Car comparison

Mercedes-Benz GL (X164) · Facelift 2009 GL 500vsMercedes-Benz GL (X166) GL 400

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

New comparison

Mercedes-Benz GL (X164) · Facelift 2009

GL 500

388 hp5461 ccGasolineAWDAutomaticNaturally aspiratedSUV2009-2012
VS

Mercedes-Benz GL (X166)

GL 400

333 hp2996 ccGasolineAWDAutomaticTwin-turboSUV2014-2015

Comparison overview

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

Best choices

Mercedes-Benz GL (X166) GL 400

  • Lightest
    2,360 kg
    5,203 lb
  • Lowest combined fuel consumption
    9.6 L/100 km
    24.5 mpg US
    29.4 mpg UK
  • Lowest city consumption
    11.9 L/100 km
    19.8 mpg US
    23.7 mpg UK
  • Lowest highway consumption
    8.3 L/100 km
    28.3 mpg US
    34.0 mpg UK
  • Lowest CO2 emissions
    225 g/km
  • Best estimated range
    1,042 km
    647 mi
  • Largest trunk
    680 L
  • Best economy score
    81/100
  • Best practicality score
    93/100

Mercedes-Benz GL (X164) Facelift 2009 GL 500

  • Quickest 0-100 km/h
    6.5 s
  • Fastest top speed
    240 km/h
    149 mph
  • Most powerful
    388 hp
    289 kW
  • Highest torque
    530 Nm
    391 lb-ft
  • Best power-to-weight
    164 hp/t
    122 kW/t
    6.1 kg/hp
  • Best overall score
    72/100
  • Best performance score
    63/100

Specification comparison

Specification comparison
ModelMercedes-BenzGL (X164)Facelift 2009GL 500Mercedes-BenzGL (X166)GL 400
Power
388hp289kW
333hp248kW
Torque
530Nm391lb-ft
480Nm354lb-ft
Curb weight
2,370kg5,225lb
2,360kg5,203lb
Gross weight
3,150kg6,945lb
3,250kg7,165lb
Top speed
240 km/h
149 mph
240 km/h
149 mph
To 99% top speed
94.1s99% target: 238 km/h / 148 mph
Calculated
112.3s99% target: 238 km/h / 148 mph
Calculated
0-100 km/h
6.5s
6.7s
0-200 km/h
29.0s
Calculated
32.5s
Calculated
0-60 mph
6.1s
Calculated
6.3s
Calculated
Fuel consumption
13.6L/100 km17.3mpg US20.8mpg UK
9.6L/100 km24.5mpg US29.4mpg UK
Fuel consumption city
18.8L/100 km12.5mpg US15.0mpg UK
11.9L/100 km19.8mpg US23.7mpg UK
Fuel consumption highway
10.6L/100 km22.2mpg US26.6mpg UK
8.3L/100 km28.3mpg US34.0mpg UK
Quarter mile
14.6s
Calculated
14.8s
Calculated
Power-to-weight
164hp/t122kW/t74hp/1000 lb
Calculated
141hp/t105kW/t64hp/1000 lb
Calculated
Torque-to-weight
224Nm/t150lb-ft/ton
Calculated
203Nm/t136lb-ft/ton
Calculated
Estimated range
735km457mi
Calculated
1,042km647mi
Calculated
Displacement
5,461cc333cu in
2,996cc183cu in
Length
5,099mm201in
5,120mm202in
Width
1,920mm76in
1,934mm76in
Height
1,840mm72in
1,850mm73in
Wheelbase
3,075mm121in
3,075mm121in
Front track
1,645mm65in
1,655mm65in
Rear track
1,648mm65in
1,675mm66in
Ground clearance
198mm8in
-
Trunk volume
620L
680L
Max trunk volume
2,300L
2,300L
Doors
5
5
Seats
7
7
Fuel tank
100L
100L
CO2 emissions
317g/km
225g/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 GL (X164) Facelift 2009 GL 500Mercedes-Benz GL (X166) GL 400PowerTorque
  • Mercedes-Benz GL (X164) Facelift 2009 GL 500: Power / Torque
  • Mercedes-Benz GL (X166) GL 400: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzGL (X164)Facelift 2009GL 5006,000 rpm2,800-4,800 rpm6,500 rpm
Mercedes-BenzGL (X166)GL 4005,250-6,000 rpm1,600-4,000 rpm6,300 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzGL (X164)Facelift 2009GL 500Mercedes-BenzGL (X166)GL 400
Acceleration checkpoints
0-60 mph
0-97 km/h
6.1 s
6.3 s
0-100 km/h
0-62 mph
6.5 s
6.7 s
0-200 km/h
0-124 mph
29.0 s
32.5 s
Top speed
240 km/h
149 mph
240 km/h
149 mph
Drag race simulation
60 ft
18 m
2.3 s
2.2 s
330 ft
101 m
6.2 s
6.2 s
1/8 mile
201 m
9.5 s
9.5 s
1000 ft
305 m
12.3 s
12.4 s
1/4 mile
402 m
14.6 s
14.8 s
Trap speed
1/4 mile
402 m
155 km/h
96 mph
150 km/h
93 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzGL (X164)Facelift 2009GL 500
388 hp
289 kW
Mercedes-BenzGL (X166)GL 400
333 hp
248 kW

Mercedes-Benz GL (X164) Facelift 2009 GL 500 has 55 hp more than Mercedes-Benz GL (X166) GL 400.

