Car comparison

Porsche Cayenne III GTS 4.0 V8vsBMW X7 (G07) 50i

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

New comparison

Porsche Cayenne III

GTS 4.0 V8

460 hp3996 ccGasolineAWDAutomaticTwin-turboSUV2020-2023
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

Porsche Cayenne III GTS 4.0 V8

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    270 km/h
    168 mph
  • Lightest
    2,145 kg
    4,729 lb
  • Best power-to-weight
    214 hp/t
    160 kW/t
    4.7 kg/hp
  • Lowest combined fuel consumption
    11.4 L/100 km
    20.6 mpg US
    24.8 mpg UK
  • Lowest CO2 emissions
    260 g/km
  • Best estimated range
    789 km
    491 mi
  • Largest trunk
    772 L
  • Best overall score
    82/100
  • Best performance score
    78/100
  • Best economy score
    76/100
  • Best practicality score
    92/100

Specification comparison

Specification comparison
ModelPorscheCayenne IIIGTS 4.0 V8BMWX7 (G07)50i
Power
460hp343kW
462hp345kW
Torque
620Nm457lb-ft
650Nm479lb-ft
Curb weight
2,145kg4,729lb
2,460kg5,423lb
Gross weight
2,860kg6,305lb
3,255kg7,176lb
Top speed
270 km/h
168 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
80.9s99% target: 267 km/h / 166 mph
Calculated
80.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.8s
5.4s
0-200 km/h
17.9s
20.4s
Calculated
0-60 mph
4.6s
Calculated
5.1s
Calculated
Fuel consumption
11.4L/100 km20.6mpg US24.8mpg UK
11.4L/100 km20.6mpg US24.8mpg UK
Fuel consumption city
15.3L/100 km15.4mpg US18.5mpg UK
-
Fuel consumption highway
9.1L/100 km25.8mpg US31.0mpg UK
-
Quarter mile
13.0s
Calculated
13.6s
Calculated
Power-to-weight
214hp/t160kW/t97hp/1000 lb
Calculated
188hp/t140kW/t85hp/1000 lb
Calculated
Torque-to-weight
289Nm/t193lb-ft/ton
Calculated
264Nm/t177lb-ft/ton
Calculated
Estimated range
789km491mi
Calculated
728km452mi
Calculated
Displacement
3,996cc244cu in
4,395cc268cu in
Length
4,929mm194in
5,151mm203in
Width
1,983mm78in
2,000mm79in
Height
1,676mm66in
1,805mm71in
Wheelbase
2,895mm114in
3,105mm122in
Front track
1,682mm66in
1,684mm66in
Rear track
1,665mm66in
1,705mm67in
Ground clearance-
221mm9in
Trunk volume
772L
326L
Max trunk volume
1,708L
2,120L
Doors
5
5
Seats
5
6
Fuel tank
90L
83L
CO2 emissions
260g/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.

Porsche Cayenne III GTS 4.0 V8BMW X7 (G07) 50iPowerTorque
  • Porsche Cayenne III GTS 4.0 V8: Power / Torque
  • BMW X7 (G07) 50i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheCayenne IIIGTS 4.0 V86,000-6,500 rpm1,800-4,500 rpm6,800 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
MetricPorscheCayenne IIIGTS 4.0 V8BMWX7 (G07)50i
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
5.1 s
0-100 km/h
0-62 mph
4.8 s
5.4 s
0-200 km/h
0-124 mph
17.9 s
20.4 s
Top speed
270 km/h
168 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely 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
8.4 s
8.8 s
1000 ft
305 m
10.9 s
11.4 s
1/4 mile
402 m
13.0 s
13.6 s
Trap speed
1/4 mile
402 m
175 km/h
109 mph
169 km/h
105 mph

Power comparison

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

Chart data table
VehicleValue
PorscheCayenne IIIGTS 4.0 V8
460 hp
343 kW
BMWX7 (G07)50i
462 hp
345 kW

BMW X7 (G07) 50i has 2 hp more than Porsche Cayenne III GTS 4.0 V8.

