Car comparison

Mercedes-Benz GLA (X156) AMG GLA 45vsMercedes-Benz M-class (W166) AMG ML 63 V8

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

New comparison

Mercedes-Benz GLA (X156)

AMG GLA 45

360 hp1991 ccGasolineAWDDual-clutchTurbochargedSUV2014-2015
VS

Mercedes-Benz M-class (W166)

AMG ML 63 V8

523 hp5461 ccGasolineAWDTwin-turboSUV2012-2015

Comparison overview

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

Best choices

Mercedes-Benz GLA (X156) AMG GLA 45

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,510 kg
    3,329 lb
  • Best power-to-weight
    238 hp/t
    178 kW/t
    4.2 kg/hp
  • Lowest combined fuel consumption
    7.5 L/100 km
    31.4 mpg US
    37.7 mpg UK
  • Lowest city consumption
    9.9 L/100 km
    23.8 mpg US
    28.5 mpg UK
  • Lowest highway consumption
    6.1 L/100 km
    38.6 mpg US
    46.3 mpg UK
  • Best economy score
    87/100

Mercedes-Benz M-class (W166) AMG ML 63 V8

  • Most powerful
    523 hp
    390 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Best estimated range
    788 km
    490 mi
  • Largest trunk
    690 L
  • Best overall score
    83/100
  • Best performance score
    79/100
  • Best practicality score
    92/100

Specification comparison

Specification comparison
ModelMercedes-BenzGLA (X156)AMG GLA 45Mercedes-BenzM-class (W166)AMG ML 63 V8
Power
360hp268kW
523hp390kW
Torque
450Nm332lb-ft
700Nm516lb-ft
Curb weight
1,510kg3,329lb
2,345kg5,170lb
Gross weight
2,105kg4,641lb
3,050kg6,724lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
50.8s99% target: 257 km/h / 160 mph
Calculated
68.5s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.8s
4.8s
0-200 km/h
15.3s
Calculated
17.7s
Calculated
0-60 mph
4.6s
Calculated
4.6s
Calculated
Fuel consumption
7.5L/100 km31.4mpg US37.7mpg UK
11.8L/100 km19.9mpg US23.9mpg UK
Fuel consumption city
9.9L/100 km23.8mpg US28.5mpg UK
15.7L/100 km15mpg US18.0mpg UK
Fuel consumption highway
6.1L/100 km38.6mpg US46.3mpg UK
9.6L/100 km24.5mpg US29.4mpg UK
Quarter mile
12.8s
Calculated
13.0s
Calculated
Power-to-weight
238hp/t178kW/t108hp/1000 lb
Calculated
223hp/t166kW/t101hp/1000 lb
Calculated
Torque-to-weight
298Nm/t199lb-ft/ton
Calculated
299Nm/t200lb-ft/ton
Calculated
Estimated range
747km464mi
Calculated
788km490mi
Calculated
Displacement
1,991cc121cu in
5,461cc333cu in
Length
4,445mm175in
4,804mm189in
Width
1,805mm71in
1,926mm76in
Height
1,479mm58in
1,796mm71in
Wheelbase
2,699mm106in
2,915mm115in
Front track-
1,648mm65in
Rear track-
1,663mm65in
Trunk volume
421L
690L
Max trunk volume
1,235L
2,010L
Doors
5
5
Seats
5
5
Fuel tank
56L
93L
CO2 emissions-
276g/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 GLA (X156) AMG GLA 45Mercedes-Benz M-class (W166) AMG ML 63 V8PowerTorque
  • Mercedes-Benz GLA (X156) AMG GLA 45: Power / Torque
  • Mercedes-Benz M-class (W166) AMG ML 63 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzGLA (X156)AMG GLA 456,000 rpm2,250-5,000 rpm6,250 rpm
Mercedes-BenzM-class (W166)AMG ML 63 V85,250-5,750 rpm1,750-5,000 rpm6,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzGLA (X156)AMG GLA 45Mercedes-BenzM-class (W166)AMG ML 63 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
4.6 s
0-100 km/h
0-62 mph
4.8 s
4.8 s
0-200 km/h
0-124 mph
15.3 s
17.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.1 s
330 ft
101 m
5.7 s
5.6 s
1/8 mile
201 m
8.5 s
8.4 s
1000 ft
305 m
10.8 s
10.9 s
1/4 mile
402 m
12.8 s
13.0 s
Trap speed
1/4 mile
402 m
185 km/h
115 mph
176 km/h
109 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (X156)AMG GLA 45
360 hp
268 kW
Mercedes-BenzM-class (W166)AMG ML 63 V8
523 hp
390 kW

Mercedes-Benz M-class (W166) AMG ML 63 V8 has 163 hp more than Mercedes-Benz GLA (X156) AMG GLA 45.

