Car comparison

Mercedes-Benz GLK (X204) · Facelift 2012 GLK 350 V6vsMercedes-Benz GL (X166) GL 350 BlueTEC

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

New comparison

Mercedes-Benz GLK (X204) · Facelift 2012

GLK 350 V6

306 hp3498 ccGasolineAWDAutomaticNaturally aspiratedSUV2012-2015
VS

Mercedes-Benz GL (X166)

GL 350 BlueTEC

258 hp2987 ccDieselAWDAutomaticTurbochargedSUV2012-2015

Comparison overview

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

Best choices

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

  • Quickest 0-100 km/h
    6.5 s
  • Fastest top speed
    238 km/h
    148 mph
  • Most powerful
    306 hp
    228 kW
  • 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
  • Best overall score
    66/100
  • Best performance score
    59/100

Mercedes-Benz GL (X166) GL 350 BlueTEC

  • Highest torque
    620 Nm
    457 lb-ft
  • Lowest combined fuel consumption
    7.8 L/100 km
    30.2 mpg US
    36.2 mpg UK
  • Lowest city consumption
    8.7 L/100 km
    27.0 mpg US
    32.5 mpg UK
  • Best estimated range
    1,282 km
    797 mi
  • Largest trunk
    680 L
  • Best economy score
    86/100
  • Best practicality score
    93/100

Specification comparison

Specification comparison
ModelMercedes-BenzGLK (X204)Facelift 2012GLK 350 V6Mercedes-BenzGL (X166)GL 350 BlueTEC
Power
306hp228kW
258hp192kW
Torque
370Nm273lb-ft
620Nm457lb-ft
Curb weight
1,770kg3,902lb
2,380kg5,247lb
Gross weight
2,420kg5,335lb
3,250kg7,165lb
Top speed
238 km/h
148 mph
220 km/h
137 mph
To 99% top speed
77.2s99% target: 236 km/h / 146 mph
Calculated
123.9s99% target: 218 km/h / 135 mph
Calculated
0-100 km/h
6.5s
7.9s
0-200 km/h
26.6s
Calculated
51.1s
Calculated
0-60 mph
6.2s
Calculated
7.4s
Calculated
Fuel consumption
8.2L/100 km28.7mpg US34.4mpg UK
7.8L/100 km30.2mpg US36.2mpg UK
Fuel consumption city
10.5L/100 km22.4mpg US26.9mpg UK
8.7L/100 km27mpg US32.5mpg UK
Fuel consumption highway
6.9L/100 km34.1mpg US40.9mpg UK
7.3L/100 km32.2mpg US38.7mpg UK
Quarter mile
14.6s
Calculated
15.7s
Calculated
Power-to-weight
173hp/t129kW/t78hp/1000 lb
Calculated
108hp/t81kW/t49hp/1000 lb
Calculated
Torque-to-weight
209Nm/t140lb-ft/ton
Calculated
261Nm/t174lb-ft/ton
Calculated
Estimated range
805km500mi
Calculated
1,282km797mi
Calculated
Displacement
3,498cc213cu in
2,987cc182cu in
Length
4,536mm179in
5,120mm202in
Width
1,840mm72in
1,934mm76in
Height
1,669mm66in
1,850mm73in
Wheelbase
2,755mm108in
3,075mm121in
Front track
1,574mm62in
1,655mm65in
Rear track
1,597mm63in
1,675mm66in
Trunk volume
450L
680L
Max trunk volume
1,550L
2,300L
Doors
5
5
Seats
5
7
Fuel tank
66L
100L
CO2 emissions-
205g/km

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 GLK (X204) Facelift 2012 GLK 350 V6Mercedes-Benz GL (X166) GL 350 BlueTECPowerTorque
  • Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6: Power / Torque
  • Mercedes-Benz GL (X166) GL 350 BlueTEC: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V66,500 rpm3,500-5,250 rpm6,750 rpm
Mercedes-BenzGL (X166)GL 350 BlueTEC3,600 rpm1,600-2,400 rpm4,200 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzGLK (X204)Facelift 2012GLK 350 V6Mercedes-BenzGL (X166)GL 350 BlueTEC
Acceleration checkpoints
0-60 mph
0-97 km/h
6.2 s
7.4 s
0-100 km/h
0-62 mph
6.5 s
7.9 s
0-200 km/h
0-124 mph
26.6 s
51.1 s
Top speed
238 km/h
148 mph
220 km/h
137 mph
Drag race simulation
60 ft
18 m
2.4 s
2.3 s
330 ft
101 m
6.3 s
6.5 s
1/8 mile
201 m
9.5 s
10.0 s
1000 ft
305 m
12.3 s
13.1 s
1/4 mile
402 m
14.6 s
15.7 s
Trap speed
1/4 mile
402 m
158 km/h
98 mph
140 km/h
87 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
306 hp
228 kW
Mercedes-BenzGL (X166)GL 350 BlueTEC
258 hp
192 kW

Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6 has 48 hp more than Mercedes-Benz GL (X166) GL 350 BlueTEC.

