The Comparative Analysis :
Mercedes GL 500 4MATIC 7G-TRONIC (09 - 12) vs. Mercedes GL 420 CDI 4MATIC 7G-TRONIC (06 - 09)
€ 96,400

€ 85,400

€ 96,400
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
Тhere is barely any difference in dimensions between the two vehicles. Both cars are the same width and height, but the GL 500 is 0.3 cm longer.
GL 500
GL 420 CDI
1840
1920
2130
1840
1920
2130
1920 mm
Width
1920 mm
2130 mm
Width Incl. Mirrors
2130 mm
1840 mm
Height
1840 mm
3075
5099
3075
5096
5099 mm
Length
5096 mm
3075 mm
Wheelbase
3075 mm
Vehicle Weight
GL 500
GL 420 CDI
2445 kg
Kerb Weight
2550 kg
3150 kg
Gross Vehicle
Weight
Weight
3250 kg

Weight Difference:
105 kg
4.12 %

General
GL 500
GL 420 CDI
X164
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

7-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
GL 500
GL 420 CDI
V8 petrol engine (naturally aspirated engine)
Engine Type
V8 diesel engine with turbocharger
Mercedes-Benz M 273
Engine Series
Mercedes-Benz OM 629
M 273.963
Engine Code
OM 629.912


4
Valves
4
8
Cylinders
8
5461 CC
Engine Capacity
3996 CC
383 bhp
at 6000 rpm
Power
302 bhp
at 3600 rpm
GL 500
383 bhp
302 bhp
GL 420 CDI
530 NM
at 2800 rpm
Max. Torque
700 NM
at 2200 rpm
GL 500
530 NM
700 NM
GL 420 CDI
Performance
GL 500
GL 420 CDI
149 mph
Maximum Speed
143 mph
6.5 sec
Acceleration 0 to 62 mph
7.6 sec
62 mph
62
mph
mph
90 m
0.000 sec

GL 500
62 mph
62
mph
mph
106 m
0.000 sec

GL 420 CDI
▶ REPLAY
6.38 kg/bhp
Weight-to-Power Ratio
8.44 kg/bhp
GL 500
6.38 kg/bhp
8.44 kg/bhp
GL 420 CDI
Fuel Economy / Emissions
GL 500
GL 420 CDI
Fuel Economy
21 mpg
combined
24 mpg
GL 500
21 mpg
24 mpg
GL 420 CDI
15 mpg
city
18 mpg
27 mpg
motorway
31 mpg
100 L
Fuel Tank Capacity
100 L
457 mi
Range
536 mi
GL 500
457 mi
536 mi
GL 420 CDI
Environmental Impact
257.7 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
GL 500
257.7 kWh
238.7 kWh
GL 420 CDI
Euro 5
Emission Standard
Euro 4 III
317 g/km (NEFZ)
CO2 Emissions
307 g/km (NEFZ)
Practical Convenience
GL 500
GL 420 CDI
5
Doors
5
5
No. of Seats
5
705 kg
Maximum Payload
700 kg
620 L
Boot Capacity
620 L














2300 L
Boot Capacity (Seats Down)
2300 L