Car comparison

Mercedes-Benz GLS (X166) GLS 500vsBMW X7 (G07) 50i

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

New comparison

Mercedes-Benz GLS (X166)

GLS 500

456 hp4663 ccGasolineAWDAutomaticTwin-turboSUV2015-2019
VS

BMW X7 (G07)

50i

462 hp4395 ccGasolineAWDAutomaticTurbochargedSUV2018-2019

Comparison overview

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

Best choices

Mercedes-Benz GLS (X166) GLS 500

  • Quickest 0-100 km/h
    5.3 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Highest torque
    700 Nm
    516 lb-ft
  • Lightest
    2,370 kg
    5,225 lb
  • Best power-to-weight
    192 hp/t
    143 kW/t
    5.2 kg/hp
  • Lowest combined fuel consumption
    11.3 L/100 km
    20.8 mpg US
    25.0 mpg UK
  • Best estimated range
    885 km
    550 mi
  • Largest trunk
    680 L
  • Best overall score
    81/100
  • Best performance score
    76/100
  • Best economy score
    77/100
  • Best practicality score
    93/100

Specification comparison

Specification comparison
ModelMercedes-BenzGLS (X166)GLS 500BMWX7 (G07)50i
Power
456hp340kW
462hp345kW
Torque
700Nm516lb-ft
650Nm479lb-ft
Curb weight
2,370kg5,225lb
2,460kg5,423lb
Gross weight
3,250kg7,165lb
3,255kg7,176lb
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
75.5s99% target: 257 km/h / 160 mph
Calculated
80.5s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.3s
5.4s
0-200 km/h
19.6s
Calculated
20.4s
Calculated
0-60 mph
5.0s
Calculated
5.1s
Calculated
Fuel consumption
11.3L/100 km20.8mpg US25.0mpg UK
11.4L/100 km20.6mpg US24.8mpg UK
Fuel consumption city
14.9L/100 km15.8mpg US19.0mpg UK
-
Fuel consumption highway
9.2L/100 km25.6mpg US30.7mpg UK
-
Quarter mile
13.5s
Calculated
13.6s
Calculated
Power-to-weight
192hp/t143kW/t87hp/1000 lb
Calculated
188hp/t140kW/t85hp/1000 lb
Calculated
Torque-to-weight
295Nm/t198lb-ft/ton
Calculated
264Nm/t177lb-ft/ton
Calculated
Estimated range
885km550mi
Calculated
728km452mi
Calculated
Displacement
4,663cc285cu in
4,395cc268cu in
Length
5,130mm202in
5,151mm203in
Width
1,934mm76in
2,000mm79in
Height
1,850mm73in
1,805mm71in
Wheelbase
3,075mm121in
3,105mm122in
Front track
1,655mm65in
1,684mm66in
Rear track
1,675mm66in
1,705mm67in
Ground clearance-
221mm9in
Trunk volume
680L
326L
Max trunk volume
2,300L
2,120L
Doors
5
5
Seats
5
6
Fuel tank
100L
83L
CO2 emissions
264g/km
261g/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 GLS (X166) GLS 500BMW X7 (G07) 50iPowerTorque
  • Mercedes-Benz GLS (X166) GLS 500: Power / Torque
  • BMW X7 (G07) 50i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzGLS (X166)GLS 5005,250-5,500 rpm1,800-4,000 rpm5,750 rpm
BMWX7 (G07)50i5,250-6,000 rpm1,500-4,750 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzGLS (X166)GLS 500BMWX7 (G07)50i
Acceleration checkpoints
0-60 mph
0-97 km/h
5.0 s
5.1 s
0-100 km/h
0-62 mph
5.3 s
5.4 s
0-200 km/h
0-124 mph
19.6 s
20.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.2 s
2.2 s
330 ft
101 m
5.8 s
5.8 s
1/8 mile
201 m
8.8 s
8.8 s
1000 ft
305 m
11.3 s
11.4 s
1/4 mile
402 m
13.5 s
13.6 s
Trap speed
1/4 mile
402 m
171 km/h
106 mph
169 km/h
105 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X166)GLS 500
456 hp
340 kW
BMWX7 (G07)50i
462 hp
345 kW

BMW X7 (G07) 50i has 6 hp more than Mercedes-Benz GLS (X166) GLS 500.

The biggest power difference is between Mercedes-Benz GLS (X166) GLS 500 and BMW X7 (G07) 50i: 6 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X166)GLS 500
700 Nm
516 lb-ft
BMWX7 (G07)50i
650 Nm
479 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X166)GLS 500
2,370 kg
5,225 lb
BMWX7 (G07)50i
2,460 kg
5,423 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-BenzGLS (X166)GLS 500
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWX7 (G07)50i
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-BenzGLS (X166)GLS 5005.3 s
BMWX7 (G07)50i5.4 s

