The Comparative Analysis :
Mercedes GLS 500 4MATIC 9G-TRONIC (18 - 19) vs. Mercedes GLS 63 AMG SPEEDSHIFT PLUS 7G-TRONIC (15 - 19)
€ 102,200

€ 140,200

€ 102,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 140,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. Both cars are the same height, but the GLS 500 is 1.3 inches shorter and 1.9 inches narrower.
GLS 500
GLS 63 AMG
72.8
76.1
84.3
72.8
78
84.3
76.1 in
Width
78 in
84.3 in
Width Incl. Mirrors
84.3 in
72.8 in
Height
72.8 in
121.1
202
121.1
203.2
202 in
Length
203.2 in
121.1 in
Wheelbase
121.1 in
Vehicle Weight
GLS 500
GLS 63 AMG
5390 lb
Curb Weight
5688 lb
7165 lb
Gross Vehicle
Weight
Weight
7253 lb

Weight Difference:
298 lb
5.24 %

General
GLS 500
GLS 63 AMG
X166
Generation
X166
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)

9-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
GLS 500
GLS 63 AMG
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Mercedes-Benz M 278
Engine Series
Mercedes-Benz M 157
M 278.928
Engine Code
M 157.982


4
Valves
4
8
Cylinders
8
4.7 L / 230 cu in
Displacement
5.5 L / 269 cu in
450 hp
at 5250 rpm
Power
577 hp
at 5500 rpm
GLS 500
450 hp
577 hp
GLS 63 AMG
516 lb‑ft
at 1800 rpm
Max. Torque
561 lb‑ft
at 1750 rpm
GLS 500
516 lb‑ft
561 lb‑ft
GLS 63 AMG
Performance
GLS 500
GLS 63 AMG
155 mph
Maximum Speed
155 mph
5.3 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph
62
mph
mph
243 ft
0.000 sec

GLS 500
62 mph
62
mph
mph
210 ft
0.000 sec

GLS 63 AMG
▶ REPLAY
11.98 lb/hp
Weight-to-Power Ratio
9.86 lb/hp
GLS 500
11.98 lb/hp
9.86 lb/hp
GLS 63 AMG
Fuel Economy / Emissions
GLS 500
GLS 63 AMG
Fuel Economy
19 mpg
combined
19 mpg
GLS 500
19 mpg
19 mpg
GLS 63 AMG
14 mpg
city
15 mpg
26 mpg
highway
23 mpg
26.4 gal
Fuel Tank Capacity
26.4 gal
505 mi
Range
505 mi
GLS 500
505 mi
505 mi
GLS 63 AMG
Environmental Impact
233 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
GLS 500
233 kWh
233 kWh
GLS 63 AMG
Euro 6
Emission Standard
Euro 6
484 g/mi (WLTP)
CO2 Emissions
463 g/mi (NEFZ)
Practical Convenience
GLS 500
GLS 63 AMG
5
Doors
5
5
No. of Seats
5
1775 lb
Maximum Payload
1565 lb
19.3 cu ft
Trunk Volume
19.3 cu ft














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