The Comparative Analysis :
Porsche 911 Carrera Convertible S (17 - 18) vs. Mercedes S 500 Convertible 9G-TRONIC (16 - 17)
€ 135,700

€ 140,500

€ 135,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 140,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 911 Carrera Convertible S is significantly smaller in every dimension. It's 20.8 inches shorter, 3.6 inches narrower and 4.7 inches lower than the Mercedes S 500 Convertible.
Porsche 911 Carrera Convertible S
Mercedes S 500 Convertible
50.8
71.2
77.9
55.6
74.8
83
71.2 in
Width
74.8 in
77.9 in
Width Incl. Mirrors
83 in
50.8 in
Height
55.6 in
96.5
177.1
115.9
197.9
177.1 in
Length
197.9 in
96.5 in
Wheelbase
115.9 in
Vehicle Weight
Porsche 911 Carrera Convertible S
Mercedes S 500 Convertible
3494 lb
Curb Weight
4663 lb
4299 lb
Gross Vehicle
Weight
Weight
5710 lb

Weight Difference:
1168 lb
25.05 %

General
Porsche 911 Carrera Convertible S
Mercedes S 500 Convertible
991
Generation
A217
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed manual transmission
Transmission
9-speed automatic transmission
Engine
Porsche 911 Carrera Convertible S
Mercedes S 500 Convertible
6-cylinder boxer gasoline engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 278
Engine Code
M 278.929

4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4.7 L / 230 cu in
444 hp
at 6500 rpm
Power
449 hp
at 5250 rpm
Porsche 911 Carrera Convertible S
444 hp
449 hp
Mercedes S 500 Convertible
406 lb‑ft
at 2150 rpm
Max. Torque
516 lb‑ft
at 1800 rpm
Porsche 911 Carrera Convertible S
406 lb‑ft
516 lb‑ft
Mercedes S 500 Convertible
Performance
Porsche 911 Carrera Convertible S
Mercedes S 500 Convertible
193 mph
Maximum Speed
155 mph
4.2 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph
62
mph
mph
190 ft
0.000 sec

Porsche 911 Carrera Convertible S
62 mph
62
mph
mph
210 ft
0.000 sec

Mercedes S 500 Convertible
▶ REPLAY
7.87 lb/hp
Weight-to-Power Ratio
10.39 lb/hp
Porsche 911 Carrera Convertible S
7.87 lb/hp
10.39 lb/hp
Mercedes S 500 Convertible
Fuel Economy / Emissions
Porsche 911 Carrera Convertible S
Mercedes S 500 Convertible
Fuel Economy
25 mpg
combined
28 mpg
Porsche 911 Carrera Convertible S
25 mpg
28 mpg
Mercedes S 500 Convertible
18 mpg
city
20 mpg
32 mpg
highway
35 mpg
16.9 gal
Fuel Tank Capacity
21.1 gal
423 mi
Range
585 mi
Porsche 911 Carrera Convertible S
423 mi
585 mi
Mercedes S 500 Convertible
Environmental Impact
178.2 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
161.1 kWh
Porsche 911 Carrera Convertible S
178.2 kWh
161.1 kWh
Mercedes S 500 Convertible
Euro 6c (NEFZ) 36ZA-ZF
Emission Standard
Euro 6b (NEFZ)
344 g/mi (NEFZ)
CO2 Emissions
320 g/mi (NEFZ)
Practical Convenience
Porsche 911 Carrera Convertible S
Mercedes S 500 Convertible
2
Doors
2
4
No. of Seats
4
805 lb
Maximum Payload
1047 lb
4.1 cu ft
Trunk Volume
9.9 cu ft






No data
Cargo Volume (Seats Down)
No data