The Comparative Analysis :
Rolls-Royce Cullinan 6.8 V12 Automatic (19 - ..) vs. Mercedes GLS 500 4MATIC 9G-TRONIC (18 - 19)
€ 315,400

€ 102,200

€ 315,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 102,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Rolls-Royce Cullinan 6.8 V12 is 8.3 inches longer, 9.1 inches wider and 0.6 inches lower than the Mercedes GLS 500.
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 500
72.2
85.2
93.1
72.8
76.1
84.3
85.2 in
Width
76.1 in
93.1 in
Width Incl. Mirrors
84.3 in
72.2 in
Height
72.8 in
129.7
210.3
121.1
202
210.3 in
Length
202 in
129.7 in
Wheelbase
121.1 in
Vehicle Weight
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 500
5864 lb
Curb Weight
5390 lb
7716 lb
Gross Vehicle
Weight
Weight
7165 lb

Weight Difference:
474 lb
8.08 %

General
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 500
Cullinan
Generation
X166
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Premium Unleaded
Fuel Type
Mid-Grade Unleaded

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 500
12-cylinder mild hybrid gasoline engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 278
Engine Code
M 278.928

4
Valves
4
12
Cylinders
8
6.7 L / 328 cu in
Displacement
4.7 L / 230 cu in
563 hp
at 5000 rpm
Power
450 hp
at 5250 rpm
Rolls-Royce Cullinan 6.8 V12
563 hp
450 hp
Mercedes GLS 500
627 lb‑ft
at 1600 rpm
Max. Torque
516 lb‑ft
at 1800 rpm
Rolls-Royce Cullinan 6.8 V12
627 lb‑ft
516 lb‑ft
Mercedes GLS 500
Performance
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 500
155 mph
Maximum Speed
155 mph
5.2 sec
Acceleration 0 to 62 mph
5.3 sec
62 mph
62
mph
mph
236 ft
0.000 sec

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

Mercedes GLS 500
▶ REPLAY
10.42 lb/hp
Weight-to-Power Ratio
11.98 lb/hp
Rolls-Royce Cullinan 6.8 V12
10.42 lb/hp
11.98 lb/hp
Mercedes GLS 500
Fuel Economy / Emissions
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 500
Fuel Economy
16 mpg
combined
19 mpg
Rolls-Royce Cullinan 6.8 V12
16 mpg
19 mpg
Mercedes GLS 500
11 mpg
city
14 mpg
22 mpg
highway
26 mpg
26.4 gal
Fuel Tank Capacity
26.4 gal
414 mi
Range
505 mi
Rolls-Royce Cullinan 6.8 V12
414 mi
505 mi
Mercedes GLS 500
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).
233 kWh
Rolls-Royce Cullinan 6.8 V12
284.2 kWh
233 kWh
Mercedes GLS 500
Euro 6d-TEMP-EVAP-ISC (WLTP) 36CH, 36CI, 36DG
Emission Standard
Euro 6
549 g/mi (NEFZ)
CO2 Emissions
484 g/mi (WLTP)
Practical Convenience
Rolls-Royce Cullinan 6.8 V12
Mercedes GLS 500
4
Doors
5
5
No. of Seats
5
1852 lb
Maximum Payload
1775 lb
15.7 cu ft
Trunk Volume
19.3 cu ft













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