The Comparative Analysis :
Rolls-Royce Cullinan 6.8 V12 Automatic (19 - ..) vs. Mercedes GLS 400 d 4MATIC 9G-TRONIC (19 - ..)
€ 315,400

€ 90,400

€ 315,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 90,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Rolls-Royce Cullinan 6.8 V12 is considerably bigger in every dimension. It's 5.3 inches longer, 8.2 inches wider and 0.5 inches taller than the Mercedes GLS 400 d.
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 400 d
72.2
85.2
93.1
71.8
77
84.9
85.2 in
Width
77 in
93.1 in
Width Incl. Mirrors
84.9 in
72.2 in
Height
71.8 in
129.7
210.3
123.4
205
210.3 in
Length
205 in
129.7 in
Wheelbase
123.4 in
Vehicle Weight
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 400 d
5864 lb
Curb Weight
5490 lb
7716 lb
Gross Vehicle
Weight
Weight
7165 lb

Weight Difference:
375 lb
6.39 %

General
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 400 d
Cullinan
Generation
X167
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Premium Unleaded
Fuel Type
Diesel

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

8-speed automatic transmission
Transmission
9-speed automatic transmission
Engine
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 400 d
12-cylinder mild hybrid gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz OM 656
Engine Code
OM 656.929

4
Valves
4
12
Cylinders
6
6.7 L / 328 cu in
Displacement
2.9 L / 142 cu in
563 hp
at 5000 rpm
Power
325 hp
at 3600 rpm
Rolls-Royce Cullinan 6.8 V12
563 hp
325 hp
Mercedes GLS 400 d
627 lb‑ft
at 1600 rpm
Max. Torque
516 lb‑ft
at 1200 rpm
Rolls-Royce Cullinan 6.8 V12
627 lb‑ft
516 lb‑ft
Mercedes GLS 400 d
Performance
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 400 d
155 mph
Maximum Speed
148 mph
5.2 sec
Acceleration 0 to 62 mph
6.3 sec
62 mph
62
mph
mph
236 ft
0.000 sec

Rolls-Royce Cullinan 6.8 V12
62 mph
62
mph
mph
289 ft
0.000 sec

Mercedes GLS 400 d
▶ REPLAY
10.42 lb/hp
Weight-to-Power Ratio
16.89 lb/hp
Rolls-Royce Cullinan 6.8 V12
10.42 lb/hp
16.89 lb/hp
Mercedes GLS 400 d
Fuel Economy / Emissions
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 400 d
Fuel Economy
16 mpg
combined
31 mpg
Rolls-Royce Cullinan 6.8 V12
16 mpg
31 mpg
Mercedes GLS 400 d
11 mpg
city
25 mpg
22 mpg
highway
36 mpg
26.4 gal
Fuel Tank Capacity
23.8 gal
414 mi
Range
736 mi
Rolls-Royce Cullinan 6.8 V12
414 mi
736 mi
Mercedes GLS 400 d
Environmental Impact
284.2 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).
156.4 kWh
Rolls-Royce Cullinan 6.8 V12
284.2 kWh
156.4 kWh
Mercedes GLS 400 d
Euro 6d-TEMP-EVAP-ISC (WLTP) 36CH, 36CI, 36DG
Emission Standard
Euro 6d-ISC
549 g/mi (NEFZ)
CO2 Emissions
367 g/mi (WLTP)
Practical Convenience
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 400 d
4
Doors
5
5
No. of Seats
7
1852 lb
Maximum Payload
1676 lb
15.7 cu ft
Trunk Volume
10.1 cu ft










54.7 cu ft
Cargo Volume (Seats Down)
68 cu ft