Car comparison

Mercedes-Benz M-class (W164) · Facelift 2008 ML 500 V8vsMercedes-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 M-class (W164) · Facelift 2008

ML 500 V8

388 hp5461 ccGasolineAWDAutomaticNaturally aspiratedSUV2008-2009
VS

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.

Best choices

Mercedes-Benz M-class (W164) Facelift 2008 ML 500 V8

  • Quickest 0-100 km/h
    5.8 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    388 hp
    289 kW
  • Highest torque
    530 Nm
    391 lb-ft
  • Best power-to-weight
    184 hp/t
    137 kW/t
    5.4 kg/hp
  • Largest trunk
    833 L
  • Best overall score
    76/100
  • Best performance score
    68/100
  • Best practicality score
    93/100

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

  • Lightest
    1,770 kg
    3,902 lb
  • Lowest combined fuel consumption
    8.2 L/100 km
    28.7 mpg US
    34.4 mpg UK
  • Lowest city consumption
    10.5 L/100 km
    22.4 mpg US
    26.9 mpg UK
  • Lowest highway consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Best estimated range
    805 km
    500 mi
  • Best economy score
    85/100

Specification comparison

Specification comparison
ModelMercedes-BenzM-class (W164)Facelift 2008ML 500 V8Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
Power
388hp289kW
306hp228kW
Torque
530Nm391lb-ft
370Nm273lb-ft
Curb weight
2,110kg4,652lb
1,770kg3,902lb
Gross weight
2,830kg6,239lb
2,420kg5,335lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
238 km/h
148 mph
To 99% top speed
87.6s99% target: 257 km/h / 160 mph
Calculated
77.2s99% target: 236 km/h / 146 mph
Calculated
0-100 km/h
5.8s
6.5s
0-200 km/h
22.0s
Calculated
26.6s
Calculated
0-60 mph
5.5s
Calculated
6.2s
Calculated
Fuel consumption
12.8L/100 km18.4mpg US22.1mpg UK
8.2L/100 km28.7mpg US34.4mpg UK
Fuel consumption city
17.6L/100 km13.4mpg US16.1mpg UK
10.5L/100 km22.4mpg US26.9mpg UK
Fuel consumption highway
10L/100 km23.5mpg US28.2mpg UK
6.9L/100 km34.1mpg US40.9mpg UK
Quarter mile
13.9s
Calculated
14.6s
Calculated
Power-to-weight
184hp/t137kW/t83hp/1000 lb
Calculated
173hp/t129kW/t78hp/1000 lb
Calculated
Torque-to-weight
251Nm/t168lb-ft/ton
Calculated
209Nm/t140lb-ft/ton
Calculated
Estimated range
742km461mi
Calculated
805km500mi
Calculated
Displacement
5,461cc333cu in
3,498cc213cu in
Length
4,781mm188in
4,536mm179in
Width
1,911mm75in
1,840mm72in
Height
1,815mm71in
1,669mm66in
Wheelbase
2,915mm115in
2,755mm108in
Front track
1,636mm64in
1,574mm62in
Rear track
1,639mm65in
1,597mm63in
Ground clearance
261mm10in
-
Trunk volume
833L
450L
Max trunk volume
2,050L
1,550L
Doors
5
5
Seats
5
5
Fuel tank
95L
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 M-class (W164) Facelift 2008 ML 500 V8Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6PowerTorque
  • Mercedes-Benz M-class (W164) Facelift 2008 ML 500 V8: Power / Torque
  • Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V86,000 rpm2,800-4,800 rpm6,250 rpm
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V66,500 rpm3,500-5,250 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzM-class (W164)Facelift 2008ML 500 V8Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
Acceleration checkpoints
0-60 mph
0-97 km/h
5.5 s
6.2 s
0-100 km/h
0-62 mph
5.8 s
6.5 s
0-200 km/h
0-124 mph
22.0 s
26.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
238 km/h
148 mph
Drag race simulation
60 ft
18 m
2.2 s
2.4 s
330 ft
101 m
6.0 s
6.3 s
1/8 mile
201 m
9.1 s
9.5 s
1000 ft
305 m
11.7 s
12.3 s
1/4 mile
402 m
13.9 s
14.6 s
Trap speed
1/4 mile
402 m
165 km/h
102 mph
158 km/h
98 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
388 hp
289 kW
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
306 hp
228 kW

