Car comparison

Porsche Cayenne III 3.0 V6vsBMW X7 (G07) 40i

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

New comparison

Porsche Cayenne III

3.0 V6

340 hp2995 ccGasolineAWDAutomaticTurbochargedSUV2017-2023
VS

BMW X7 (G07)

40i

333 hp2998 ccGasolineAWDAutomaticTurbochargedSUV2020-2022

Comparison overview

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

Best choices

Porsche Cayenne III 3.0 V6

  • Quickest 0-100 km/h
    6.2 s
  • Fastest top speed
    245 km/h
    152 mph
  • Most powerful
    340 hp
    254 kW
  • Highest torque
    450 Nm
    332 lb-ft
  • Lightest
    1,985 kg
    4,376 lb
  • Best power-to-weight
    171 hp/t
    128 kW/t
    5.8 kg/hp
  • Largest trunk
    770 L
  • Best overall score
    72/100
  • Best performance score
    63/100
  • Best practicality score
    92/100

BMW X7 (G07) 40i

  • Lowest combined fuel consumption
    8.6 L/100 km
    27.4 mpg US
    32.8 mpg UK
  • Lowest city consumption
    10.5 L/100 km
    22.4 mpg US
    26.9 mpg UK
  • Lowest highway consumption
    7.5 L/100 km
    31.4 mpg US
    37.7 mpg UK
  • Best estimated range
    965 km
    600 mi
  • Best economy score
    84/100

Specification comparison

Specification comparison
ModelPorscheCayenne III3.0 V6BMWX7 (G07)40i
Power
340hp254kW
333hp248kW
Torque
450Nm332lb-ft
450Nm332lb-ft
Curb weight
1,985kg4,376lb
2,360kg5,203lb
Gross weight
2,830kg6,239lb
3,195kg7,044lb
Top speed
245 km/h
152 mph
243 km/h
151 mph
To 99% top speed
80.1s99% target: 243 km/h / 151 mph
Calculated
91.3s99% target: 241 km/h / 149 mph
Calculated
0-100 km/h
6.2s
6.3s
0-200 km/h
24.7s
Calculated
27.2s
Calculated
0-60 mph
5.9s
Calculated
6.0s
Calculated
Fuel consumption
9.2L/100 km25.6mpg US30.7mpg UK
8.6L/100 km27.4mpg US32.8mpg UK
Fuel consumption city
11.3L/100 km20.8mpg US25.0mpg UK
10.5L/100 km22.4mpg US26.9mpg UK
Fuel consumption highway
8L/100 km29.4mpg US35.3mpg UK
7.5L/100 km31.4mpg US37.7mpg UK
Quarter mile
14.3s
Calculated
14.4s
Calculated
Power-to-weight
171hp/t128kW/t78hp/1000 lb
Calculated
141hp/t105kW/t64hp/1000 lb
Calculated
Torque-to-weight
227Nm/t152lb-ft/ton
Calculated
191Nm/t128lb-ft/ton
Calculated
Estimated range
815km507mi
Calculated
965km600mi
Calculated
Displacement
2,995cc183cu in
2,998cc183cu in
Length
4,918mm194in
5,151mm203in
Width
1,983mm78in
2,000mm79in
Height
1,696mm67in
1,805mm71in
Wheelbase
2,895mm114in
3,105mm122in
Front track-
1,684mm66in
Rear track-
1,705mm67in
Ground clearance-
221mm9in
Trunk volume
770L
326L
Max trunk volume
1,710L
2,120L
Doors
5
5
Seats
5
6
Fuel tank
75L
83L
CO2 emissions
209g/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 3.0 V6BMW X7 (G07) 40iPowerTorque
  • Porsche Cayenne III 3.0 V6: Power / Torque
  • BMW X7 (G07) 40i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheCayenne III3.0 V65,300-6,400 rpm1,340-5,300 rpm6,650 rpm
BMWX7 (G07)40i5,500-6,250 rpm1,600-4,800 rpm6,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheCayenne III3.0 V6BMWX7 (G07)40i
Acceleration checkpoints
0-60 mph
0-97 km/h
5.9 s
6.0 s
0-100 km/h
0-62 mph
6.2 s
6.3 s
0-200 km/h
0-124 mph
24.7 s
27.2 s
Top speed
245 km/h
152 mph
243 km/h
151 mph
Drag race simulation
60 ft
18 m
2.3 s
2.3 s
330 ft
101 m
6.2 s
6.2 s
1/8 mile
201 m
9.3 s
9.4 s
1000 ft
305 m
12.0 s
12.1 s
1/4 mile
402 m
14.3 s
14.4 s
Trap speed
1/4 mile
402 m
161 km/h
100 mph
157 km/h
97 mph

Power comparison

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

Chart data table
VehicleValue
PorscheCayenne III3.0 V6
340 hp
254 kW
BMWX7 (G07)40i
333 hp
248 kW

Porsche Cayenne III 3.0 V6 has 7 hp more than BMW X7 (G07) 40i.

