Car comparison

AUDI Q8 (4M) 55 TFSI V6vsBMW X7 (G07) 40i

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

New comparison

AUDI Q8 (4M)

55 TFSI V6

340 hp2995 ccGasolineAWDAutomaticTurbochargedSUV2019-2023
VS

BMW X7 (G07)

40i

340 hp2998 ccGasolineAWDAutomaticTurbochargedSUV2018-2020

Comparison overview

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

Best choices

AUDI Q8 (4M) 55 TFSI V6

  • Quickest 0-100 km/h
    5.9 s
  • Fastest top speed
    250 km/h
    155 mph
  • Most powerful
    340 hp
    254 kW
  • Highest torque
    500 Nm
    369 lb-ft
  • Lightest
    2,095 kg
    4,619 lb
  • Best power-to-weight
    162 hp/t
    121 kW/t
    6.2 kg/hp
  • Best estimated range
    934 km
    580 mi
  • Largest trunk
    605 L
  • Best overall score
    73/100
  • Best performance score
    65/100
  • Best practicality score
    89/100

BMW X7 (G07) 40i

  • Lowest combined fuel consumption
    9.0 L/100 km
    26.1 mpg US
    31.4 mpg UK
  • Lowest CO2 emissions
    205 g/km
  • Best economy score
    83/100

Specification comparison

Specification comparison
ModelAUDIQ8 (4M)55 TFSI V6BMWX7 (G07)40i
Power
340hp254kW
340hp254kW
Torque
500Nm369lb-ft
450Nm332lb-ft
Curb weight
2,095kg4,619lb
2,320kg5,115lb
Gross weight
2,820kg6,217lb
3,155kg6,956lb
Top speed
250 km/h
155 mph
245 km/h
152 mph
To 99% top speed
80.0s99% target: 248 km/h / 154 mph
Calculated
88.1s99% target: 243 km/h / 151 mph
Calculated
0-100 km/h
5.9s
6.1s
0-200 km/h
23.0s
Calculated
25.8s
Calculated
0-60 mph
5.6s
Calculated
5.8s
Calculated
Fuel consumption
9.1L/100 km25.8mpg US31.0mpg UK
9L/100 km26.1mpg US31.4mpg UK
Fuel consumption city
11.6L/100 km20.3mpg US24.4mpg UK
-
Fuel consumption highway
7.7L/100 km30.5mpg US36.7mpg UK
-
Quarter mile
14.0s
Calculated
14.3s
Calculated
Power-to-weight
162hp/t121kW/t74hp/1000 lb
Calculated
147hp/t109kW/t66hp/1000 lb
Calculated
Torque-to-weight
239Nm/t160lb-ft/ton
Calculated
194Nm/t130lb-ft/ton
Calculated
Estimated range
934km580mi
Calculated
922km573mi
Calculated
Displacement
2,995cc183cu in
2,998cc183cu in
Length
4,986mm196in
5,151mm203in
Width
1,995mm79in
2,000mm79in
Height
1,705mm67in
1,805mm71in
Wheelbase
2,995mm118in
3,105mm122in
Front track
1,679mm66in
1,684mm66in
Rear track
1,691mm67in
1,705mm67in
Ground clearance-
221mm9in
Trunk volume
605L
326L
Max trunk volume
1,755L
2,120L
Doors
5
5
Seats
5
6
Fuel tank
85L
83L
CO2 emissions
207g/km
205g/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.

AUDI Q8 (4M) 55 TFSI V6BMW X7 (G07) 40iPowerTorque
  • AUDI Q8 (4M) 55 TFSI V6: Power / Torque
  • BMW X7 (G07) 40i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIQ8 (4M)55 TFSI V65,000-6,400 rpm1,370-4,500 rpm6,650 rpm
BMWX7 (G07)40i5,500-6,500 rpm1,500-5,200 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIQ8 (4M)55 TFSI V6BMWX7 (G07)40i
Acceleration checkpoints
0-60 mph
0-97 km/h
5.6 s
5.8 s
0-100 km/h
0-62 mph
5.9 s
6.1 s
0-200 km/h
0-124 mph
23.0 s
25.8 s
Top speed
250 km/h
155 mph
245 km/h
152 mph
Drag race simulation
60 ft
18 m
2.3 s
2.3 s
330 ft
101 m
6.1 s
6.1 s
1/8 mile
201 m
9.2 s
9.2 s
1000 ft
305 m
11.8 s
12.0 s
1/4 mile
402 m
14.0 s
14.3 s
Trap speed
1/4 mile
402 m
164 km/h
102 mph
159 km/h
99 mph

