Car comparison

AUDI Q8 (4M) · Facelift 2023 55 TFSI V6vsAUDI Q5 II (FY) · Facelift 2020 50 TDI V6

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

New comparison

AUDI Q8 (4M) · Facelift 2023

55 TFSI V6

340 hp2995 ccGasolineAWDAutomaticTurbochargedSUV2023-present
VS

AUDI Q5 II (FY) · Facelift 2020

50 TDI V6

286 hp2967 ccDieselAWDAutomaticTurbochargedSUV2020-2024

Comparison overview

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

Best choices

AUDI Q8 (4M) Facelift 2023 55 TFSI V6

  • Quickest 0-100 km/h
    5.6 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    340 hp
    254 kW
  • Best power-to-weight
    162 hp/t
    121 kW/t
    6.2 kg/hp
  • Largest trunk
    605 L
  • Best overall score
    73/100
  • Best performance score
    66/100
  • Best practicality score
    89/100

AUDI Q5 II (FY) Facelift 2020 50 TDI V6

  • Highest torque
    620 Nm
    457 lb-ft
  • Lightest
    1,935 kg
    4,266 lb
  • Lowest combined fuel consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Best estimated range
    1,014 km
    630 mi
  • Best economy score
    88/100

Specification comparison

Specification comparison
ModelAUDIQ8 (4M)Facelift 202355 TFSI V6AUDIQ5 II (FY)Facelift 202050 TDI V6
Power
340hp254kW
286hp213kW
Torque
500Nm369lb-ft
620Nm457lb-ft
Curb weight
2,100kg4,630lb
1,935kg4,266lb
Gross weight
2,830kg6,239lb
2,645kg5,831lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
240 km/h
149 mph
To 99% top speed
81.8s99% target: 257 km/h / 160 mph
Calculated
67.1s99% target: 238 km/h / 148 mph
Calculated
0-100 km/h
5.6s
5.7s
0-200 km/h
20.9s
Calculated
22.7s
Calculated
0-60 mph
5.3s
Calculated
5.4s
Calculated
Fuel consumption
11.4L/100 km20.6mpg US24.8mpg UK
6.9L/100 km34.1mpg US40.9mpg UK
Fuel consumption city-
8.5L/100 km27.7mpg US33.2mpg UK
Fuel consumption highway-
5.9L/100 km39.9mpg US47.9mpg UK
Quarter mile
13.7s
Calculated
13.9s
Calculated
Power-to-weight
162hp/t121kW/t73hp/1000 lb
Calculated
148hp/t110kW/t67hp/1000 lb
Calculated
Torque-to-weight
238Nm/t159lb-ft/ton
Calculated
320Nm/t214lb-ft/ton
Calculated
Estimated range
746km463mi
Calculated
1,014km630mi
Calculated
Displacement
2,995cc183cu in
2,967cc181cu in
Length
4,992mm197in
4,682mm184in
Width
1,995mm79in
1,893mm75in
Height
1,697mm67in
1,662mm65in
Wheelbase
2,998mm118in
2,819mm111in
Front track
1,679mm66in
1,616mm64in
Rear track
1,691mm67in
1,609mm63in
Trunk volume
605L
520L
Max trunk volume-
1,520L
Doors
5
5
Seats
5
5
Fuel tank
85L
70L

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) Facelift 2023 55 TFSI V6AUDI Q5 II (FY) Facelift 2020 50 TDI V6PowerTorque
  • AUDI Q8 (4M) Facelift 2023 55 TFSI V6: Power / Torque
  • AUDI Q5 II (FY) Facelift 2020 50 TDI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIQ8 (4M)Facelift 202355 TFSI V65,200-6,400 rpm1,370-4,500 rpm6,650 rpm
AUDIQ5 II (FY)Facelift 202050 TDI V63,500-4,000 rpm1,750-3,000 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIQ8 (4M)Facelift 202355 TFSI V6AUDIQ5 II (FY)Facelift 202050 TDI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
5.3 s
5.4 s
0-100 km/h
0-62 mph
5.6 s
5.7 s
0-200 km/h
0-124 mph
20.9 s
22.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
240 km/h
149 mph
Drag race simulation
60 ft
18 m
2.2 s
2.3 s
330 ft
101 m
5.9 s
6.0 s
1/8 mile
201 m
9.0 s
9.0 s
1000 ft
305 m
11.6 s
11.7 s
1/4 mile
402 m
13.7 s
13.9 s
Trap speed
1/4 mile
402 m
167 km/h
104 mph
165 km/h
103 mph

Power comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)Facelift 202355 TFSI V6
340 hp
254 kW
AUDIQ5 II (FY)Facelift 202050 TDI V6
286 hp
213 kW

AUDI Q8 (4M) Facelift 2023 55 TFSI V6 has 54 hp more than AUDI Q5 II (FY) Facelift 2020 50 TDI V6.

