The Comparative Analysis :
Mercedes GLS 400 4MATIC 9G-TRONIC (15 - 19) vs. Mercedes GL 420 CDI 4MATIC 7G-TRONIC (06 - 09)
€ 81,600

€ 85,400

€ 81,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 85,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The GLS 400 is a little bigger in every dimension. It's 3.4 cm longer, 1.4 cm wider and 1 cm taller than the GL 420 CDI.
GLS 400
GL 420 CDI
1850
1934
2141
1840
1920
2130
1934 mm
Width
1920 mm
2141 mm
Width Incl. Mirrors
2130 mm
1850 mm
Height
1840 mm
3075
5130
3075
5096
5130 mm
Length
5096 mm
3075 mm
Wheelbase
3075 mm
Vehicle Weight
GLS 400
GL 420 CDI
2435 kg
Kerb Weight
2550 kg
3250 kg
Gross Vehicle
Weight
Weight
3250 kg

Weight Difference:
115 kg
4.51 %

General
GLS 400
GL 420 CDI
X166
Generation
X164
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Unleaded (95 RON)
Fuel Type
Diesel

Permanent all-wheel drive
Drive
Permanent all-wheel drive

9-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
GLS 400
GL 420 CDI
V6 petrol engine with two turbochargers (biturbo)
Engine Type
V8 diesel engine with turbocharger
Mercedes-Benz M 276
Engine Series
Mercedes-Benz OM 629
M 276.821
Engine Code
OM 629.912


4
Valves
4
6
Cylinders
8
2996 CC
Engine Capacity
3996 CC
328 bhp
at 5250 rpm
Power
302 bhp
at 3600 rpm
GLS 400
328 bhp
302 bhp
GL 420 CDI
480 NM
at 1600 rpm
Max. Torque
700 NM
at 2200 rpm
GLS 400
480 NM
700 NM
GL 420 CDI
Performance
GLS 400
GL 420 CDI
149 mph
Maximum Speed
143 mph
6.6 sec
Acceleration 0 to 62 mph
7.6 sec
62 mph
62
mph
mph
92 m
0.000 sec

GLS 400
62 mph
62
mph
mph
106 m
0.000 sec

GL 420 CDI
▶ REPLAY
7.42 kg/bhp
Weight-to-Power Ratio
8.44 kg/bhp
GLS 400
7.42 kg/bhp
8.44 kg/bhp
GL 420 CDI
Fuel Economy / Emissions
GLS 400
GL 420 CDI
Fuel Economy
31 mpg
combined
24 mpg
GLS 400
31 mpg
24 mpg
GL 420 CDI
25 mpg
city
18 mpg
36 mpg
motorway
31 mpg
100 L
Fuel Tank Capacity
100 L
675 mi
Range
536 mi
GLS 400
675 mi
536 mi
GL 420 CDI
Environmental Impact
174.3 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).
238.7 kWh
GLS 400
174.3 kWh
238.7 kWh
GL 420 CDI
Euro 6
Emission Standard
Euro 4 III
212 g/km (NEFZ)
CO2 Emissions
307 g/km (NEFZ)
Practical Convenience
GLS 400
GL 420 CDI
5
Doors
5
5
No. of Seats
5
815 kg
Maximum Payload
700 kg
680 L
Boot Capacity
620 L














2300 L
Boot Capacity (Seats Down)
2300 L