Although BMW X7 (G07) 50i has more power, Mercedes-Benz GLS (X166) GLS 500 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz GLS (X166) GLS 500 and BMW X7 (G07) 50i: 0.1 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-BenzGLS (X166)GLS 500
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
BMWX7 (G07)50i
11.4 L/100 km
20.6 mpg US
24.8 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-BenzGLS (X166)GLS 500
192 hp/t
143 kW/t
5.2 kg/hp
BMWX7 (G07)50i
188 hp/t
140 kW/t
5.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X166)GLS 500
885 km
550 mi
BMWX7 (G07)50i
728 km
452 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzGLS (X166)GLS 500
456 hp
340 kW
5.3 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWX7 (G07)50i
462 hp
345 kW
5.4 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-BenzGLS (X166)GLS 500
Power
456 hp
340 kW
0-100 km/h5.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
680 L
24.0 cu ft
Length
5,130 mm
202.0 in
Height
1,850 mm
72.8 in
BMWX7 (G07)50i
Power
462 hp
345 kW
0-100 km/h5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
6 seats
Trunk
326 L
11.5 cu ft
Length
5,151 mm
202.8 in
Height
1,805 mm
71.1 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-BenzGLS (X166)GLS 500
Power
456 hp
340 kW
0-100 km/h5.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
BMWX7 (G07)50i
Power
462 hp
345 kW
0-100 km/h5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
11.4 L/100 km
20.6 mpg US
24.8 mpg UK

Mercedes-Benz GLS (X166) GLS 500 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-BenzGLS (X166)GLS 500
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
5.3 s
BMWX7 (G07)50i
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
5.4 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-BenzGLS (X166)GLS 500
192 hp/t
143 kW/t
5.2 kg/hp
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
BMWX7 (G07)50i
188 hp/t
140 kW/t
5.3 kg/hp
11.4 L/100 km
20.6 mpg US
24.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzGLS (X166)GLS 500BMWX7 (G07)50i
Power
456 hp
340 kW
462 hp
345 kW
Torque
700 Nm
516 lb-ft
650 Nm
479 lb-ft
Acceleration
5.3 s
5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,370 kg
5,225 lb
2,460 kg
5,423 lb
Fuel consumption
11.3 L/100 km
20.8 mpg US
25.0 mpg UK
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
680 L
24.0 cu ft
Length
5,130 mm
202.0 in
Height
1,850 mm
72.8 in
Doors/seats
5 doors
6 seats
Trunk
326 L
11.5 cu ft
Length
5,151 mm
202.8 in
Height
1,805 mm
71.1 in
Range score
885 km
550 mi
728 km
452 mi
CO2 score
264 g/km
261 g/km
Trunk score
680 L
24.0 cu ft
326 L
11.5 cu ft
Power-to-weight score
192 hp/t
143 kW/t
5.2 kg/hp
188 hp/t
140 kW/t
5.3 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 GLS (X166) GLS 500BMW X7 (G07) 50i
Consumption11.3 L/100 km20.8 mpg US25 mpg UK11.4 L/100 km20.6 mpg US24.8 mpg UK
Cost / 100 km19.78 LC100 km19.95 LC100 km
Cost / 100 mi31.82 LC100 mi32.11 LC100 mi
Annual fuel used1,695 L448 US gal373 UK gal1,710 L452 US gal376 UK gal
Annual fuel cost2,966 LC/year2,993 LC/year

Head-to-head comparisons

Mercedes-Benz GLS (X166) GLS 500

  • Has 50 Nm more
  • Is 90 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Uses 0.1 L/100 km less fuel
  • Has 5 hp/t better power-to-weight
  • Has 157 km (97 mi) more estimated range
  • Has 354 L more trunk volume

Pros

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

Cons

  • Lowest power
  • Highest CO2 emissions

BMW X7 (G07) 50i

  • Has 6 hp more
  • Emits 3 g/km less CO2

Pros

  • Most powerful

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz GLS (X166) GLS 500
BMW X7 (G07) 50i
Compare selected cars
2 vehicles selected

Popular comparisons

GLS 500
GLS 580 V8
VS
Mercedes-BenzGLS (X166)GLS 500vsMercedes-BenzGLS (X167)GLS 580 V8
50i
M60i
VS
BMWX7 (G07)50ivsBMWX7 (G07)Facelift 2022M60i
GLS 500
GLS 600 V8
VS
Mercedes-BenzGLS (X166)GLS 500vsMercedes-BenzMaybach GLS (X167)GLS 600 V8
50i
50i
VS
BMWX7 (G07)50ivsBMWX6 (F16)50i
GLS 500
GLS 580 V8
VS
Mercedes-BenzGLS (X166)GLS 500vsMercedes-BenzGLS (X167)Facelift 2023GLS 580 V8
GLS 500
GLS 600 V8
VS
Mercedes-BenzGLS (X166)GLS 500vsMercedes-BenzMaybach GLS (X167)Facelift 2023GLS 600 V8
50i
4.4 V8
VS
BMWX7 (G07)50ivsBMWX5 M (F85)4.4 V8
GLS 500
GLS 450
VS
Mercedes-BenzGLS (X166)GLS 500vsMercedes-BenzGLS (X167)Facelift 2026GLS 450
50i
4.4 V8
VS
BMWX7 (G07)50ivsBMWX6 M (F86)4.4 V8
GLS 500
GLS 680 V8
VS
Mercedes-BenzGLS (X166)GLS 500vsMercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8
50i
4.0 diesel V8
VS
BMWX7 (G07)50ivsBentleyBentayga4.0 diesel V8
GLS 500
GL 500
VS
Mercedes-BenzGLS (X166)GLS 500vsMercedes-BenzGL (X166)GL 500
Mercedes-Benz GLS (X166) GLS 500 vs BMW X7 (G07) 50i - car comparison - FastVsFaster