The biggest power difference is between Mercedes-Benz GLA (X156) AMG GLA 45 and Mercedes-Benz M-class (W166) AMG ML 63 V8: 163 hp (122 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (X156)AMG GLA 45
450 Nm
332 lb-ft
Mercedes-BenzM-class (W166)AMG ML 63 V8
700 Nm
516 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (X156)AMG GLA 45
1,510 kg
3,329 lb
Mercedes-BenzM-class (W166)AMG ML 63 V8
2,345 kg
5,170 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-BenzGLA (X156)AMG GLA 45
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzM-class (W166)AMG ML 63 V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (X156)AMG GLA 454.8 s
Mercedes-BenzM-class (W166)AMG ML 63 V84.8 s

Although Mercedes-Benz M-class (W166) AMG ML 63 V8 has more power, Mercedes-Benz GLA (X156) AMG GLA 45 is quicker from 0-100 km/h.

Fuel consumption comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (X156)AMG GLA 45
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
Mercedes-BenzM-class (W166)AMG ML 63 V8
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz GLA (X156) AMG GLA 45 and Mercedes-Benz M-class (W166) AMG ML 63 V8: 4.3 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-BenzGLA (X156)AMG GLA 45
238 hp/t
178 kW/t
4.2 kg/hp
Mercedes-BenzM-class (W166)AMG ML 63 V8
223 hp/t
166 kW/t
4.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (X156)AMG GLA 45
747 km
464 mi
Mercedes-BenzM-class (W166)AMG ML 63 V8
788 km
490 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzGLA (X156)AMG GLA 45
360 hp
268 kW
4.8 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzM-class (W166)AMG ML 63 V8
523 hp
390 kW
4.8 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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-BenzGLA (X156)AMG GLA 45
Power
360 hp
268 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
421 L
14.9 cu ft
Length
4,445 mm
175.0 in
Height
1,479 mm
58.2 in
Mercedes-BenzM-class (W166)AMG ML 63 V8
Power
523 hp
390 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
690 L
24.4 cu ft
Length
4,804 mm
189.1 in
Height
1,796 mm
70.7 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-BenzGLA (X156)AMG GLA 45
Power
360 hp
268 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
Mercedes-BenzM-class (W166)AMG ML 63 V8
Power
523 hp
390 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Mercedes-Benz GLA (X156) AMG GLA 45 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-BenzGLA (X156)AMG GLA 45
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
4.8 s
Mercedes-BenzM-class (W166)AMG ML 63 V8
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
4.8 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-BenzGLA (X156)AMG GLA 45
238 hp/t
178 kW/t
4.2 kg/hp
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
Mercedes-BenzM-class (W166)AMG ML 63 V8
223 hp/t
166 kW/t
4.5 kg/hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzGLA (X156)AMG GLA 45Mercedes-BenzM-class (W166)AMG ML 63 V8
Power
360 hp
268 kW
523 hp
390 kW
Torque
450 Nm
332 lb-ft
700 Nm
516 lb-ft
Acceleration
4.8 s
4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,510 kg
3,329 lb
2,345 kg
5,170 lb
Fuel consumption
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
421 L
14.9 cu ft
Length
4,445 mm
175.0 in
Height
1,479 mm
58.2 in
Doors/seats
5 doors
5 seats
Trunk
690 L
24.4 cu ft
Length
4,804 mm
189.1 in
Height
1,796 mm
70.7 in
Range score
747 km
464 mi
788 km
490 mi
CO2 score
-
276 g/km
Trunk score
421 L
14.9 cu ft
690 L
24.4 cu ft
Power-to-weight score
238 hp/t
178 kW/t
4.2 kg/hp
223 hp/t
166 kW/t
4.5 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 GLA (X156) AMG GLA 45Mercedes-Benz M-class (W166) AMG ML 63 V8
Consumption7.5 L/100 km31.4 mpg US37.7 mpg UK11.8 L/100 km19.9 mpg US23.9 mpg UK
Cost / 100 km13.13 LC100 km20.65 LC100 km
Cost / 100 mi21.12 LC100 mi33.23 LC100 mi
Annual fuel used1,125 L297 US gal247 UK gal1,770 L468 US gal389 UK gal
Annual fuel cost1,969 LC/year3,098 LC/year

Head-to-head comparisons

Mercedes-Benz GLA (X156) AMG GLA 45

  • Is 835 kg lighter
  • Uses 4.3 L/100 km less fuel
  • Has 15 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Smallest trunk

Mercedes-Benz M-class (W166) AMG ML 63 V8

  • Has 163 hp more
  • Has 250 Nm more
  • Has 41 km (26 mi) more estimated range
  • Has 269 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Best estimated range
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz GLA (X156) AMG GLA 45
Mercedes-Benz M-class (W166) AMG ML 63 V8
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