Car comparison

AUDI Q8 (4M) 50 TDI V6vsAlfa Romeo Stelvio (949) 2.0 GME

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

New comparison

AUDI Q8 (4M)

50 TDI V6

286 hp2967 ccDieselAWDAutomaticTurbochargedSUV2018-2020
VS

Alfa Romeo Stelvio (949)

2.0 GME

280 hp1995 ccGasolineAWDAutomaticTurbochargedSUV2018-2022

Comparison overview

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

Best choices

AUDI Q8 (4M) 50 TDI V6

  • Fastest top speed
    245 km/h
    152 mph
  • Most powerful
    286 hp
    213 kW
  • Highest torque
    600 Nm
    443 lb-ft
  • Lowest combined fuel consumption
    6.8 L/100 km
    34.6 mpg US
    41.5 mpg UK
  • Lowest city consumption
    7.3 L/100 km
    32.2 mpg US
    38.7 mpg UK
  • Lowest highway consumption
    6.5 L/100 km
    36.2 mpg US
    43.5 mpg UK
  • Lowest CO2 emissions
    178 g/km
  • Best estimated range
    1,103 km
    685 mi
  • Best overall score
    71/100
  • Best performance score
    62/100
  • Best economy score
    89/100
  • Best practicality score
    89/100

Specification comparison

Specification comparison
ModelAUDIQ8 (4M)50 TDI V6Alfa RomeoStelvio (949)2.0 GME
Power
286hp213kW
280hp209kW
Torque
600Nm443lb-ft
400Nm295lb-ft
Curb weight
2,145kg4,729lb
1,660kg3,660lb
Gross weight
2,890kg6,371lb
-
Top speed
245 km/h
152 mph
Unrestricted
240 km/h149 mph
Restricted
230 km/h143 mph
Calculated
To 99% top speed
90.8s99% target: 243 km/h / 151 mph
Calculated
65.5s99% target: 238 km/h / 148 mph
Calculated
0-100 km/h
6.3s
5.7s
0-200 km/h
26.6s
Calculated
22.4s
Calculated
0-60 mph
6.0s
Calculated
5.4s
Calculated
Fuel consumption
6.8L/100 km34.6mpg US41.5mpg UK
8L/100 km29.4mpg US35.3mpg UK
Fuel consumption city
7.3L/100 km32.2mpg US38.7mpg UK
10.2L/100 km23.1mpg US27.7mpg UK
Fuel consumption highway
6.5L/100 km36.2mpg US43.5mpg UK
6.8L/100 km34.6mpg US41.5mpg UK
Quarter mile
14.4s
Calculated
13.9s
Calculated
Power-to-weight
133hp/t99kW/t60hp/1000 lb
Calculated
169hp/t126kW/t77hp/1000 lb
Calculated
Torque-to-weight
280Nm/t187lb-ft/ton
Calculated
241Nm/t161lb-ft/ton
Calculated
Estimated range
1,103km685mi
Calculated
800km497mi
Calculated
Displacement
2,967cc181cu in
1,995cc122cu in
Length
4,986mm196in
4,686mm184in
Width
1,995mm79in
1,903mm75in
Height
1,705mm67in
1,693mm67in
Wheelbase
2,995mm118in
2,818mm111in
Front track
1,679mm66in
-
Rear track
1,691mm67in
-
Ground clearance
254mm10in
-
Trunk volume
605L
-
Max trunk volume
1,755L
-
Doors
5
5
Seats
5
5
Fuel tank
75L
64L
CO2 emissions
178g/km
186g/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) 50 TDI V6Alfa Romeo Stelvio (949) 2.0 GMEPowerTorque
  • AUDI Q8 (4M) 50 TDI V6: Power / Torque
  • Alfa Romeo Stelvio (949) 2.0 GME: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIQ8 (4M)50 TDI V63,500-4,000 rpm2,250-3,250 rpm4,250 rpm
Alfa RomeoStelvio (949)2.0 GME5,250 rpm2,250 rpm5,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIQ8 (4M)50 TDI V6Alfa RomeoStelvio (949)2.0 GME
Acceleration checkpoints
0-60 mph
0-97 km/h
6.0 s
5.4 s
0-100 km/h
0-62 mph
6.3 s
5.7 s
0-200 km/h
0-124 mph
26.6 s
22.4 s
Top speed
245 km/h
152 mph
Unrestricted
240 km/h149 mph
Restricted
230 km/h143 mph
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.3 s
330 ft
101 m
6.2 s
6.0 s
1/8 mile
201 m
9.4 s
9.1 s
1000 ft
305 m
12.1 s
11.7 s
1/4 mile
402 m
14.4 s
13.9 s
Trap speed
1/4 mile
402 m
158 km/h
98 mph
166 km/h
103 mph

Power comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)50 TDI V6
286 hp
213 kW
Alfa RomeoStelvio (949)2.0 GME
280 hp
209 kW

AUDI Q8 (4M) 50 TDI V6 has 6 hp more than Alfa Romeo Stelvio (949) 2.0 GME.