The biggest power difference is between Porsche Cayenne III GTS 4.0 V8 and BMW X7 (G07) 50i: 2 hp (1 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheCayenne IIIGTS 4.0 V8
620 Nm
457 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
PorscheCayenne IIIGTS 4.0 V8
2,145 kg
4,729 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
PorscheCayenne IIIGTS 4.0 V8
270 km/h
168 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
PorscheCayenne IIIGTS 4.0 V84.8 s
BMWX7 (G07)50i5.4 s

Although BMW X7 (G07) 50i has more power, Porsche Cayenne III GTS 4.0 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche Cayenne III GTS 4.0 V8 and BMW X7 (G07) 50i: 0.6 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 IIIGTS 4.0 V8
11.4 L/100 km
20.6 mpg US
24.8 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
PorscheCayenne IIIGTS 4.0 V8
214 hp/t
160 kW/t
4.7 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
PorscheCayenne IIIGTS 4.0 V8
789 km
491 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
PorscheCayenne IIIGTS 4.0 V8
460 hp
343 kW
4.8 s
270 km/h
168 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
PorscheCayenne IIIGTS 4.0 V8
Power
460 hp
343 kW
0-100 km/h4.8 s
Top speed
270 km/h
168 mph
Doors/seats
5 doors
5 seats
Trunk
772 L
27.3 cu ft
Length
4,929 mm
194.1 in
Height
1,676 mm
66.0 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
PorscheCayenne IIIGTS 4.0 V8
Power
460 hp
343 kW
0-100 km/h4.8 s
Top speed
270 km/h
168 mph
11.4 L/100 km
20.6 mpg US
24.8 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

Porsche Cayenne III GTS 4.0 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 IIIGTS 4.0 V8
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
4.8 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
PorscheCayenne IIIGTS 4.0 V8
214 hp/t
160 kW/t
4.7 kg/hp
11.4 L/100 km
20.6 mpg US
24.8 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
VehiclePorscheCayenne IIIGTS 4.0 V8BMWX7 (G07)50i
Power
460 hp
343 kW
462 hp
345 kW
Torque
620 Nm
457 lb-ft
650 Nm
479 lb-ft
Acceleration
4.8 s
5.4 s
Top speed
270 km/h
168 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,145 kg
4,729 lb
2,460 kg
5,423 lb
Fuel consumption
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
772 L
27.3 cu ft
Length
4,929 mm
194.1 in
Height
1,676 mm
66.0 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
789 km
491 mi
728 km
452 mi
CO2 score
260 g/km
261 g/km
Trunk score
772 L
27.3 cu ft
326 L
11.5 cu ft
Power-to-weight score
214 hp/t
160 kW/t
4.7 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
VehiclePorsche Cayenne III GTS 4.0 V8BMW X7 (G07) 50i
Consumption11.4 L/100 km20.6 mpg US24.8 mpg UK11.4 L/100 km20.6 mpg US24.8 mpg UK
Cost / 100 km19.95 LC100 km19.95 LC100 km
Cost / 100 mi32.11 LC100 mi32.11 LC100 mi
Annual fuel used1,710 L452 US gal376 UK gal1,710 L452 US gal376 UK gal
Annual fuel cost2,993 LC/year2,993 LC/year

Head-to-head comparisons

Porsche Cayenne III GTS 4.0 V8

  • Is 315 kg lighter
  • Is 0.6 s quicker from 0-100 km/h
  • Has 10 km/h (6 mph) higher top speed
  • Has 27 hp/t better power-to-weight
  • Has 61 km (38 mi) more estimated range
  • Has 446 L more trunk volume
  • Emits 1 g/km less CO2

Pros

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

Cons

  • Lowest power

BMW X7 (G07) 50i

  • Has 2 hp more
  • Has 30 Nm more

Pros

  • Most powerful
  • Highest torque

Cons

  • Slowest 0-100 km/h
  • Heaviest
  • Lowest top speed
  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Cayenne III GTS 4.0 V8
BMW X7 (G07) 50i
Compare selected cars
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