Power comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)55 TFSI V6
340 hp
254 kW
BMWX7 (G07)40i
340 hp
254 kW

Torque comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)55 TFSI V6
500 Nm
369 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
AUDIQ8 (4M)55 TFSI V6
2,095 kg
4,619 lb
BMWX7 (G07)40i
2,320 kg
5,115 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)55 TFSI V6
250 km/h
155 mph
BMWX7 (G07)40i
245 km/h
152 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)55 TFSI V65.9 s
BMWX7 (G07)40i6.1 s

The biggest 0-100 km/h difference is between AUDI Q8 (4M) 55 TFSI V6 and BMW X7 (G07) 40i: 0.2 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)55 TFSI V6
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
BMWX7 (G07)40i
9.0 L/100 km
26.1 mpg US
31.4 mpg UK

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
AUDIQ8 (4M)55 TFSI V6
162 hp/t
121 kW/t
6.2 kg/hp
BMWX7 (G07)40i
147 hp/t
109 kW/t
6.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)55 TFSI V6
934 km
580 mi
BMWX7 (G07)40i
922 km
573 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIQ8 (4M)55 TFSI V6
340 hp
254 kW
5.9 s
250 km/h
155 mph
BMWX7 (G07)40i
340 hp
254 kW
6.1 s
245 km/h
152 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
AUDIQ8 (4M)55 TFSI V6
Power
340 hp
254 kW
0-100 km/h5.9 s
Top speed
250 km/h
155 mph
Doors/seats
5 doors
5 seats
Trunk
605 L
21.4 cu ft
Length
4,986 mm
196.3 in
Height
1,705 mm
67.1 in
BMWX7 (G07)40i
Power
340 hp
254 kW
0-100 km/h6.1 s
Top speed
245 km/h
152 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
AUDIQ8 (4M)55 TFSI V6
Power
340 hp
254 kW
0-100 km/h5.9 s
Top speed
250 km/h
155 mph
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
BMWX7 (G07)40i
Power
340 hp
254 kW
0-100 km/h6.1 s
Top speed
245 km/h
152 mph
9.0 L/100 km
26.1 mpg US
31.4 mpg UK

AUDI Q8 (4M) 55 TFSI 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
AUDIQ8 (4M)55 TFSI V6
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
5.9 s
BMWX7 (G07)40i
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
6.1 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
AUDIQ8 (4M)55 TFSI V6
162 hp/t
121 kW/t
6.2 kg/hp
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
BMWX7 (G07)40i
147 hp/t
109 kW/t
6.8 kg/hp
9.0 L/100 km
26.1 mpg US
31.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIQ8 (4M)55 TFSI V6BMWX7 (G07)40i
Power
340 hp
254 kW
340 hp
254 kW
Torque
500 Nm
369 lb-ft
450 Nm
332 lb-ft
Acceleration
5.9 s
6.1 s
Top speed
250 km/h
155 mph
245 km/h
152 mph
Lightness
2,095 kg
4,619 lb
2,320 kg
5,115 lb
Fuel consumption
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
605 L
21.4 cu ft
Length
4,986 mm
196.3 in
Height
1,705 mm
67.1 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
934 km
580 mi
922 km
573 mi
CO2 score
207 g/km
205 g/km
Trunk score
605 L
21.4 cu ft
326 L
11.5 cu ft
Power-to-weight score
162 hp/t
121 kW/t
6.2 kg/hp
147 hp/t
109 kW/t
6.8 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
VehicleAUDI Q8 (4M) 55 TFSI V6BMW X7 (G07) 40i
Consumption9.1 L/100 km25.8 mpg US31 mpg UK9 L/100 km26.1 mpg US31.4 mpg UK
Cost / 100 km15.92 LC100 km15.75 LC100 km
Cost / 100 mi25.63 LC100 mi25.35 LC100 mi
Annual fuel used1,365 L361 US gal300 UK gal1,350 L357 US gal297 UK gal
Annual fuel cost2,389 LC/year2,363 LC/year

Head-to-head comparisons

AUDI Q8 (4M) 55 TFSI V6

  • Has 50 Nm more
  • Is 225 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 5 km/h (3 mph) higher top speed
  • Has 16 hp/t better power-to-weight
  • Has 12 km (7 mi) more estimated range
  • Has 279 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
  • Best estimated range
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Highest CO2 emissions

BMW X7 (G07) 40i

  • Uses 0.1 L/100 km less fuel
  • Emits 2 g/km less CO2

Pros

  • Lowest combined fuel consumption

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI Q8 (4M) 55 TFSI V6
BMW X7 (G07) 40i
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