The biggest power difference is between Alfa Romeo Stelvio (949) 2.0 GME and AUDI Q8 (4M) 50 TDI V6: 6 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)50 TDI V6
600 Nm
443 lb-ft
Alfa RomeoStelvio (949)2.0 GME
400 Nm
295 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)50 TDI V6
2,145 kg
4,729 lb
Alfa RomeoStelvio (949)2.0 GME
1,660 kg
3,660 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)50 TDI V6
245 km/h
152 mph
Alfa RomeoStelvio (949)2.0 GME
Unrestricted
240 km/h149 mph
Restricted
230 km/h143 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)50 TDI V66.3 s
Alfa RomeoStelvio (949)2.0 GME5.7 s

Although AUDI Q8 (4M) 50 TDI V6 has more power, Alfa Romeo Stelvio (949) 2.0 GME is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Alfa Romeo Stelvio (949) 2.0 GME and AUDI Q8 (4M) 50 TDI V6: 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
AUDIQ8 (4M)50 TDI V6
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
Alfa RomeoStelvio (949)2.0 GME
8.0 L/100 km
29.4 mpg US
35.3 mpg UK

The biggest fuel consumption difference is between AUDI Q8 (4M) 50 TDI V6 and Alfa Romeo Stelvio (949) 2.0 GME: 1.2 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
AUDIQ8 (4M)50 TDI V6
133 hp/t
99 kW/t
7.5 kg/hp
Alfa RomeoStelvio (949)2.0 GME
169 hp/t
126 kW/t
5.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)50 TDI V6
1,103 km
685 mi
Alfa RomeoStelvio (949)2.0 GME
800 km
497 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIQ8 (4M)50 TDI V6
286 hp
213 kW
6.3 s
245 km/h
152 mph
Alfa RomeoStelvio (949)2.0 GME
280 hp
209 kW
5.7 s
Unrestricted
240 km/h149 mph
Restricted
230 km/h143 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)50 TDI V6
Power
286 hp
213 kW
0-100 km/h6.3 s
Top speed
245 km/h
152 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
Alfa RomeoStelvio (949)2.0 GME
Power
280 hp
209 kW
0-100 km/h5.7 s
Top speed
Unrestricted
240 km/h149 mph
Restricted
230 km/h143 mph
Doors/seats
5 doors
5 seats
Trunk-
Length
4,686 mm
184.5 in
Height
1,693 mm
66.7 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)50 TDI V6
Power
286 hp
213 kW
0-100 km/h6.3 s
Top speed
245 km/h
152 mph
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
Alfa RomeoStelvio (949)2.0 GME
Power
280 hp
209 kW
0-100 km/h5.7 s
Top speed
Unrestricted
240 km/h149 mph
Restricted
230 km/h143 mph
8.0 L/100 km
29.4 mpg US
35.3 mpg UK

AUDI Q8 (4M) 50 TDI 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)50 TDI V6
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
6.3 s
Alfa RomeoStelvio (949)2.0 GME
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
5.7 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)50 TDI V6
133 hp/t
99 kW/t
7.5 kg/hp
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
Alfa RomeoStelvio (949)2.0 GME
169 hp/t
126 kW/t
5.9 kg/hp
8.0 L/100 km
29.4 mpg US
35.3 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIQ8 (4M)50 TDI V6Alfa RomeoStelvio (949)2.0 GME
Power
286 hp
213 kW
280 hp
209 kW
Torque
600 Nm
443 lb-ft
400 Nm
295 lb-ft
Acceleration
6.3 s
5.7 s
Top speed
245 km/h
152 mph
Unrestricted
240 km/h149 mph
Restricted
230 km/h143 mph
Lightness
2,145 kg
4,729 lb
1,660 kg
3,660 lb
Fuel consumption
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
8.0 L/100 km
29.4 mpg US
35.3 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
5 seats
Trunk-
Length
4,686 mm
184.5 in
Height
1,693 mm
66.7 in
Range score
1,103 km
685 mi
800 km
497 mi
CO2 score
178 g/km
186 g/km
Trunk score
605 L
21.4 cu ft
-
Power-to-weight score
133 hp/t
99 kW/t
7.5 kg/hp
169 hp/t
126 kW/t
5.9 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) 50 TDI V6Alfa Romeo Stelvio (949) 2.0 GME
Consumption6.8 L/100 km34.6 mpg US41.5 mpg UK8 L/100 km29.4 mpg US35.3 mpg UK
Cost / 100 km11.90 LC100 km14.00 LC100 km
Cost / 100 mi19.15 LC100 mi22.53 LC100 mi
Annual fuel used1,020 L269 US gal224 UK gal1,200 L317 US gal264 UK gal
Annual fuel cost1,785 LC/year2,100 LC/year

Head-to-head comparisons

AUDI Q8 (4M) 50 TDI V6

  • Has 6 hp more
  • Has 200 Nm more
  • Has 5 km/h (3 mph) higher top speed
  • Uses 1.2 L/100 km less fuel
  • Has 303 km (188 mi) more estimated range
  • Emits 8 g/km less CO2

Pros

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

Cons

  • Slowest 0-100 km/h
  • Heaviest

Alfa Romeo Stelvio (949) 2.0 GME

  • Is 485 kg lighter
  • Is 0.6 s quicker from 0-100 km/h
  • Has 35 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Lightest
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI Q8 (4M) 50 TDI V6
Alfa Romeo Stelvio (949) 2.0 GME
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