Car comparison

Porsche Cayenne III · Facelift 2023 S 4.0 V8vsMercedes-Benz GLS (X167) GLS 580 V8

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

New comparison

Porsche Cayenne III · Facelift 2023

S 4.0 V8

474 hp3996 ccGasolineAWDAutomaticTwin-turboSUV2023-present
VS

Mercedes-Benz GLS (X167)

GLS 580 V8

489 hp3982 ccGasolineAWDAutomaticTwin-turboSUV2020-2021

Comparison overview

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

Best choices

Porsche Cayenne III Facelift 2023 S 4.0 V8

  • Quickest 0-100 km/h
    5.0 s
  • Fastest top speed
    273 km/h
    170 mph
  • Lightest
    2,160 kg
    4,762 lb
  • Best power-to-weight
    219 hp/t
    164 kW/t
    4.6 kg/hp
  • Largest trunk
    698 L
  • Best overall score
    82/100
  • Best performance score
    77/100
  • Best practicality score
    92/100

Mercedes-Benz GLS (X167) GLS 580 V8

  • Most powerful
    489 hp
    365 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Lowest combined fuel consumption
    11.0 L/100 km
    21.4 mpg US
    25.7 mpg UK
  • Best estimated range
    818 km
    508 mi
  • Best economy score
    77/100

Specification comparison

Specification comparison
ModelPorscheCayenne IIIFacelift 2023S 4.0 V8Mercedes-BenzGLS (X167)GLS 580 V8
Power
474hp353kW
489hp365kW
Torque
600Nm443lb-ft
700Nm516lb-ft
Curb weight
2,160kg4,762lb
2,470kg5,445lb
Gross weight
2,930kg6,460lb
3,250kg7,165lb
Top speed
273 km/h
170 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
87.3s99% target: 270 km/h / 168 mph
Calculated
77.4s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.0s
5.3s
0-200 km/h
18.6s
19.8s
Calculated
0-60 mph
4.7s
Calculated
5.0s
Calculated
Fuel consumption
13.4L/100 km17.6mpg US21.1mpg UK
11L/100 km21.4mpg US25.7mpg UK
Fuel consumption city-
15L/100 km15.7mpg US18.8mpg UK
Fuel consumption highway-
8.9L/100 km26.4mpg US31.7mpg UK
Quarter mile
13.2s
Calculated
13.5s
Calculated
Power-to-weight
219hp/t164kW/t100hp/1000 lb
Calculated
198hp/t148kW/t90hp/1000 lb
Calculated
Torque-to-weight
278Nm/t186lb-ft/ton
Calculated
283Nm/t190lb-ft/ton
Calculated
Estimated range
672km417mi
Calculated
818km508mi
Calculated
Displacement
3,996cc244cu in
3,982cc243cu in
Length
4,930mm194in
5,207mm205in
Width
1,983mm78in
2,030mm80in
Height
1,697mm67in
1,838mm72in
Wheelbase
2,895mm114in
3,135mm123in
Front track-
1,669mm66in
Rear track-
1,692mm67in
Ground clearance
193mm8in
215mm8in
Trunk volume
698L
355L
Max trunk volume
1,708L
2,400L
Doors
5
5
Seats
5
7
Fuel tank
90L
90L

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.

Porsche Cayenne III Facelift 2023 S 4.0 V8Mercedes-Benz GLS (X167) GLS 580 V8PowerTorque
  • Porsche Cayenne III Facelift 2023 S 4.0 V8: Power / Torque
  • Mercedes-Benz GLS (X167) GLS 580 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheCayenne IIIFacelift 2023S 4.0 V86,000 rpm2,000-5,000 rpm6,800 rpm
Mercedes-BenzGLS (X167)GLS 580 V8-2,000-4,000 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheCayenne IIIFacelift 2023S 4.0 V8Mercedes-BenzGLS (X167)GLS 580 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.7 s
5.0 s
0-100 km/h
0-62 mph
5.0 s
5.3 s
0-200 km/h
0-124 mph
18.6 s
19.8 s
Top speed
273 km/h
170 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.1 s
2.2 s
330 ft
101 m
5.6 s
5.8 s
1/8 mile
201 m
8.6 s
8.8 s
1000 ft
305 m
11.1 s
11.3 s
1/4 mile
402 m
13.2 s
13.5 s
Trap speed
1/4 mile
402 m
173 km/h
107 mph
170 km/h
106 mph

Power comparison

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

Chart data table
VehicleValue
PorscheCayenne IIIFacelift 2023S 4.0 V8
474 hp
353 kW
Mercedes-BenzGLS (X167)GLS 580 V8
489 hp
365 kW

Mercedes-Benz GLS (X167) GLS 580 V8 has 15 hp more than Porsche Cayenne III Facelift 2023 S 4.0 V8.

