Curb Weight

Base Curb Weight
3847 lbs.
3287 lbs.

Fuel Economy Est-Combined

Fuel Economy Est-Combined
24 mpg.
28 mpg.

EPA Fuel Economy Est - City

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

EPA Fuel Economy Est - Hwy

EPA Fuel Economy Est - Hwy
30 mpg.
32 mpg.

Engine Type

Engine Type
Intercooled Turbo Premium Unleaded V-6
Intercooled Turbo Premium Unleaded I-4

Displacement

Displacement
3.0 L/183
2.0 L/122

Fuel System

Fuel System
Gasoline Direct Injection
Gasoline Direct Injection

Trans Type

Trans Type
8
8

Trans Description Cont.

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

First Gear Ratio (:1)

First Gear Ratio (:1)
4.71
5.25

Second Gear Ratio (:1)

Second Gear Ratio (:1)
3.14
3.36

Third Gear Ratio (:1)

Third Gear Ratio (:1)
2.11
2.17

Fourth Gear Ratio (:1)

Fourth Gear Ratio (:1)
1.67
1.72

Fifth Gear Ratio (:1)

Fifth Gear Ratio (:1)
1.28
1.32

Sixth Gear Ratio (:1)

Sixth Gear Ratio (:1)
1.00
1.00

Reverse Ratio (:1)

Reverse Ratio (:1)
3.32
3.71

Final Drive Axle Ratio (:1)

Final Drive Axle Ratio (:1)
2.85
3.15

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

Tons/yr of CO2 Emissions @ 15K mi/year
7.3
6.3

Suspension Type - Front

Suspension Type - Front
Multi-Link
Strut

Suspension Type - Rear

Suspension Type - Rear
Multi-Link
Multi-Link

Suspension Type - Front (Cont.)

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

Suspension Type - Rear (Cont.)

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

Front Tire Size

Front Tire Size
P245/40HR18, P245/40YR18, P255/35YR19, P265/30YR20
P225/45VR18, P647.7/35R19, P647.7/40WR18

Rear Tire Size

Rear Tire Size
P245/40HR18, P245/40YR18, P255/35YR19, P265/30YR20
P255/40VR18, P698.5/35R19, P698.5/40WR18

Front Wheel Size

Front Wheel Size
18 X 8.5 - 20 X 9 in.
18 X 8 - 19 X 9 in.

Rear Wheel Size

Rear Wheel Size
18 X 8.5 - 20 X 9 in.
18 X 10 - 19 X 10 in.

Front Wheel Material

Front Wheel Material
Aluminum
Aluminum

Rear Wheel Material

Rear Wheel Material
Aluminum
Aluminum

Steering Type

Steering Type
Rack-Pinion
Rack-Pinion

Turning Diameter - Curb to Curb

Turning Diameter - Curb to Curb
37.7 ft.
36.1 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
13.8 in.
14.6 in.

Rear Brake Rotor Diam x Thickness

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

Fuel Tank Capacity, Approx

Fuel Tank Capacity, Approx
15.3 gal.
13.7 gal.

Front Head Room

Front Head Room
39 in.
38.9 in.

Front Leg Room

Front Leg Room
41.3 in.
42.2 in.

Front Shoulder Room

Front Shoulder Room
55.3 in.
54.3 in.

Wheelbase

Wheelbase
108.8 in.
97.2 in.

Length, Overall

Length, Overall
184.7 in.
170.7 in.

Width, Max w/o mirrors

Width, Max w/o mirrors
72.7 in.
73.4 in.

Height, Overall

Height, Overall
53.9 in.
51.4 in.

Track Width, Front

Track Width, Front
62.5 in.
63.7 in.

Track Width, Rear

Track Width, Rear
61.7 in.
63.5 in.

Trunk Volume

Trunk Volume
11.6 ft³.
9.9 ft³.

Seventh Gear Ratio (:1)

Seventh Gear Ratio (:1)
0.84
0.82

Eighth Gear Ratio (:1)

Eighth Gear Ratio (:1)
0.67
0.64

Model Group

Model Group
S5
Z4

Vehicle Segment

Vehicle Segment
Luxury Sport
Luxury Sport

Vehicle Type

Vehicle Type
Coupe
Convertible

Engine Displacement Units

Engine Displacement Units
3.0
2.0

Engine Camshaft

Engine Camshaft
DOHC
DOHC

Engine Block Type

Engine Block Type
aluminum
aluminum

Engine Cylinder Count

Engine Cylinder Count
6
4

Engine Valve Count

Engine Valve Count
4
4