The Comparative Analysis :
Cadillac CT6 3.0 V6 AWD AT8 (16 - 18) vs. Mercedes S 63 AMG SPEEDSHIFT MCT (10 - 13)
€ 73,500

€ 145,100

€ 73,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 145,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The Cadillac CT6 3.0 V6 is 2.8 inches longer, 0.4 inches wider and 0.5 inches lower than the Mercedes S 63 AMG.
Cadillac CT6 3.0 V6
Mercedes S 63 AMG
58
74
81.9
58.5
73.7
83.5
74 in
Width
73.7 in
81.9 in
Width Incl. Mirrors
83.5 in
58 in
Height
58.5 in
122.4
204.1
119.5
201.3
204.1 in
Length
201.3 in
122.4 in
Wheelbase
119.5 in
Vehicle Weight
Cadillac CT6 3.0 V6
Mercedes S 63 AMG
4142 lb
Curb Weight
4674 lb
5401 lb
Gross Vehicle
Weight
Weight
5886 lb

Weight Difference:
531 lb
11.36 %

General
Cadillac CT6 3.0 V6
Mercedes S 63 AMG
CT6
Generation
W221
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Cadillac CT6 3.0 V6
Mercedes S 63 AMG
V6 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
GM 3.0L Twin Turbo V6
Engine Series
Mercedes-Benz M 157
LGW
Engine Code
M 157.980


4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
5.5 L / 269 cu in
411 hp
at 5700 rpm
Power
537 hp
at 5500 rpm
Cadillac CT6 3.0 V6
411 hp
537 hp
Mercedes S 63 AMG
409 lb‑ft
at 2500 rpm
Max. Torque
590 lb‑ft
at 2000 rpm
Cadillac CT6 3.0 V6
409 lb‑ft
590 lb‑ft
Mercedes S 63 AMG
Performance
Cadillac CT6 3.0 V6
Mercedes S 63 AMG
149 mph
Maximum Speed
155 mph
5.7 sec
Acceleration 0 to 62 mph
4.5 sec
62 mph
62
mph
mph
259 ft
0.000 sec

Cadillac CT6 3.0 V6
62 mph
62
mph
mph
207 ft
0.000 sec

Mercedes S 63 AMG
▶ REPLAY
10.08 lb/hp
Weight-to-Power Ratio
8.7 lb/hp
Cadillac CT6 3.0 V6
10.08 lb/hp
8.7 lb/hp
Mercedes S 63 AMG
Fuel Economy / Emissions
Cadillac CT6 3.0 V6
Mercedes S 63 AMG
Fuel Economy
25 mpg
combined
22 mpg
Cadillac CT6 3.0 V6
25 mpg
22 mpg
Mercedes S 63 AMG
18 mpg
city
16 mpg
No data
highway
29 mpg
19.3 gal
Fuel Tank Capacity
23.8 gal
472 mi
Range
533 mi
Cadillac CT6 3.0 V6
472 mi
533 mi
Mercedes S 63 AMG
Environmental Impact
181.9 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).
198.9 kWh
Cadillac CT6 3.0 V6
181.9 kWh
198.9 kWh
Mercedes S 63 AMG
Euro 6b (NEFZ)
Emission Standard
Euro 5
351 g/mi (NEFZ)
CO2 Emissions
393 g/mi (NEFZ)
Practical Convenience
Cadillac CT6 3.0 V6
Mercedes S 63 AMG
4
Doors
4
5
No. of Seats
5
1259 lb
Maximum Payload
1213 lb
12.3 cu ft
Trunk Volume
15.9 cu ft











No data
Cargo Volume (Seats Down)
No data