The biggest power difference is between Mercedes-Benz GL (X166) GL 350 BlueTEC and Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6: 48 hp (36 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
370 Nm
273 lb-ft
Mercedes-BenzGL (X166)GL 350 BlueTEC
620 Nm
457 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
1,770 kg
3,902 lb
Mercedes-BenzGL (X166)GL 350 BlueTEC
2,380 kg
5,247 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-BenzGLK (X204)Facelift 2012GLK 350 V6
238 km/h
148 mph
Mercedes-BenzGL (X166)GL 350 BlueTEC
220 km/h
137 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V66.5 s
Mercedes-BenzGL (X166)GL 350 BlueTEC7.9 s

The biggest 0-100 km/h difference is between Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6 and Mercedes-Benz GL (X166) GL 350 BlueTEC: 1.4 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-BenzGLK (X204)Facelift 2012GLK 350 V6
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
Mercedes-BenzGL (X166)GL 350 BlueTEC
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
173 hp/t
129 kW/t
5.8 kg/hp
Mercedes-BenzGL (X166)GL 350 BlueTEC
108 hp/t
81 kW/t
9.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
805 km
500 mi
Mercedes-BenzGL (X166)GL 350 BlueTEC
1,282 km
797 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzGLK (X204)Facelift 2012GLK 350 V6
306 hp
228 kW
6.5 s
238 km/h
148 mph
Mercedes-BenzGL (X166)GL 350 BlueTEC
258 hp
192 kW
7.9 s
220 km/h
137 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-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
Mercedes-BenzGL (X166)GL 350 BlueTEC
Power
258 hp
192 kW
0-100 km/h7.9 s
Top speed
220 km/h
137 mph
Doors/seats
5 doors
7 seats
Trunk
680 L
24.0 cu ft
Length
5,120 mm
201.6 in
Height
1,850 mm
72.8 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-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-BenzGL (X166)GL 350 BlueTEC
Power
258 hp
192 kW
0-100 km/h7.9 s
Top speed
220 km/h
137 mph
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

Mercedes-Benz GLK (X204) Facelift 2012 GLK 350 V6 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-BenzGLK (X204)Facelift 2012GLK 350 V6
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
6.5 s
Mercedes-BenzGL (X166)GL 350 BlueTEC
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
7.9 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-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
Mercedes-BenzGL (X166)GL 350 BlueTEC
108 hp/t
81 kW/t
9.2 kg/hp
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzGLK (X204)Facelift 2012GLK 350 V6Mercedes-BenzGL (X166)GL 350 BlueTEC
Power
306 hp
228 kW
258 hp
192 kW
Torque
370 Nm
273 lb-ft
620 Nm
457 lb-ft
Acceleration
6.5 s
7.9 s
Top speed
238 km/h
148 mph
220 km/h
137 mph
Lightness
1,770 kg
3,902 lb
2,380 kg
5,247 lb
Fuel consumption
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
Practicality
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
Doors/seats
5 doors
7 seats
Trunk
680 L
24.0 cu ft
Length
5,120 mm
201.6 in
Height
1,850 mm
72.8 in
Range score
805 km
500 mi
1,282 km
797 mi
CO2 score
-
205 g/km
Trunk score
450 L
15.9 cu ft
680 L
24.0 cu ft
Power-to-weight score
173 hp/t
129 kW/t
5.8 kg/hp
108 hp/t
81 kW/t
9.2 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 GLK (X204) Facelift 2012 GLK 350 V6Mercedes-Benz GL (X166) GL 350 BlueTEC
Consumption8.2 L/100 km28.7 mpg US34.4 mpg UK7.8 L/100 km30.2 mpg US36.2 mpg UK
Cost / 100 km14.35 LC100 km13.65 LC100 km
Cost / 100 mi23.09 LC100 mi21.97 LC100 mi
Annual fuel used1,230 L325 US gal271 UK gal1,170 L309 US gal257 UK gal
Annual fuel cost2,153 LC/year2,048 LC/year

Head-to-head comparisons

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

  • Has 48 hp more
  • Is 610 kg lighter
  • Is 1.4 s quicker from 0-100 km/h
  • Has 18 km/h (11 mph) higher top speed
  • Has 64 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Smallest trunk

Mercedes-Benz GL (X166) GL 350 BlueTEC

  • Has 250 Nm more
  • Uses 0.4 L/100 km less fuel
  • Has 477 km (297 mi) more estimated range
  • Has 230 L more trunk volume

Pros

  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz GLK (X204) GLK 350 V6
Mercedes-Benz GL (X166) GL 350 BlueTEC
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