The biggest power difference is between Porsche Cayenne III Facelift 2023 S 4.0 V8 and Mercedes-Benz GLS (X167) GLS 580 V8: 15 hp (11 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheCayenne IIIFacelift 2023S 4.0 V8
600 Nm
443 lb-ft
Mercedes-BenzGLS (X167)GLS 580 V8
700 Nm
516 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheCayenne IIIFacelift 2023S 4.0 V8
2,160 kg
4,762 lb
Mercedes-BenzGLS (X167)GLS 580 V8
2,470 kg
5,445 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
PorscheCayenne IIIFacelift 2023S 4.0 V8
273 km/h
170 mph
Mercedes-BenzGLS (X167)GLS 580 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
PorscheCayenne IIIFacelift 2023S 4.0 V85.0 s
Mercedes-BenzGLS (X167)GLS 580 V85.3 s

Although Mercedes-Benz GLS (X167) GLS 580 V8 has more power, Porsche Cayenne III Facelift 2023 S 4.0 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche Cayenne III Facelift 2023 S 4.0 V8 and Mercedes-Benz GLS (X167) GLS 580 V8: 0.3 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
PorscheCayenne IIIFacelift 2023S 4.0 V8
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
Mercedes-BenzGLS (X167)GLS 580 V8
11.0 L/100 km
21.4 mpg US
25.7 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz GLS (X167) GLS 580 V8 and Porsche Cayenne III Facelift 2023 S 4.0 V8: 2.4 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
PorscheCayenne IIIFacelift 2023S 4.0 V8
219 hp/t
164 kW/t
4.6 kg/hp
Mercedes-BenzGLS (X167)GLS 580 V8
198 hp/t
148 kW/t
5.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
PorscheCayenne IIIFacelift 2023S 4.0 V8
672 km
417 mi
Mercedes-BenzGLS (X167)GLS 580 V8
818 km
508 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheCayenne IIIFacelift 2023S 4.0 V8
474 hp
353 kW
5.0 s
273 km/h
170 mph
Mercedes-BenzGLS (X167)GLS 580 V8
489 hp
365 kW
5.3 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
PorscheCayenne IIIFacelift 2023S 4.0 V8
Power
474 hp
353 kW
0-100 km/h5.0 s
Top speed
273 km/h
170 mph
Doors/seats
5 doors
5 seats
Trunk
698 L
24.6 cu ft
Length
4,930 mm
194.1 in
Height
1,697 mm
66.8 in
Mercedes-BenzGLS (X167)GLS 580 V8
Power
489 hp
365 kW
0-100 km/h5.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
7 seats
Trunk
355 L
12.5 cu ft
Length
5,207 mm
205.0 in
Height
1,838 mm
72.4 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
PorscheCayenne IIIFacelift 2023S 4.0 V8
Power
474 hp
353 kW
0-100 km/h5.0 s
Top speed
273 km/h
170 mph
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
Mercedes-BenzGLS (X167)GLS 580 V8
Power
489 hp
365 kW
0-100 km/h5.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
11.0 L/100 km
21.4 mpg US
25.7 mpg UK

Mercedes-Benz GLS (X167) GLS 580 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
PorscheCayenne IIIFacelift 2023S 4.0 V8
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
5.0 s
Mercedes-BenzGLS (X167)GLS 580 V8
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
5.3 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
PorscheCayenne IIIFacelift 2023S 4.0 V8
219 hp/t
164 kW/t
4.6 kg/hp
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
Mercedes-BenzGLS (X167)GLS 580 V8
198 hp/t
148 kW/t
5.1 kg/hp
11.0 L/100 km
21.4 mpg US
25.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheCayenne IIIFacelift 2023S 4.0 V8Mercedes-BenzGLS (X167)GLS 580 V8
Power
474 hp
353 kW
489 hp
365 kW
Torque
600 Nm
443 lb-ft
700 Nm
516 lb-ft
Acceleration
5.0 s
5.3 s
Top speed
273 km/h
170 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,160 kg
4,762 lb
2,470 kg
5,445 lb
Fuel consumption
13.4 L/100 km
17.6 mpg US
21.1 mpg UK
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
698 L
24.6 cu ft
Length
4,930 mm
194.1 in
Height
1,697 mm
66.8 in
Doors/seats
5 doors
7 seats
Trunk
355 L
12.5 cu ft
Length
5,207 mm
205.0 in
Height
1,838 mm
72.4 in
Range score
672 km
417 mi
818 km
508 mi
Trunk score
698 L
24.6 cu ft
355 L
12.5 cu ft
Power-to-weight score
219 hp/t
164 kW/t
4.6 kg/hp
198 hp/t
148 kW/t
5.1 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
VehiclePorsche Cayenne III Facelift 2023 S 4.0 V8Mercedes-Benz GLS (X167) GLS 580 V8
Consumption13.4 L/100 km17.6 mpg US21.1 mpg UK11 L/100 km21.4 mpg US25.7 mpg UK
Cost / 100 km23.45 LC100 km19.25 LC100 km
Cost / 100 mi37.74 LC100 mi30.98 LC100 mi
Annual fuel used2,010 L531 US gal442 UK gal1,650 L436 US gal363 UK gal
Annual fuel cost3,518 LC/year2,888 LC/year

Head-to-head comparisons

Porsche Cayenne III Facelift 2023 S 4.0 V8

  • Is 310 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 13 km/h (8 mph) higher top speed
  • Has 21 hp/t better power-to-weight
  • Has 343 L more trunk volume

Pros

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

Cons

  • Lowest power
  • Highest combined fuel consumption

Mercedes-Benz GLS (X167) GLS 580 V8

  • Has 15 hp more
  • Has 100 Nm more
  • Uses 2.4 L/100 km less fuel
  • Has 147 km (91 mi) more estimated range

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Cayenne III S 4.0 V8
Mercedes-Benz GLS (X167) GLS 580 V8
Compare selected cars
2 vehicles selected

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