The Comparative Analysis :
Mercedes CL 63 AMG SPEEDSHIFT MCT 7G-TRONIC (10 - 14) vs. Porsche 911 GT3 RS (10 - 11)
€ 163,100

€ 150,200

€ 163,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 150,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes CL 63 AMG is significantly bigger in every dimension. It's 25 inches longer, 0.7 inches wider and 5.5 inches taller than the Porsche 911 GT3 RS.
Mercedes CL 63 AMG
Porsche 911 GT3 RS
55.9
73.7
83.9
50.4
72.9
80.8
73.7 in
Width
72.9 in
83.9 in
Width Incl. Mirrors
80.8 in
55.9 in
Height
50.4 in
116.3
200.6
92.7
175.6
200.6 in
Length
175.6 in
116.3 in
Wheelbase
92.7 in
Vehicle Weight
Mercedes CL 63 AMG
Porsche 911 GT3 RS
4707 lb
Curb Weight
3186 lb
5699 lb
Gross Vehicle
Weight
Weight
3704 lb

Weight Difference:
1521 lb
32.31 %

General
Mercedes CL 63 AMG
Porsche 911 GT3 RS
C216
Generation
997
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes CL 63 AMG
Porsche 911 GT3 RS
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer gasoline engine (naturally aspirated engine)
Mercedes-Benz M 157
Engine Series
M 157.980
Engine Code

4
Valves
4
8
Cylinders
6
5.5 L / 269 cu in
Displacement
3.8 L / 186 cu in
537 hp
at 5250 rpm
Power
444 hp
at 7900 rpm
Mercedes CL 63 AMG
537 hp
444 hp
Porsche 911 GT3 RS
590 lb‑ft
at 2000 rpm
Max. Torque
317 lb‑ft
at 6750 rpm
Mercedes CL 63 AMG
590 lb‑ft
317 lb‑ft
Porsche 911 GT3 RS
Performance
Mercedes CL 63 AMG
Porsche 911 GT3 RS
155 mph
Maximum Speed
193 mph
4.5 sec
Acceleration 0 to 62 mph
4 sec
62 mph
62
mph
mph
207 ft
0.000 sec

Mercedes CL 63 AMG
62 mph
62
mph
mph
184 ft
0.000 sec

Porsche 911 GT3 RS
▶ REPLAY
8.77 lb/hp
Weight-to-Power Ratio
7.18 lb/hp
Mercedes CL 63 AMG
8.77 lb/hp
7.18 lb/hp
Porsche 911 GT3 RS
Fuel Economy / Emissions
Mercedes CL 63 AMG
Porsche 911 GT3 RS
Fuel Economy
22 mpg
combined
18 mpg
Mercedes CL 63 AMG
22 mpg
18 mpg
Porsche 911 GT3 RS
16 mpg
city
12 mpg
29 mpg
highway
25 mpg
23.8 gal
Fuel Tank Capacity
17.7 gal
533 mi
Range
316 mi
Mercedes CL 63 AMG
533 mi
316 mi
Porsche 911 GT3 RS
Environmental Impact
198.9 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).
250.1 kWh
Mercedes CL 63 AMG
198.9 kWh
250.1 kWh
Porsche 911 GT3 RS
Euro 5
Emission Standard
Euro 5
393 g/mi (NEFZ)
CO2 Emissions
505 g/mi (NEFZ)
Practical Convenience
Mercedes CL 63 AMG
Porsche 911 GT3 RS
2
Doors
2
4
No. of Seats
4
992 lb
Maximum Payload
518 lb
13.9 cu ft
Trunk Volume
3 cu ft








No data
Cargo Volume (Seats Down)
No data