The biggest power difference is between AUDI Q5 II (FY) Facelift 2020 50 TDI V6 and AUDI Q8 (4M) Facelift 2023 55 TFSI V6: 54 hp (40 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)Facelift 202355 TFSI V6
500 Nm
369 lb-ft
AUDIQ5 II (FY)Facelift 202050 TDI V6
620 Nm
457 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)Facelift 202355 TFSI V6
2,100 kg
4,630 lb
AUDIQ5 II (FY)Facelift 202050 TDI V6
1,935 kg
4,266 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)Facelift 202355 TFSI V6
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIQ5 II (FY)Facelift 202050 TDI V6
240 km/h
149 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)Facelift 202355 TFSI V65.6 s
AUDIQ5 II (FY)Facelift 202050 TDI V65.7 s

The biggest 0-100 km/h difference is between AUDI Q8 (4M) Facelift 2023 55 TFSI V6 and AUDI Q5 II (FY) Facelift 2020 50 TDI V6: 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
AUDIQ8 (4M)Facelift 202355 TFSI V6
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
AUDIQ5 II (FY)Facelift 202050 TDI V6
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

The biggest fuel consumption difference is between AUDI Q5 II (FY) Facelift 2020 50 TDI V6 and AUDI Q8 (4M) Facelift 2023 55 TFSI V6: 4.5 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)Facelift 202355 TFSI V6
162 hp/t
121 kW/t
6.2 kg/hp
AUDIQ5 II (FY)Facelift 202050 TDI V6
148 hp/t
110 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)Facelift 202355 TFSI V6
746 km
463 mi
AUDIQ5 II (FY)Facelift 202050 TDI V6
1,014 km
630 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIQ8 (4M)Facelift 202355 TFSI V6
340 hp
254 kW
5.6 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIQ5 II (FY)Facelift 202050 TDI V6
286 hp
213 kW
5.7 s
240 km/h
149 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)Facelift 202355 TFSI V6
Power
340 hp
254 kW
0-100 km/h5.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
605 L
21.4 cu ft
Length
4,992 mm
196.5 in
Height
1,697 mm
66.8 in
AUDIQ5 II (FY)Facelift 202050 TDI V6
Power
286 hp
213 kW
0-100 km/h5.7 s
Top speed
240 km/h
149 mph
Doors/seats
5 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,682 mm
184.3 in
Height
1,662 mm
65.4 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
AUDIQ8 (4M)Facelift 202355 TFSI V6
Power
340 hp
254 kW
0-100 km/h5.6 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
AUDIQ5 II (FY)Facelift 202050 TDI V6
Power
286 hp
213 kW
0-100 km/h5.7 s
Top speed
240 km/h
149 mph
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

AUDI Q5 II (FY) Facelift 2020 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)Facelift 202355 TFSI V6
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
5.6 s
AUDIQ5 II (FY)Facelift 202050 TDI V6
6.9 L/100 km
34.1 mpg US
40.9 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)Facelift 202355 TFSI V6
162 hp/t
121 kW/t
6.2 kg/hp
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
AUDIQ5 II (FY)Facelift 202050 TDI V6
148 hp/t
110 kW/t
6.8 kg/hp
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIQ8 (4M)Facelift 202355 TFSI V6AUDIQ5 II (FY)Facelift 202050 TDI V6
Power
340 hp
254 kW
286 hp
213 kW
Torque
500 Nm
369 lb-ft
620 Nm
457 lb-ft
Acceleration
5.6 s
5.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
240 km/h
149 mph
Lightness
2,100 kg
4,630 lb
1,935 kg
4,266 lb
Fuel consumption
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
605 L
21.4 cu ft
Length
4,992 mm
196.5 in
Height
1,697 mm
66.8 in
Doors/seats
5 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,682 mm
184.3 in
Height
1,662 mm
65.4 in
Range score
746 km
463 mi
1,014 km
630 mi
Trunk score
605 L
21.4 cu ft
520 L
18.4 cu ft
Power-to-weight score
162 hp/t
121 kW/t
6.2 kg/hp
148 hp/t
110 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) Facelift 2023 55 TFSI V6AUDI Q5 II (FY) Facelift 2020 50 TDI V6
Consumption11.4 L/100 km20.6 mpg US24.8 mpg UK6.9 L/100 km34.1 mpg US40.9 mpg UK
Cost / 100 km19.95 LC100 km12.08 LC100 km
Cost / 100 mi32.11 LC100 mi19.43 LC100 mi
Annual fuel used1,710 L452 US gal376 UK gal1,035 L273 US gal228 UK gal
Annual fuel cost2,993 LC/year1,811 LC/year

Head-to-head comparisons

AUDI Q8 (4M) Facelift 2023 55 TFSI V6

  • Has 54 hp more
  • Is 0.1 s quicker from 0-100 km/h
  • Has 20 km/h (12 mph) higher top speed
  • Has 14 hp/t better power-to-weight
  • Has 85 L more trunk volume

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest

AUDI Q5 II (FY) Facelift 2020 50 TDI V6

  • Has 120 Nm more
  • Is 165 kg lighter
  • Uses 4.5 L/100 km less fuel
  • Has 269 km (167 mi) more estimated range

Pros

  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI Q8 (4M) 55 TFSI V6
AUDI Q5 II (FY) 50 TDI V6
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2 vehicles selected

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AUDI Q8 (4M) · Facelift 2023 55 TFSI V6 vs AUDI Q5 II (FY) · Facelift 2020 50 TDI V6 - car comparison - FastVsFaster