Mercedes-Benz S-Class vs. Porsche 911

Designo Mocha Black Metallic
VS
Carmine Red

Key Specs

MSRP

MSRP
$147,500 - $179,500
Not Available

Expert Rating

Expert Rating
Not Available
Not Available

Owner Reviews

Owner Reviews
4.83 / 5
6 Reviews

Horsepower

Horsepower
603 hp
540 hp

Engine Type

Engine Type
4.0L V8 Biturbo
4.0L Biturbo V8
Twin

Interior Features

Sun Roof

Sun Roof
Not Available
Optional

HeadsUp Display

HeadsUp Display
Optional
Not Available

Keyless Entry

Keyless Entry
Not Available
Optional

Heated Steering Wheel

Heated Steering Wheel
Optional
Optional

Steering Wheel Controls

Steering Wheel Controls
Not Available
Optional

Premium Sound System

Premium Sound System
Optional
Optional

Front Leg Room

Front Leg Room
41.4 - 41.7 in.
Not Available

Front Head Room

Front Head Room
37.7 - 42.1 in.
Not Available

Rear Leg Room

Rear Leg Room
33.4 - 43 in.
Not Available

Second Head Room

Second Head Room
36.7 - 39.2 in.
Not Available

Trunk Volume

Trunk Volume
7 - 18 cu. ft.
Not Available

Entertainment System

Entertainment System
Optional
Not Available

Climate Control

Climate Control
Optional
Not Available

AC

AC
Optional
Not Available

Dual Zone

Dual Zone
Optional
Not Available

Passengers

Passengers
4 - 5
4

Power Driver Seat

Power Driver Seat
Not Available
Optional

Power Passenger Seat

Power Passenger Seat
Not Available
Optional

Heated Front Seats

Heated Front Seats
Not Available
Optional

Heated Rear Seats

Heated Rear Seats
Optional
Not Available

Cooled Front Seats

Cooled Front Seats
Not Available
Optional

Seat Memory

Seat Memory
Optional
Optional

Seat Massage

Seat Massage
Optional
Not Available

Driver Lumbar

Driver Lumbar
Not Available
Optional

Exterior Features

Power Folding Mirror

Power Folding Mirror
Not Available
Optional

Tire Width

Tire Width

Wheelbase

Wheelbase
115.9 - 124.6 in.
96.5 in.

Turning Radius

Turning Radius
40.4 ft.
34.8 ft.

Length

Length
198.9 - 208.2 in.
177.4 in.

Width

Width
75.3 - 75.4 in.
74 in.

Mechanical Specs

Weight

Weight
4564 - 4817 .lbs
3516 - 3671 .lbs

Horsepower

Horsepower
603 hp
540 hp

Torque

Torque
664 ft. lbs.
486 ft. lbs.

Fuel Capacity

Fuel Capacity
20.7 - 24.3 gal.
17.9 gal.

Combined

Combined
16 - 26 mpg
10 - 12 mpg

City

City
15 - 17 mpg
19 mpg

Highway

Highway
24 - 27 mpg
24 mpg

Safety Features

Adaptive Cruise Control

Adaptive Cruise Control
Optional
Optional

Night Vision

Night Vision
Optional
Not Available

Blind Spot Monitor

Blind Spot Monitor
Not Available
Optional

Lane Keeping Assist

Lane Keeping Assist
Optional
Not Available

Lane Departure Warning

Lane Departure Warning
Optional
Not Available

Seatbelt Airbag

Seatbelt Airbag
Optional
Not Available

Tech Specs

Vehicle Name

Vehicle Name
Mercedes-Benz S-Class
Porsche 911

Body Style

Body Style
4MATIC Cabriolet, 4MATIC Coupe, 4MATIC Sedan
Cabriolet - Coupe

Drivetrain

Drivetrain
All Wheel Drive
All Wheel Drive

EPA Classification

EPA Classification
Compact Cars
Minicompact Cars

Passenger Capacity

Passenger Capacity
4 - 5
4

Base Curb Weight

Base Curb Weight
4564 - 4817 lbs.
3516 - 3671 lbs.

Fuel Economy Est-Combined

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

EPA Fuel Economy Est - City

EPA Fuel Economy Est - City
15 - 17 mpg.
19 mpg.

EPA Fuel Economy Est - Hwy

EPA Fuel Economy Est - Hwy
24 - 27 mpg.
24 mpg.

