Car comparison

AUDI Q8 (4M) · Facelift 2023 45 TDI V6vsAUDI Q6 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 Q6

40 TFSI

231 hp1984 ccGasolineAWDAutomaticTurbochargedSUV2022-present

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
  • Lightest
    2,160 kg
    4,762 lb
  • Best power-to-weight
    107 hp/t
    80 kW/t
    9.4 kg/hp
  • Lowest combined fuel consumption
    8.9 L/100 km
    26.4 mpg US
    31.7 mpg UK
  • Best estimated range
    955 km
    593 mi
  • Largest trunk
    605 L
  • Best overall score
    65/100
  • Best performance score
    53/100
  • Best economy score
    83/100
  • Best practicality score
    89/100

Specification comparison

Specification comparison
ModelAUDIQ8 (4M)Facelift 202345 TDI V6AUDIQ640 TFSI
Power
231hp172kW
231hp172kW
Torque
500Nm369lb-ft
370Nm273lb-ft
Curb weight
2,160kg4,762lb
2,205kg4,861lb
Gross weight
2,900kg6,393lb
2,765kg6,096lb
Top speed
226 km/h
140 mph
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph
Calculated
To 99% top speed
94.5s99% target: 224 km/h / 139 mph
Calculated
104.8s99% target: 213 km/h / 132 mph
Calculated
0-100 km/h
7.1s
8.6s
0-200 km/h
36.6s
Calculated
52.8s
Calculated
0-60 mph
6.7s
Calculated
8.1s
Calculated
Fuel consumption
8.9L/100 km26.4mpg US31.7mpg UK
9.3L/100 km25.4mpg US30.5mpg UK
Quarter mile
15.1s
Calculated
16.2s
Calculated
Power-to-weight
107hp/t80kW/t49hp/1000 lb
Calculated
105hp/t78kW/t48hp/1000 lb
Calculated
Torque-to-weight
231Nm/t155lb-ft/ton
Calculated
168Nm/t112lb-ft/ton
Calculated
Estimated range
955km593mi
Calculated
757km470mi
Calculated
Displacement
2,967cc181cu in
1,984cc121cu in
Length
4,992mm197in
5,099mm201in
Width
1,995mm79in
2,014mm79in
Height
1,697mm67in
1,784mm70in
Wheelbase
2,998mm118in
2,980mm117in
Front track
1,679mm66in
1,704mm67in
Rear track
1,691mm67in
1,721mm68in
Trunk volume
605L
286L
Max trunk volume-
2,398L
Doors
5
5
Seats
5
6
Fuel tank
85L
70L

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIQ8 (4M)Facelift 202345 TDI V6AUDIQ640 TFSI
Acceleration checkpoints
0-60 mph
0-97 km/h
6.7 s
8.1 s
0-100 km/h
0-62 mph
7.1 s
8.6 s
0-200 km/h
0-124 mph
36.6 s
52.8 s
Top speed
226 km/h
140 mph
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.5 s
330 ft
101 m
6.4 s
6.9 s
1/8 mile
201 m
9.8 s
10.5 s
1000 ft
305 m
12.7 s
13.6 s
1/4 mile
402 m
15.1 s
16.2 s
Trap speed
1/4 mile
402 m
148 km/h
92 mph
139 km/h
86 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
AUDIQ640 TFSI
231 hp
172 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
AUDIQ640 TFSI
370 Nm
273 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
AUDIQ640 TFSI
2,205 kg
4,861 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
AUDIQ640 TFSI
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 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
AUDIQ640 TFSI8.6 s

The biggest 0-100 km/h difference is between AUDI Q8 (4M) Facelift 2023 45 TDI V6 and AUDI Q6 40 TFSI: 1.5 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
AUDIQ640 TFSI
9.3 L/100 km
25.4 mpg US
30.5 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)Facelift 202345 TDI V6
107 hp/t
80 kW/t
9.4 kg/hp
AUDIQ640 TFSI
105 hp/t
78 kW/t
9.5 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
AUDIQ640 TFSI
757 km
470 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
AUDIQ640 TFSI
231 hp
172 kW
8.6 s
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 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
AUDIQ640 TFSI
Power
231 hp
172 kW
0-100 km/h8.6 s
Top speed
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph
Doors/seats
5 doors
6 seats
Trunk
286 L
10.1 cu ft
Length
5,099 mm
200.7 in
Height
1,784 mm
70.2 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
AUDIQ640 TFSI
Power
231 hp
172 kW
0-100 km/h8.6 s
Top speed
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph
9.3 L/100 km
25.4 mpg US
30.5 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
AUDIQ640 TFSI
9.3 L/100 km
25.4 mpg US
30.5 mpg UK
8.6 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
AUDIQ640 TFSI
105 hp/t
78 kW/t
9.5 kg/hp
9.3 L/100 km
25.4 mpg US
30.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIQ8 (4M)Facelift 202345 TDI V6AUDIQ640 TFSI
Power
231 hp
172 kW
231 hp
172 kW
Torque
500 Nm
369 lb-ft
370 Nm
273 lb-ft
Acceleration
7.1 s
8.6 s
Top speed
226 km/h
140 mph
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph
Lightness
2,160 kg
4,762 lb
2,205 kg
4,861 lb
Fuel consumption
8.9 L/100 km
26.4 mpg US
31.7 mpg UK
9.3 L/100 km
25.4 mpg US
30.5 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
6 seats
Trunk
286 L
10.1 cu ft
Length
5,099 mm
200.7 in
Height
1,784 mm
70.2 in
Range score
955 km
593 mi
757 km
470 mi
Trunk score
605 L
21.4 cu ft
286 L
10.1 cu ft
Power-to-weight score
107 hp/t
80 kW/t
9.4 kg/hp
105 hp/t
78 kW/t
9.5 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 Q6 40 TFSI
Consumption8.9 L/100 km26.4 mpg US31.7 mpg UK9.3 L/100 km25.4 mpg US30.5 mpg UK
Cost / 100 km15.58 LC100 km16.19 LC100 km
Cost / 100 mi25.07 LC100 mi26.05 LC100 mi
Annual fuel used1,335 L353 US gal294 UK gal1,388 L367 US gal305 UK gal
Annual fuel cost2,336 LC/year2,428 LC/year

Head-to-head comparisons

AUDI Q8 (4M) Facelift 2023 45 TDI V6

  • Has 130 Nm more
  • Is 45 kg lighter
  • Is 1.5 s quicker from 0-100 km/h
  • Has 11 km/h (7 mph) higher top speed
  • Uses 0.3 L/100 km less fuel
  • Has 2 hp/t better power-to-weight
  • Has 198 km (123 mi) more estimated range
  • Has 319 L more trunk volume

Pros

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

AUDI Q6 40 TFSI

No measurable advantages in the available data.

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI Q8 (4M) 45 TDI V6
AUDI Q6 40 TFSI
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2 vehicles selected

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AUDI Q8 (4M) · Facelift 2023 45 TDI V6 vs AUDI Q6 40 TFSI - car comparison - FastVsFaster