Car comparison

Mercedes-Benz GLS (X167) GLS 400dvsMercedes-Benz GLK (X204) · Facelift 2012 GLK 350 V6

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Mercedes-Benz GLS (X167)

GLS 400d

330 hp2925 ccDieselAWDAutomaticTwin-turboSUV2019-2023

Mercedes-Benz GLK (X204) · Facelift 2012

GLK 350 V6

306 hp3498 ccGasolineAWDAutomaticNaturally aspiratedSUV2012-2015

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Mercedes-Benz GLS (X167) GLS 400d

Quickest 0-100 km/h
6.3 s
Fastest top speed
238 km/h
148 mph
Most powerful
330 hp
246 kW
Highest torque
700 Nm
516 lb-ft
Lowest combined fuel consumption
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
Lowest city consumption
10.0 L/100 km
23.5 mpg US
28.2 mpg UK
Best estimated range
1,111 km
690 mi
Best overall score
70/100
Best performance score
65/100
Best economy score
85/100

Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6

Lightest
1,770 kg
3,902 lb
Best power-to-weight
173 hp/t
129 kW/t
5.8 kg/hp
Lowest highway consumption
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
Largest trunk
450 L
Best practicality score
82/100

Specification comparison

Specification comparison
Model	Mercedes-BenzGLS (X167)GLS 400d	Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
Power	330hp246kW	306hp228kW
Torque	700Nm516lb-ft	370Nm273lb-ft
Curb weight	2,430kg5,357lb	1,770kg3,902lb
Gross weight	3,250kg7,165lb	2,420kg5,335lb
Top speed	238 km/h 148 mph	238 km/h 148 mph
To 99% top speed	89.8s99% target: 236 km/h / 146 mph Calculated	77.2s99% target: 236 km/h / 146 mph Calculated
0-100 km/h	6.3s	6.5s
0-200 km/h	28.6s Calculated	26.6s Calculated
0-60 mph	6.0s Calculated	6.2s Calculated
Fuel consumption	8.1L/100 km29mpg US34.9mpg UK	8.2L/100 km28.7mpg US34.4mpg UK
Fuel consumption city	10L/100 km23.5mpg US28.2mpg UK	10.5L/100 km22.4mpg US26.9mpg UK
Fuel consumption highway	7L/100 km33.6mpg US40.4mpg UK	6.9L/100 km34.1mpg US40.9mpg UK
Quarter mile	14.5s Calculated	14.6s Calculated
Power-to-weight	136hp/t101kW/t62hp/1000 lb Calculated	173hp/t129kW/t78hp/1000 lb Calculated
Torque-to-weight	288Nm/t193lb-ft/ton Calculated	209Nm/t140lb-ft/ton Calculated
Estimated range	1,111km690mi Calculated	805km500mi Calculated
Displacement	2,925cc178cu in	3,498cc213cu in
Length	5,207mm205in	4,536mm179in
Width	1,956mm77in	1,840mm72in
Height	1,838mm72in	1,669mm66in
Wheelbase	3,135mm123in	2,755mm108in
Front track	1,669mm66in	1,574mm62in
Rear track	1,692mm67in	1,597mm63in
Ground clearance	215mm8in	-
Trunk volume	355L	450L
Max trunk volume	2,400L	1,550L
Doors	5	5
Seats	7	5
Fuel tank	90L	66L

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Mercedes-Benz GLS (X167) GLS 400dMercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzGLS (X167)GLS 400d	3,600-4,200 rpm	1,200-3,200 rpm	4,450 rpm
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	6,500 rpm	3,500-5,250 rpm	6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzGLS (X167)GLS 400d	Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
	Acceleration checkpoints
0-60 mph 0-97 km/h	6.0 s	6.2 s
0-100 km/h 0-62 mph	6.3 s	6.5 s
0-200 km/h 0-124 mph	28.6 s	26.6 s
Top speed	238 km/h 148 mph	238 km/h 148 mph
	Drag race simulation
60 ft 18 m	2.3 s	2.4 s
330 ft 101 m	6.1 s	6.3 s
1/8 mile 201 m	9.3 s	9.5 s
1000 ft 305 m	12.1 s	12.3 s
1/4 mile 402 m	14.5 s	14.6 s
Trap speed 1/4 mile 402 m	156 km/h 97 mph	158 km/h 98 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)GLS 400d	330 hp 246 kW
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	306 hp 228 kW

Mercedes-Benz GLS (X167) GLS 400d has 24 hp more than Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6.