The biggest power difference is between BMW X7 (G07) 40i and Porsche Cayenne III 3.0 V6: 7 hp (5 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheCayenne III3.0 V6
450 Nm
332 lb-ft
BMWX7 (G07)40i
450 Nm
332 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheCayenne III3.0 V6
1,985 kg
4,376 lb
BMWX7 (G07)40i
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
PorscheCayenne III3.0 V6
245 km/h
152 mph
BMWX7 (G07)40i
243 km/h
151 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
PorscheCayenne III3.0 V66.2 s
BMWX7 (G07)40i6.3 s

The biggest 0-100 km/h difference is between Porsche Cayenne III 3.0 V6 and BMW X7 (G07) 40i: 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
PorscheCayenne III3.0 V6
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
BMWX7 (G07)40i
8.6 L/100 km
27.4 mpg US
32.8 mpg UK

The biggest fuel consumption difference is between BMW X7 (G07) 40i and Porsche Cayenne III 3.0 V6: 0.6 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 III3.0 V6
171 hp/t
128 kW/t
5.8 kg/hp
BMWX7 (G07)40i
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
PorscheCayenne III3.0 V6
815 km
507 mi
BMWX7 (G07)40i
965 km
600 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheCayenne III3.0 V6
340 hp
254 kW
6.2 s
245 km/h
152 mph
BMWX7 (G07)40i
333 hp
248 kW
6.3 s
243 km/h
151 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 III3.0 V6
Power
340 hp
254 kW
0-100 km/h6.2 s
Top speed
245 km/h
152 mph
Doors/seats
5 doors
5 seats
Trunk
770 L
27.2 cu ft
Length
4,918 mm
193.6 in
Height
1,696 mm
66.8 in
BMWX7 (G07)40i
Power
333 hp
248 kW
0-100 km/h6.3 s
Top speed
243 km/h
151 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 III3.0 V6
Power
340 hp
254 kW
0-100 km/h6.2 s
Top speed
245 km/h
152 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
BMWX7 (G07)40i
Power
333 hp
248 kW
0-100 km/h6.3 s
Top speed
243 km/h
151 mph
8.6 L/100 km
27.4 mpg US
32.8 mpg UK

Porsche Cayenne III 3.0 V6 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 III3.0 V6
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
6.2 s
BMWX7 (G07)40i
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
6.3 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 III3.0 V6
171 hp/t
128 kW/t
5.8 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
BMWX7 (G07)40i
141 hp/t
105 kW/t
7.1 kg/hp
8.6 L/100 km
27.4 mpg US
32.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheCayenne III3.0 V6BMWX7 (G07)40i
Power
340 hp
254 kW
333 hp
248 kW
Torque
450 Nm
332 lb-ft
450 Nm
332 lb-ft
Acceleration
6.2 s
6.3 s
Top speed
245 km/h
152 mph
243 km/h
151 mph
Lightness
1,985 kg
4,376 lb
2,360 kg
5,203 lb
Fuel consumption
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
770 L
27.2 cu ft
Length
4,918 mm
193.6 in
Height
1,696 mm
66.8 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
815 km
507 mi
965 km
600 mi
CO2 score
209 g/km
-
Trunk score
770 L
27.2 cu ft
326 L
11.5 cu ft
Power-to-weight score
171 hp/t
128 kW/t
5.8 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
VehiclePorsche Cayenne III 3.0 V6BMW X7 (G07) 40i
Consumption9.2 L/100 km25.6 mpg US30.7 mpg UK8.6 L/100 km27.4 mpg US32.8 mpg UK
Cost / 100 km16.10 LC100 km15.05 LC100 km
Cost / 100 mi25.91 LC100 mi24.22 LC100 mi
Annual fuel used1,380 L365 US gal304 UK gal1,290 L341 US gal284 UK gal
Annual fuel cost2,415 LC/year2,258 LC/year

Head-to-head comparisons

Porsche Cayenne III 3.0 V6

  • Has 7 hp more
  • Is 375 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Has 2 km/h (1 mph) higher top speed
  • Has 30 hp/t better power-to-weight
  • Has 444 L more trunk volume

Pros

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

Cons

  • Highest combined fuel consumption

BMW X7 (G07) 40i

  • Uses 0.6 L/100 km less fuel
  • Has 150 km (93 mi) more estimated range

Pros

  • Lowest combined fuel consumption
  • Best estimated range

Cons

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

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Porsche Cayenne III 3.0 V6
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