Engine Type

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

Displacement

Displacement
4.0 L/243
3.8 L/232

Fuel System

Fuel System
Gasoline Direct Injection
Gasoline Direct Injection

Trans Order Code

Trans Order Code
421 - 427
250

Trans Type

Trans Type
9
7

Trans Description Cont.

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

First Gear Ratio (:1)

First Gear Ratio (:1)
5.50
3.91

Second Gear Ratio (:1)

Second Gear Ratio (:1)
3.33
2.29

Third Gear Ratio (:1)

Third Gear Ratio (:1)
2.31
1.58

Fourth Gear Ratio (:1)

Fourth Gear Ratio (:1)
1.66
1.18

Fifth Gear Ratio (:1)

Fifth Gear Ratio (:1)
1.21
0.94

Sixth Gear Ratio (:1)

Sixth Gear Ratio (:1)
1.00
0.79

Reverse Ratio (:1)

Reverse Ratio (:1)
4.93
3.54

Final Drive Axle Ratio (:1)

Final Drive Axle Ratio (:1)
2.47
3.44

Cold Cranking Amps @ 0° F (Primary)

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

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

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

Maximum Alternator Capacity (amps)

Maximum Alternator Capacity (amps)
150
120

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 Order Code

Front Tire Order Code
R01
Not Available

Rear Tire Order Code

Rear Tire Order Code
R01
Not Available

Front Tire Size

Front Tire Size
P255/40YR20
P245/35YR20

Rear Tire Size

Rear Tire Size
P285/35YR20
P305/30YR20

Front Wheel Size

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

Rear Wheel Size

Rear Wheel Size
20 X 9.5 in.
20 X 11.5 - 20 X 12 in.

Front Wheel Material

Front Wheel Material
Aluminum - Forged Aluminum
Forged Aluminum

Rear Wheel Material

Rear Wheel Material
Aluminum - Forged Aluminum
Forged Aluminum

Steering Type

Steering Type
Rack-Pinion
Rack-Pinion

Turning Diameter - Curb to Curb

Turning Diameter - Curb to Curb
40.4 ft.
34.8 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
15.4 - 16.5 in.
15 - 16.1 in.

Rear Brake Rotor Diam x Thickness

Rear Brake Rotor Diam x Thickness
14.2 in.
15 - 15.4 in.

Fuel Tank Capacity, Approx

Fuel Tank Capacity, Approx
20.7 - 24.3 gal.
17.9 gal.

Front Head Room

Front Head Room
37.7 - 42.1 in.
Not Available

Front Leg Room

Front Leg Room
41.4 - 41.7 in.
Not Available

Front Shoulder Room

Front Shoulder Room
57 - 59.7 in.
Not Available

Front Hip Room

Front Hip Room
60.6 - 61.2 in.
Not Available

Second Head Room

Second Head Room
36.7 - 39.2 in.
Not Available

Second Leg Room

Second Leg Room
33.4 - 43 in.
Not Available

Second Shoulder Room

Second Shoulder Room
49.5 - 59.1 in.
Not Available

Second Hip Room

Second Hip Room
53.1 - 61.5 in.
Not Available

Wheelbase

Wheelbase
115.9 - 124.6 in.
96.5 in.

Length, Overall

Length, Overall
198.9 - 208.2 in.
177.4 in.

Width, Max w/o mirrors

Width, Max w/o mirrors
75.3 - 75.4 in.
74 in.

Height, Overall

Height, Overall
56 - 59 in.
51 in.

Track Width, Front

Track Width, Front
63 - 64.7 in.
60.7 in.

Track Width, Rear

Track Width, Rear
63.2 - 64.7 in.
62.6 in.

Min Ground Clearance

Min Ground Clearance
4.5 in.
Not Available

Trunk Volume

Trunk Volume
7 - 18 ft³.
Not Available

Seventh Gear Ratio (:1)

Seventh Gear Ratio (:1)
0.86
0.62

Eighth Gear Ratio (:1)

Eighth Gear Ratio (:1)
0.72
Not Available

Model Group

Model Group
S-Class
911

Vehicle Segment

Vehicle Segment
Luxury Sport
Luxury Sport

Vehicle Type

Vehicle Type
Convertible, Coupe, Sedan
Convertible - Coupe

Engine Displacement Units

Engine Displacement Units
4.0
3.8

Engine Camshaft

Engine Camshaft
DOHC
DOHC

Engine Block Type

Engine Block Type
aluminum
aluminum

Engine Cylinder Count

Engine Cylinder Count
8
6

Engine Valve Count

Engine Valve Count
4
4