The biggest power difference is between Mercedes-Benz GL (X166) GL 400 and Mercedes-Benz GL (X164) Facelift 2009 GL 500: 55 hp (41 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzGL (X164)Facelift 2009GL 500
530 Nm
391 lb-ft
Mercedes-BenzGL (X166)GL 400
480 Nm
354 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzGL (X164)Facelift 2009GL 500
2,370 kg
5,225 lb
Mercedes-BenzGL (X166)GL 400
2,360 kg
5,203 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-BenzGL (X164)Facelift 2009GL 500
240 km/h
149 mph
Mercedes-BenzGL (X166)GL 400
240 km/h
149 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Mercedes-BenzGL (X164)Facelift 2009GL 5006.5 s
Mercedes-BenzGL (X166)GL 4006.7 s

The biggest 0-100 km/h difference is between Mercedes-Benz GL (X164) Facelift 2009 GL 500 and Mercedes-Benz GL (X166) GL 400: 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
VehicleValue
Mercedes-BenzGL (X164)Facelift 2009GL 500
13.6 L/100 km
17.3 mpg US
20.8 mpg UK
Mercedes-BenzGL (X166)GL 400
9.6 L/100 km
24.5 mpg US
29.4 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz GL (X166) GL 400 and Mercedes-Benz GL (X164) Facelift 2009 GL 500: 4.0 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-BenzGL (X164)Facelift 2009GL 500
164 hp/t
122 kW/t
6.1 kg/hp
Mercedes-BenzGL (X166)GL 400
141 hp/t
105 kW/t
7.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzGL (X164)Facelift 2009GL 500
735 km
457 mi
Mercedes-BenzGL (X166)GL 400
1,042 km
647 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzGL (X164)Facelift 2009GL 500
388 hp
289 kW
6.5 s
240 km/h
149 mph
Mercedes-BenzGL (X166)GL 400
333 hp
248 kW
6.7 s
240 km/h
149 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-BenzGL (X164)Facelift 2009GL 500
Power
388 hp
289 kW
0-100 km/h6.5 s
Top speed
240 km/h
149 mph
Doors/seats
5 doors
7 seats
Trunk
620 L
21.9 cu ft
Length
5,099 mm
200.7 in
Height
1,840 mm
72.4 in
Mercedes-BenzGL (X166)GL 400
Power
333 hp
248 kW
0-100 km/h6.7 s
Top speed
240 km/h
149 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-BenzGL (X164)Facelift 2009GL 500
Power
388 hp
289 kW
0-100 km/h6.5 s
Top speed
240 km/h
149 mph
13.6 L/100 km
17.3 mpg US
20.8 mpg UK
Mercedes-BenzGL (X166)GL 400
Power
333 hp
248 kW
0-100 km/h6.7 s
Top speed
240 km/h
149 mph
9.6 L/100 km
24.5 mpg US
29.4 mpg UK

Mercedes-Benz GL (X166) GL 400 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-BenzGL (X164)Facelift 2009GL 500
13.6 L/100 km
17.3 mpg US
20.8 mpg UK
6.5 s
Mercedes-BenzGL (X166)GL 400
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
6.7 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-BenzGL (X164)Facelift 2009GL 500
164 hp/t
122 kW/t
6.1 kg/hp
13.6 L/100 km
17.3 mpg US
20.8 mpg UK
Mercedes-BenzGL (X166)GL 400
141 hp/t
105 kW/t
7.1 kg/hp
9.6 L/100 km
24.5 mpg US
29.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzGL (X164)Facelift 2009GL 500Mercedes-BenzGL (X166)GL 400
Power
388 hp
289 kW
333 hp
248 kW
Torque
530 Nm
391 lb-ft
480 Nm
354 lb-ft
Acceleration
6.5 s
6.7 s
Top speed
240 km/h
149 mph
240 km/h
149 mph
Lightness
2,370 kg
5,225 lb
2,360 kg
5,203 lb
Fuel consumption
13.6 L/100 km
17.3 mpg US
20.8 mpg UK
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
Practicality
Doors/seats
5 doors
7 seats
Trunk
620 L
21.9 cu ft
Length
5,099 mm
200.7 in
Height
1,840 mm
72.4 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
735 km
457 mi
1,042 km
647 mi
CO2 score
317 g/km
225 g/km
Trunk score
620 L
21.9 cu ft
680 L
24.0 cu ft
Power-to-weight score
164 hp/t
122 kW/t
6.1 kg/hp
141 hp/t
105 kW/t
7.1 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 GL (X164) Facelift 2009 GL 500Mercedes-Benz GL (X166) GL 400
Consumption13.6 L/100 km17.3 mpg US20.8 mpg UK9.6 L/100 km24.5 mpg US29.4 mpg UK
Cost / 100 km23.80 LC100 km16.80 LC100 km
Cost / 100 mi38.30 LC100 mi27.04 LC100 mi
Annual fuel used2,040 L539 US gal449 UK gal1,440 L380 US gal317 UK gal
Annual fuel cost3,570 LC/year2,520 LC/year

Head-to-head comparisons

Mercedes-Benz GL (X164) Facelift 2009 GL 500

  • Has 55 hp more
  • Has 50 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 23 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk
  • Highest CO2 emissions

Mercedes-Benz GL (X166) GL 400

  • Is 10 kg lighter
  • Uses 4.0 L/100 km less fuel
  • Has 306 km (190 mi) more estimated range
  • Has 60 L more trunk volume
  • Emits 92 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power

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Mercedes-Benz GL (X164) GL 500
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