The Comparative Analysis :

Mercedes GL 500 4MATIC 7G-TRONIC PLUS (12 - 15) vs. Mercedes GL 420 CDI 4MATIC 7G-TRONIC (06 - 09)

€ 96,000
Mercedes GL 500 4MATIC 7G-TRONIC PLUS (12 - 15) GL 500
€ 85,400
 Mercedes GL 420 CDI 4MATIC 7G-TRONIC (06 - 09) GL 420 CDI
€ 96,000
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 GL 500 is a bit bigger in every dimension. It's 0.9 inches longer, 0.6 inches wider and 0.4 inches taller than the GL 420 CDI.
GL 500
GL 420 CDI
72.8
Blueprint Mercedes GL 500 4MATIC 7G-TRONIC PLUS (12 - 15)
76.1
84.3
72.4
Blueprint Mercedes GL 420 CDI 4MATIC 7G-TRONIC (06 - 09)
75.6
83.9
76.1 in
Width
75.6 in
84.3 in
Width Incl. Mirrors
83.9 in
72.8 in
Height
72.4 in
Blueprint Mercedes GL 500 4MATIC 7G-TRONIC PLUS (12 - 15)
121.1
201.6
Blueprint Mercedes GL 420 CDI 4MATIC 7G-TRONIC (06 - 09)
121.1
200.6
201.6 in
Length
200.6 in
121.1 in
Wheelbase
121.1 in

Vehicle Weight

GL 500
GL 420 CDI
5390 lb
Curb Weight
5622 lb
7165 lb
Gross Vehicle
Weight
7165 lb
Mercedes GL 500 4MATIC 7G-TRONIC PLUS (12 - 15)
Weight Difference:
231 lb
4.11 %
Mercedes GL 420 CDI 4MATIC 7G-TRONIC (06 - 09)

General

GL 500
GL 420 CDI
X166
Generation
X164
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Mid-Grade Unleaded
Fuel Type
Diesel
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
7-speed automatic transmission
Transmission
7-speed automatic transmission

Engine

GL 500
GL 420 CDI
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
V8 diesel engine with tur­bo­charger
Mercedes-Benz M 278
Engine Series
Mercedes-Benz OM 629
M 278.928
Engine Code
OM 629.912
4
Valves
4
8
Cylinders
8
4.7 L / 230 cu in
Displacement
4 L / 196 cu in
429 hp
at 5250 rpm
Power
302 hp
at 3600 rpm
GL 500
429 hp
302 hp
GL 420 CDI
516 lb‑ft
at 1800 rpm
Max. Torque
516 lb‑ft
at 2200 rpm
GL 500
516 lb‑ft
516 lb‑ft
GL 420 CDI

Performance

GL 500
GL 420 CDI
155 mph
Maximum Speed
143 mph
5.9 sec
Acceleration 0 to 62 mph
7.6 sec
62 mph 62
mph

269 ft
0.000 sec

GL 500

62 mph 62
mph

348 ft
0.000 sec

GL 420 CDI

▶ REPLAY
12.56 lb/hp
Weight-to-Power Ratio
18.62 lb/hp
GL 500
12.56 lb/hp
18.62 lb/hp
GL 420 CDI

Fuel Economy / Emissions

GL 500
GL 420 CDI
Fuel Economy
21 mpg
combined
20 mpg
GL 500
21 mpg
20 mpg
GL 420 CDI
16 mpg
city
15 mpg
25 mpg
highway
26 mpg
Kraftstoffanzeige
26.4 gal
Fuel Tank Capacity
26.4 gal
Kraftstoffanzeige
550 mi
Range
536 mi
GL 500
550 mi
536 mi
GL 420 CDI
Environmental Impact
214 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).
238.7 kWh
GL 500
214 kWh
238.7 kWh
GL 420 CDI
Euro 5 / Euro 6
Emission Standard
Euro 4 III
422 g/mi (NEFZ)
CO2 Emissions
494 g/mi (NEFZ)

Practical Convenience

GL 500
GL 420 CDI
5
Doors
5
5
No. of Seats
5
1775 lb
Maximum Payload
1543 lb
19.3 cu ft
Trunk Volume
17.6 cu ft
65.1 cu ft
Cargo Volume (Seats Down)
65.1 cu ft