The Comparative Analysis :
Mercedes GLS 580 4MATIC 9G-TRONIC (19 - ..) vs. Mercedes GL 420 CDI 4MATIC 7G-TRONIC (06 - 09)
€ 109,300

€ 85,400

€ 109,300
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 dimensions of these vehicles differ slightly. The GLS 580 is 4.4 inches longer, 1.4 inches wider and 0.7 inches lower than the GL 420 CDI.
GLS 580
GL 420 CDI
71.8
77
84.9
72.4
75.6
83.9
77 in
Width
75.6 in
84.9 in
Width Incl. Mirrors
83.9 in
71.8 in
Height
72.4 in
123.4
205
121.1
200.6
205 in
Length
200.6 in
123.4 in
Wheelbase
121.1 in
Vehicle Weight
GLS 580
GL 420 CDI
5478 lb
Curb Weight
5622 lb
7165 lb
Gross Vehicle
Weight
Weight
7165 lb

Weight Difference:
143 lb
2.54 %

General
GLS 580
GL 420 CDI
X167
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)

9-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
GLS 580
GL 420 CDI
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 diesel engine with turbocharger
Mercedes-Benz M 176
Engine Series
Mercedes-Benz OM 629
M 176.980
Engine Code
OM 629.912


4
Valves
4
8
Cylinders
8
4 L / 196 cu in
Displacement
4 L / 196 cu in
483 hp
at 3400 rpm
Power
302 hp
at 3600 rpm
GLS 580
483 hp
302 hp
GL 420 CDI
516 lb‑ft
at 2000 rpm
Max. Torque
516 lb‑ft
at 2200 rpm
GLS 580
516 lb‑ft
516 lb‑ft
GL 420 CDI
Performance
GLS 580
GL 420 CDI
155 mph
Maximum Speed
143 mph
5.3 sec
Acceleration 0 to 62 mph
7.6 sec
62 mph
62
mph
mph
243 ft
0.000 sec

GLS 580
62 mph
62
mph
mph
348 ft
0.000 sec

GL 420 CDI
▶ REPLAY
11.34 lb/hp
Weight-to-Power Ratio
18.62 lb/hp
GLS 580
11.34 lb/hp
18.62 lb/hp
GL 420 CDI
Fuel Economy / Emissions
GLS 580
GL 420 CDI
Fuel Economy
24 mpg
combined
20 mpg
GLS 580
24 mpg
20 mpg
GL 420 CDI
19 mpg
city
15 mpg
28 mpg
highway
26 mpg
23.8 gal
Fuel Tank Capacity
26.4 gal
570 mi
Range
536 mi
GLS 580
570 mi
536 mi
GL 420 CDI
Environmental Impact
185.7 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
GLS 580
185.7 kWh
238.7 kWh
GL 420 CDI
Euro 6d-TEMP-EVAP-ISC (WLTP) 36CH, 36CI, 36DG
Emission Standard
Euro 4 III
423 g/mi (WLTP)
CO2 Emissions
494 g/mi (NEFZ)
Practical Convenience
GLS 580
GL 420 CDI
5
Doors
5
7
No. of Seats
5
1687 lb
Maximum Payload
1543 lb
10.1 cu ft
Trunk Volume
17.6 cu ft











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