The biggest power difference is between Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6 and Mercedes-Benz GLS (X167) GLS 400d: 24 hp (18 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)GLS 400d	700 Nm 516 lb-ft
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	370 Nm 273 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)GLS 400d	2,430 kg 5,357 lb
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	1,770 kg 3,902 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)GLS 400d	238 km/h 148 mph
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	238 km/h 148 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)GLS 400d	6.3 s
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	6.5 s

The biggest 0-100 km/h difference is between Mercedes-Benz GLS (X167) GLS 400d and Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6: 0.2 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)GLS 400d	8.1 L/100 km 29.0 mpg US 34.9 mpg UK
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	8.2 L/100 km 28.7 mpg US 34.4 mpg UK

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)GLS 400d	136 hp/t 101 kW/t 7.4 kg/hp
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	173 hp/t 129 kW/t 5.8 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
Vehicle	Value
Mercedes-BenzGLS (X167)GLS 400d	1,111 km 690 mi
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	805 km 500 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzGLS (X167)GLS 400d	330 hp 246 kW	6.3 s	238 km/h 148 mph
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	306 hp 228 kW	6.5 s	238 km/h 148 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

Mercedes-BenzGLS (X167)GLS 400d

Power	330 hp 246 kW
0-100 km/h	6.3 s
Top speed 238 km/h 148 mph

Doors/seats	5 doors 7 seats
Trunk	355 L 12.5 cu ft
Length	5,207 mm 205.0 in
Height	1,838 mm 72.4 in

Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6

Power	306 hp 228 kW
0-100 km/h	6.5 s
Top speed 238 km/h 148 mph

Doors/seats	5 doors 5 seats
Trunk	450 L 15.9 cu ft
Length	4,536 mm 178.6 in
Height	1,669 mm 65.7 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Vehicle

Performance score

Fuel economy score

Mercedes-BenzGLS (X167)GLS 400d

Power	330 hp 246 kW
0-100 km/h	6.3 s
Top speed 238 km/h 148 mph

8.1 L/100 km

29.0 mpg US

34.9 mpg UK

Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6

Power	306 hp 228 kW
0-100 km/h	6.5 s
Top speed 238 km/h 148 mph

8.2 L/100 km

28.7 mpg US

34.4 mpg UK

Mercedes-Benz GLS (X167) GLS 400d is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
Mercedes-BenzGLS (X167)GLS 400d	8.1 L/100 km 29.0 mpg US 34.9 mpg UK	6.3 s
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	8.2 L/100 km 28.7 mpg US 34.4 mpg UK	6.5 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
Mercedes-BenzGLS (X167)GLS 400d	136 hp/t 101 kW/t 7.4 kg/hp	8.1 L/100 km 29.0 mpg US 34.9 mpg UK
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6	173 hp/t 129 kW/t 5.8 kg/hp	8.2 L/100 km 28.7 mpg US 34.4 mpg UK

Detailed score breakdown

Vehicle

Mercedes-BenzGLS (X167)GLS 400d

Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6

Power

330 hp

246 kW

306 hp

228 kW

Torque

700 Nm

516 lb-ft

370 Nm

273 lb-ft

Acceleration

6.3 s

6.5 s

Top speed

238 km/h

148 mph

238 km/h

148 mph

Lightness

2,430 kg

5,357 lb

1,770 kg

3,902 lb

Fuel consumption

8.1 L/100 km

29.0 mpg US

34.9 mpg UK

8.2 L/100 km

28.7 mpg US

34.4 mpg UK

Practicality

Doors/seats	5 doors 7 seats
Trunk	355 L 12.5 cu ft
Length	5,207 mm 205.0 in
Height	1,838 mm 72.4 in

Doors/seats	5 doors 5 seats
Trunk	450 L 15.9 cu ft
Length	4,536 mm 178.6 in
Height	1,669 mm 65.7 in

Range score

1,111 km

690 mi

805 km

500 mi

Trunk score

355 L

12.5 cu ft

450 L

15.9 cu ft

Power-to-weight score

136 hp/t

101 kW/t

7.4 kg/hp

173 hp/t

129 kW/t

5.8 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
Vehicle	Mercedes-Benz GLS (X167) GLS 400d	Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6
Consumption	8.1 L/100 km29 mpg US34.9 mpg UK	8.2 L/100 km28.7 mpg US34.4 mpg UK
Cost / 100 km	14.17 LC100 km	14.35 LC100 km
Cost / 100 mi	22.81 LC100 mi	23.09 LC100 mi
Annual fuel used	1,215 L321 US gal267 UK gal	1,230 L325 US gal271 UK gal
Annual fuel cost	2,126 LC/year	2,153 LC/year