Car comparison

AUDI Q8 (4M) · Facelift 2023 45 TDI V6vsAUDI Q5 II (FY) · Facelift 2020 40 TFSI

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

New comparison

AUDI Q8 (4M) · Facelift 2023

45 TDI V6

231 hp2967 ccDieselAWDAutomaticTurbochargedSUV2023-present
VS

AUDI Q5 II (FY) · Facelift 2020

40 TFSI

204 hp1984 ccGasolineAWDAutomaticTurbochargedSUV2021-2024

Comparison overview

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

Best choices

AUDI Q8 (4M) Facelift 2023 45 TDI V6

  • Quickest 0-100 km/h
    7.1 s
  • Fastest top speed
    226 km/h
    140 mph
  • Most powerful
    231 hp
    172 kW
  • Highest torque
    500 Nm
    369 lb-ft
  • Largest trunk
    605 L
  • Best overall score
    65/100
  • Best performance score
    53/100
  • Best practicality score
    89/100

AUDI Q5 II (FY) Facelift 2020 40 TFSI

  • Lightest
    1,755 kg
    3,869 lb
  • Best power-to-weight
    116 hp/t
    87 kW/t
    8.6 kg/hp
  • 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 202345 TDI V6AUDIQ5 II (FY)Facelift 202040 TFSI
Power
231hp172kW
204hp152kW
Torque
500Nm369lb-ft
320Nm236lb-ft
Curb weight
2,160kg4,762lb
1,755kg3,869lb
Gross weight
2,900kg6,393lb
-
Top speed
226 km/h
140 mph
223 km/h
139 mph
To 99% top speed
94.5s99% target: 224 km/h / 139 mph
Calculated
80.6s99% target: 221 km/h / 137 mph
Calculated
0-100 km/h
7.1s
7.3s
0-200 km/h
36.6s
Calculated
35.2s
Calculated
0-60 mph
6.7s
Calculated
6.9s
Calculated
Fuel consumption
8.9L/100 km26.4mpg US31.7mpg UK
6.9L/100 km34.1mpg US40.9mpg UK
Fuel consumption city-
8.2L/100 km28.7mpg US34.4mpg UK
Fuel consumption highway-
6.1L/100 km38.6mpg US46.3mpg UK
Quarter mile
15.1s
Calculated
15.3s
Calculated
Power-to-weight
107hp/t80kW/t49hp/1000 lb
Calculated
116hp/t87kW/t53hp/1000 lb
Calculated
Torque-to-weight
231Nm/t155lb-ft/ton
Calculated
182Nm/t122lb-ft/ton
Calculated
Estimated range
955km593mi
Calculated
1,014km630mi
Calculated
Displacement
2,967cc181cu in
1,984cc121cu 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 45 TDI V6AUDI Q5 II (FY) Facelift 2020 40 TFSIPowerTorque
  • AUDI Q8 (4M) Facelift 2023 45 TDI V6: Power / Torque
  • AUDI Q5 II (FY) Facelift 2020 40 TFSI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIQ8 (4M)Facelift 202345 TDI V63,500-5,000 rpm1,500-3,000 rpm5,250 rpm
AUDIQ5 II (FY)Facelift 202040 TFSI4,475-6,000 rpm1,450-4,375 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIQ8 (4M)Facelift 202345 TDI V6AUDIQ5 II (FY)Facelift 202040 TFSI
Acceleration checkpoints
0-60 mph
0-97 km/h
6.7 s
6.9 s
0-100 km/h
0-62 mph
7.1 s
7.3 s
0-200 km/h
0-124 mph
36.6 s
35.2 s
Top speed
226 km/h
140 mph
223 km/h
139 mph
Drag race simulation
60 ft
18 m
2.3 s
2.5 s
330 ft
101 m
6.4 s
6.6 s
1/8 mile
201 m
9.8 s
10.0 s
1000 ft
305 m
12.7 s
12.8 s
1/4 mile
402 m
15.1 s
15.3 s
Trap speed
1/4 mile
402 m
148 km/h
92 mph
150 km/h
93 mph

Power comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)Facelift 202345 TDI V6
231 hp
172 kW
AUDIQ5 II (FY)Facelift 202040 TFSI
204 hp
152 kW

AUDI Q8 (4M) Facelift 2023 45 TDI V6 has 27 hp more than AUDI Q5 II (FY) Facelift 2020 40 TFSI.