Mercedes-Benz M-class (W164) Facelift 2008 ML 500 V8 has 82 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 M-class (W164) Facelift 2008 ML 500 V8: 82 hp (61 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
530 Nm
391 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
VehicleValue
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
2,110 kg
4,652 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
VehicleValue
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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
VehicleValue
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V85.8 s
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V66.5 s

The biggest 0-100 km/h difference is between Mercedes-Benz M-class (W164) Facelift 2008 ML 500 V8 and Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6: 0.7 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
8.2 L/100 km
28.7 mpg US
34.4 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6 and Mercedes-Benz M-class (W164) Facelift 2008 ML 500 V8: 4.6 L/100 km.

Power-to-weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
184 hp/t
137 kW/t
5.4 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
VehicleValue
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
742 km
461 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
VehiclePowerAccelerationTop speed
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
388 hp
289 kW
5.8 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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.

Chart data table
VehiclePerformance scorePracticality score
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
Power
388 hp
289 kW
0-100 km/h5.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
833 L
29.4 cu ft
Length
4,781 mm
188.2 in
Height
1,815 mm
71.5 in
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
Power
306 hp
228 kW
0-100 km/h6.5 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.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
Power
388 hp
289 kW
0-100 km/h5.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
Power
306 hp
228 kW
0-100 km/h6.5 s
Top speed
238 km/h
148 mph
8.2 L/100 km
28.7 mpg US
34.4 mpg UK

Mercedes-Benz M-class (W164) Facelift 2008 ML 500 V8 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
VehicleFuel consumption, L/100 km0-100 km/h, s
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
5.8 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Mercedes-BenzM-class (W164)Facelift 2008ML 500 V8
184 hp/t
137 kW/t
5.4 kg/hp
12.8 L/100 km
18.4 mpg US
22.1 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

Detailed score breakdown
VehicleMercedes-BenzM-class (W164)Facelift 2008ML 500 V8Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
Power
388 hp
289 kW
306 hp
228 kW
Torque
530 Nm
391 lb-ft
370 Nm
273 lb-ft
Acceleration
5.8 s
6.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
238 km/h
148 mph
Lightness
2,110 kg
4,652 lb
1,770 kg
3,902 lb
Fuel consumption
12.8 L/100 km
18.4 mpg US
22.1 mpg UK
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
833 L
29.4 cu ft
Length
4,781 mm
188.2 in
Height
1,815 mm
71.5 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
742 km
461 mi
805 km
500 mi
Trunk score
833 L
29.4 cu ft
450 L
15.9 cu ft
Power-to-weight score
184 hp/t
137 kW/t
5.4 kg/hp
173 hp/t
129 kW/t
5.8 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

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

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
VehicleMercedes-Benz M-class (W164) Facelift 2008 ML 500 V8Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6
Consumption12.8 L/100 km18.4 mpg US22.1 mpg UK8.2 L/100 km28.7 mpg US34.4 mpg UK
Cost / 100 km22.40 LC100 km14.35 LC100 km
Cost / 100 mi36.05 LC100 mi23.09 LC100 mi
Annual fuel used1,920 L507 US gal422 UK gal1,230 L325 US gal271 UK gal
Annual fuel cost3,360 LC/year2,153 LC/year

Head-to-head comparisons

Mercedes-Benz M-class (W164) Facelift 2008 ML 500 V8

  • Has 82 hp more
  • Has 160 Nm more
  • Is 0.7 s quicker from 0-100 km/h
  • Has 22 km/h (14 mph) higher top speed
  • Has 11 hp/t better power-to-weight
  • Has 383 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest

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

  • Is 340 kg lighter
  • Uses 4.6 L/100 km less fuel
  • Has 63 km (39 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz M-class (W164) ML 500 V8
Mercedes-Benz GLK (X204) GLK 350 V6
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