The Comparative Analysis :

Mercedes S 450 4MATIC 7G-TRONIC (06 - 09) vs. Cadillac CT6 3.0 V6 AWD AT8 (16 - 18)

€ 87,500
Mercedes S 450 4MATIC 7G-TRONIC (06 - 09) Mercedes S 450
€ 73,500
 Cadillac CT6 3.0 V6 AWD AT8 (16 - 18) Cadillac CT6 3.0 V6
€ 87,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 73,500

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of these vehicles differ slightly. Both cars are the same height, but the Mercedes S 450 is 4.1 inches shorter and 0.4 inches narrower.
Mercedes S 450
Cadillac CT6 3.0 V6
58
Blueprint Mercedes S 450 4MATIC 7G-TRONIC (06 - 09)
73.7
83.5
58
Blueprint Cadillac CT6 3.0 V6 AWD AT8 (16 - 18)
74
81.9
73.7 in
Width
74 in
83.5 in
Width Incl. Mirrors
81.9 in
58 in
Height
58 in
Blueprint Mercedes S 450 4MATIC 7G-TRONIC (06 - 09)
119.5
200
Blueprint Cadillac CT6 3.0 V6 AWD AT8 (16 - 18)
122.4
204.1
200 in
Length
204.1 in
119.5 in
Wheelbase
122.4 in

Vehicle Weight

Mercedes S 450
Cadillac CT6 3.0 V6
4431 lb
Curb Weight
4142 lb
5776 lb
Gross Vehicle
Weight
5401 lb
Mercedes S 450 4MATIC 7G-TRONIC (06 - 09)
Weight Difference:
289 lb
6.52 %
Cadillac CT6 3.0 V6 AWD AT8 (16 - 18)

General

Mercedes S 450
Cadillac CT6 3.0 V6
W221
Generation
CT6
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
7-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

Mercedes S 450
Cadillac CT6 3.0 V6
V8 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
V6 gasoline engine with two tur­bo­chargers (bi­turbo)
Mercedes-Benz M 273
Engine Series
GM 3.0L Twin Turbo V6
M 273.924
Engine Code
LGW
4
Valves
4
8
Cylinders
6
4.7 L / 230 cu in
Displacement
3 L / 147 cu in
335 hp
at 6000 rpm
Power
411 hp
at 5700 rpm
Mercedes S 450
335 hp
411 hp
Cadillac CT6 3.0 V6
339 lb‑ft
at 2700 rpm
Max. Torque
409 lb‑ft
at 2500 rpm
Mercedes S 450
339 lb‑ft
409 lb‑ft
Cadillac CT6 3.0 V6

Performance

Mercedes S 450
Cadillac CT6 3.0 V6
155 mph
Maximum Speed
149 mph
5.9 sec
Acceleration 0 to 62 mph
5.7 sec
62 mph 62
mph

269 ft
0.000 sec

Mercedes S 450

62 mph 62
mph

259 ft
0.000 sec

Cadillac CT6 3.0 V6

▶ REPLAY
13.23 lb/hp
Weight-to-Power Ratio
10.08 lb/hp
Mercedes S 450
13.23 lb/hp
10.08 lb/hp
Cadillac CT6 3.0 V6

Fuel Economy / Emissions

Mercedes S 450
Cadillac CT6 3.0 V6
Fuel Economy
20 mpg
combined
25 mpg
Mercedes S 450
20 mpg
25 mpg
Cadillac CT6 3.0 V6
14 mpg
city
18 mpg
28 mpg
highway
No data
Kraftstoffanzeige
23.8 gal
Fuel Tank Capacity
19.3 gal
Kraftstoffanzeige
482 mi
Range
472 mi
Mercedes S 450
482 mi
472 mi
Cadillac CT6 3.0 V6
Environmental Impact
219.8 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).
181.9 kWh
Mercedes S 450
219.8 kWh
181.9 kWh
Cadillac CT6 3.0 V6
Euro 4 III
Emission Standard
Euro 6b (NEFZ)
446 g/mi (NEFZ)
CO2 Emissions
351 g/mi (NEFZ)

Practical Convenience

Mercedes S 450
Cadillac CT6 3.0 V6
4
Doors
4
5
No. of Seats
5
1345 lb
Maximum Payload
1259 lb
15.9 cu ft
Trunk Volume
12.3 cu ft
No data
Cargo Volume (Seats Down)
No data