The biggest power difference is between AUDI Q5 II (FY) Facelift 2020 40 TFSI and AUDI Q8 (4M) Facelift 2023 45 TDI V6: 27 hp (20 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)Facelift 202345 TDI V6
500 Nm
369 lb-ft
AUDIQ5 II (FY)Facelift 202040 TFSI
320 Nm
236 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)Facelift 202345 TDI V6
2,160 kg
4,762 lb
AUDIQ5 II (FY)Facelift 202040 TFSI
1,755 kg
3,869 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 202345 TDI V6
226 km/h
140 mph
AUDIQ5 II (FY)Facelift 202040 TFSI
223 km/h
139 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 202345 TDI V67.1 s
AUDIQ5 II (FY)Facelift 202040 TFSI7.3 s

The biggest 0-100 km/h difference is between AUDI Q8 (4M) Facelift 2023 45 TDI V6 and AUDI Q5 II (FY) Facelift 2020 40 TFSI: 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)Facelift 202345 TDI V6
8.9 L/100 km
26.4 mpg US
31.7 mpg UK
AUDIQ5 II (FY)Facelift 202040 TFSI
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 40 TFSI and AUDI Q8 (4M) Facelift 2023 45 TDI V6: 2.0 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 202345 TDI V6
107 hp/t
80 kW/t
9.4 kg/hp
AUDIQ5 II (FY)Facelift 202040 TFSI
116 hp/t
87 kW/t
8.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)Facelift 202345 TDI V6
955 km
593 mi
AUDIQ5 II (FY)Facelift 202040 TFSI
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 202345 TDI V6
231 hp
172 kW
7.1 s
226 km/h
140 mph
AUDIQ5 II (FY)Facelift 202040 TFSI
204 hp
152 kW
7.3 s
223 km/h
139 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 202345 TDI V6
Power
231 hp
172 kW
0-100 km/h7.1 s
Top speed
226 km/h
140 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 202040 TFSI
Power
204 hp
152 kW
0-100 km/h7.3 s
Top speed
223 km/h
139 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 202345 TDI V6
Power
231 hp
172 kW
0-100 km/h7.1 s
Top speed
226 km/h
140 mph
8.9 L/100 km
26.4 mpg US
31.7 mpg UK
AUDIQ5 II (FY)Facelift 202040 TFSI
Power
204 hp
152 kW
0-100 km/h7.3 s
Top speed
223 km/h
139 mph
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

AUDI Q8 (4M) Facelift 2023 45 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 202345 TDI V6
8.9 L/100 km
26.4 mpg US
31.7 mpg UK
7.1 s
AUDIQ5 II (FY)Facelift 202040 TFSI
6.9 L/100 km
34.1 mpg US
40.9 mpg UK
7.3 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
AUDIQ8 (4M)Facelift 202345 TDI V6
107 hp/t
80 kW/t
9.4 kg/hp
8.9 L/100 km
26.4 mpg US
31.7 mpg UK
AUDIQ5 II (FY)Facelift 202040 TFSI
116 hp/t
87 kW/t
8.6 kg/hp
6.9 L/100 km
34.1 mpg US
40.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIQ8 (4M)Facelift 202345 TDI V6AUDIQ5 II (FY)Facelift 202040 TFSI
Power
231 hp
172 kW
204 hp
152 kW
Torque
500 Nm
369 lb-ft
320 Nm
236 lb-ft
Acceleration
7.1 s
7.3 s
Top speed
226 km/h
140 mph
223 km/h
139 mph
Lightness
2,160 kg
4,762 lb
1,755 kg
3,869 lb
Fuel consumption
8.9 L/100 km
26.4 mpg US
31.7 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
955 km
593 mi
1,014 km
630 mi
Trunk score
605 L
21.4 cu ft
520 L
18.4 cu ft
Power-to-weight score
107 hp/t
80 kW/t
9.4 kg/hp
116 hp/t
87 kW/t
8.6 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 45 TDI V6AUDI Q5 II (FY) Facelift 2020 40 TFSI
Consumption8.9 L/100 km26.4 mpg US31.7 mpg UK6.9 L/100 km34.1 mpg US40.9 mpg UK
Cost / 100 km15.58 LC100 km12.08 LC100 km
Cost / 100 mi25.07 LC100 mi19.43 LC100 mi
Annual fuel used1,335 L353 US gal294 UK gal1,035 L273 US gal228 UK gal
Annual fuel cost2,336 LC/year1,811 LC/year

Head-to-head comparisons

AUDI Q8 (4M) Facelift 2023 45 TDI V6

  • Has 27 hp more
  • Has 180 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 3 km/h (2 mph) higher top speed
  • Has 85 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest

AUDI Q5 II (FY) Facelift 2020 40 TFSI

  • Is 405 kg lighter
  • Uses 2.0 L/100 km less fuel
  • Has 9 hp/t better power-to-weight
  • Has 59 km (37 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • 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) 45 TDI V6
AUDI Q5 II (FY) 40 TFSI
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AUDI Q8 (4M) · Facelift 2023 45 TDI V6 vs AUDI Q5 II (FY) · Facelift 2020 40 TFSI - car comparison - FastVsFaster