Car comparison

AUDI Q8 (4M) 45 TDIvsAUDI Q3 II (F3) 40 TDI

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

New comparison

AUDI Q8 (4M)

45 TDI

231 hp2967 ccDieselAWDAutomaticTurbochargedSUV2020-2023
VS

AUDI Q3 II (F3)

40 TDI

193 hp1968 ccDieselAWDAutomaticTurbochargedSUV2024-2025

Comparison overview

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

Best choices

AUDI Q8 (4M) 45 TDI

  • 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
  • Best estimated range
    1,042 km
    647 mi
  • Largest trunk
    605 L
  • Best overall score
    65/100
  • Best performance score
    53/100
  • Best practicality score
    89/100

AUDI Q3 II (F3) 40 TDI

  • Lightest
    1,660 kg
    3,660 lb
  • Best power-to-weight
    116 hp/t
    87 kW/t
    8.6 kg/hp
  • Lowest combined fuel consumption
    7.0 L/100 km
    33.6 mpg US
    40.4 mpg UK
  • Best economy score
    88/100

Specification comparison

Specification comparison
ModelAUDIQ8 (4M)45 TDIAUDIQ3 II (F3)40 TDI
Power
231hp172kW
193hp144kW
Torque
500Nm369lb-ft
400Nm295lb-ft
Curb weight
2,160kg4,762lb
1,660kg3,660lb
Gross weight
2,890kg6,371lb
2,250kg4,960lb
Top speed
226 km/h
140 mph
218 km/h
135 mph
To 99% top speed
95.2s99% target: 224 km/h / 139 mph
Calculated
83.6s99% target: 216 km/h / 134 mph
Calculated
0-100 km/h
7.1s
7.6s
0-200 km/h
36.8s
Calculated
40.3s
Calculated
0-60 mph
6.7s
Calculated
7.2s
Calculated
Fuel consumption
7.2L/100 km32.7mpg US39.2mpg UK
7L/100 km33.6mpg US40.4mpg UK
Fuel consumption city
8.8L/100 km26.7mpg US32.1mpg UK
-
Fuel consumption highway
6.3L/100 km37.3mpg US44.8mpg UK
-
Quarter mile
15.1s
Calculated
15.5s
Calculated
Power-to-weight
107hp/t80kW/t49hp/1000 lb
Calculated
116hp/t87kW/t53hp/1000 lb
Calculated
Torque-to-weight
231Nm/t155lb-ft/ton
Calculated
241Nm/t161lb-ft/ton
Calculated
Estimated range
1,042km647mi
Calculated
829km515mi
Calculated
Displacement
2,967cc181cu in
1,968cc120cu in
Length
4,986mm196in
4,484mm177in
Width
1,995mm79in
1,856mm73in
Height
1,705mm67in
1,616mm64in
Wheelbase
2,995mm118in
2,680mm106in
Front track
1,679mm66in
1,584mm62in
Rear track
1,691mm67in
1,576mm62in
Trunk volume
605L
530L
Max trunk volume
1,755L
1,525L
Doors
5
5
Seats
5
5
Fuel tank
75L
58L

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) 45 TDIAUDI Q3 II (F3) 40 TDIPowerTorque
  • AUDI Q8 (4M) 45 TDI: Power / Torque
  • AUDI Q3 II (F3) 40 TDI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIQ8 (4M)45 TDI3,500-5,000 rpm1,500-3,000 rpm5,250 rpm
AUDIQ3 II (F3)40 TDI3,500-4,200 rpm1,750-3,250 rpm4,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIQ8 (4M)45 TDIAUDIQ3 II (F3)40 TDI
Acceleration checkpoints
0-60 mph
0-97 km/h
6.7 s
7.2 s
0-100 km/h
0-62 mph
7.1 s
7.6 s
0-200 km/h
0-124 mph
36.8 s
40.3 s
Top speed
226 km/h
140 mph
218 km/h
135 mph
Drag race simulation
60 ft
18 m
2.3 s
2.5 s
330 ft
101 m
6.4 s
6.7 s
1/8 mile
201 m
9.8 s
10.1 s
1000 ft
305 m
12.7 s
13.0 s
1/4 mile
402 m
15.1 s
15.5 s
Trap speed
1/4 mile
402 m
148 km/h
92 mph
147 km/h
91 mph

Power comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)45 TDI
231 hp
172 kW
AUDIQ3 II (F3)40 TDI
193 hp
144 kW

AUDI Q8 (4M) 45 TDI has 38 hp more than AUDI Q3 II (F3) 40 TDI.

The biggest power difference is between AUDI Q3 II (F3) 40 TDI and AUDI Q8 (4M) 45 TDI: 38 hp (28 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)45 TDI
500 Nm
369 lb-ft
AUDIQ3 II (F3)40 TDI
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)45 TDI
2,160 kg
4,762 lb
AUDIQ3 II (F3)40 TDI
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)45 TDI
226 km/h
140 mph
AUDIQ3 II (F3)40 TDI
218 km/h
135 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIQ8 (4M)45 TDI7.1 s
AUDIQ3 II (F3)40 TDI7.6 s

The biggest 0-100 km/h difference is between AUDI Q8 (4M) 45 TDI and AUDI Q3 II (F3) 40 TDI: 0.5 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)45 TDI
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
AUDIQ3 II (F3)40 TDI
7.0 L/100 km
33.6 mpg US
40.4 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)45 TDI
107 hp/t
80 kW/t
9.4 kg/hp
AUDIQ3 II (F3)40 TDI
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)45 TDI
1,042 km
647 mi
AUDIQ3 II (F3)40 TDI
829 km
515 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIQ8 (4M)45 TDI
231 hp
172 kW
7.1 s
226 km/h
140 mph
AUDIQ3 II (F3)40 TDI
193 hp
144 kW
7.6 s
218 km/h
135 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)45 TDI
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
4,986 mm
196.3 in
Height
1,705 mm
67.1 in
AUDIQ3 II (F3)40 TDI
Power
193 hp
144 kW
0-100 km/h7.6 s
Top speed
218 km/h
135 mph
Doors/seats
5 doors
5 seats
Trunk
530 L
18.7 cu ft
Length
4,484 mm
176.5 in
Height
1,616 mm
63.6 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)45 TDI
Power
231 hp
172 kW
0-100 km/h7.1 s
Top speed
226 km/h
140 mph
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
AUDIQ3 II (F3)40 TDI
Power
193 hp
144 kW
0-100 km/h7.6 s
Top speed
218 km/h
135 mph
7.0 L/100 km
33.6 mpg US
40.4 mpg UK

AUDI Q8 (4M) 45 TDI 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)45 TDI
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
7.1 s
AUDIQ3 II (F3)40 TDI
7.0 L/100 km
33.6 mpg US
40.4 mpg UK
7.6 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)45 TDI
107 hp/t
80 kW/t
9.4 kg/hp
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
AUDIQ3 II (F3)40 TDI
116 hp/t
87 kW/t
8.6 kg/hp
7.0 L/100 km
33.6 mpg US
40.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIQ8 (4M)45 TDIAUDIQ3 II (F3)40 TDI
Power
231 hp
172 kW
193 hp
144 kW
Torque
500 Nm
369 lb-ft
400 Nm
295 lb-ft
Acceleration
7.1 s
7.6 s
Top speed
226 km/h
140 mph
218 km/h
135 mph
Lightness
2,160 kg
4,762 lb
1,660 kg
3,660 lb
Fuel consumption
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
7.0 L/100 km
33.6 mpg US
40.4 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
5 seats
Trunk
530 L
18.7 cu ft
Length
4,484 mm
176.5 in
Height
1,616 mm
63.6 in
Range score
1,042 km
647 mi
829 km
515 mi
Trunk score
605 L
21.4 cu ft
530 L
18.7 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) 45 TDIAUDI Q3 II (F3) 40 TDI
Consumption7.2 L/100 km32.7 mpg US39.2 mpg UK7 L/100 km33.6 mpg US40.4 mpg UK
Cost / 100 km12.60 LC100 km12.25 LC100 km
Cost / 100 mi20.28 LC100 mi19.71 LC100 mi
Annual fuel used1,080 L285 US gal238 UK gal1,050 L277 US gal231 UK gal
Annual fuel cost1,890 LC/year1,838 LC/year

Head-to-head comparisons

AUDI Q8 (4M) 45 TDI

  • Has 38 hp more
  • Has 100 Nm more
  • Is 0.5 s quicker from 0-100 km/h
  • Has 8 km/h (5 mph) higher top speed
  • Has 213 km (132 mi) more estimated range
  • Has 75 L more trunk volume

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest

AUDI Q3 II (F3) 40 TDI

  • Is 500 kg lighter
  • Uses 0.2 L/100 km less fuel
  • Has 9 hp/t better power-to-weight

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

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
AUDI Q3 II (F3) 40 TDI
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2 vehicles selected

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