Car comparison

AUDI Q2 40 TFSIvsAUDI Q8 (4M) 45 TDI

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

New comparison

AUDI Q2

40 TFSI

190 hp1984 ccGasolineAWDAutomaticTurbochargedSUV2018-2020
VS

AUDI Q8 (4M)

45 TDI

231 hp2967 ccDieselAWDAutomaticTurbochargedSUV2020-2023

Comparison overview

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

Best choices

AUDI Q2 40 TFSI

  • Quickest 0-100 km/h
    6.5 s
  • Fastest top speed
    228 km/h
    142 mph
  • Lightest
    1,430 kg
    3,153 lb
  • Best power-to-weight
    133 hp/t
    99 kW/t
    7.5 kg/hp
  • Lowest combined fuel consumption
    6.7 L/100 km
    35.1 mpg US
    42.2 mpg UK
  • Lowest city consumption
    8.5 L/100 km
    27.7 mpg US
    33.2 mpg UK
  • Lowest highway consumption
    5.7 L/100 km
    41.3 mpg US
    49.6 mpg UK
  • Best performance score
    53/100
  • Best economy score
    89/100

AUDI Q8 (4M) 45 TDI

  • 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 practicality score
    89/100

Specification comparison

Specification comparison
ModelAUDIQ240 TFSIAUDIQ8 (4M)45 TDI
Power
190hp142kW
231hp172kW
Torque
320Nm236lb-ft
500Nm369lb-ft
Curb weight
1,430kg3,153lb
2,160kg4,762lb
Gross weight
2,045kg4,508lb
2,890kg6,371lb
Top speed
228 km/h
142 mph
226 km/h
140 mph
To 99% top speed
67.6s99% target: 226 km/h / 140 mph
Calculated
95.2s99% target: 224 km/h / 139 mph
Calculated
0-100 km/h
6.5s
7.1s
0-200 km/h
27.8s
Calculated
36.8s
Calculated
0-60 mph
6.2s
Calculated
6.7s
Calculated
Fuel consumption
6.7L/100 km35.1mpg US42.2mpg UK
7.2L/100 km32.7mpg US39.2mpg UK
Fuel consumption city
8.5L/100 km27.7mpg US33.2mpg UK
8.8L/100 km26.7mpg US32.1mpg UK
Fuel consumption highway
5.7L/100 km41.3mpg US49.6mpg UK
6.3L/100 km37.3mpg US44.8mpg UK
Quarter mile
14.6s
Calculated
15.1s
Calculated
Power-to-weight
133hp/t99kW/t60hp/1000 lb
Calculated
107hp/t80kW/t49hp/1000 lb
Calculated
Torque-to-weight
224Nm/t150lb-ft/ton
Calculated
231Nm/t155lb-ft/ton
Calculated
Estimated range
821km510mi
Calculated
1,042km647mi
Calculated
Displacement
1,984cc121cu in
2,967cc181cu in
Length
4,191mm165in
4,986mm196in
Width
1,794mm71in
1,995mm79in
Height
1,508mm59in
1,705mm67in
Wheelbase
2,595mm102in
2,995mm118in
Front track
1,547mm61in
1,679mm66in
Rear track
1,548mm61in
1,691mm67in
Trunk volume
355L
605L
Max trunk volume
1,000L
1,755L
Doors
5
5
Seats
5
5
Fuel tank
55L
75L
CO2 emissions
153g/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 Q2 40 TFSIAUDI Q8 (4M) 45 TDIPowerTorque
  • AUDI Q2 40 TFSI: Power / Torque
  • AUDI Q8 (4M) 45 TDI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIQ240 TFSI4,200-6,000 rpm1,500-4,100 rpm6,250 rpm
AUDIQ8 (4M)45 TDI3,500-5,000 rpm1,500-3,000 rpm5,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIQ240 TFSIAUDIQ8 (4M)45 TDI
Acceleration checkpoints
0-60 mph
0-97 km/h
6.2 s
6.7 s
0-100 km/h
0-62 mph
6.5 s
7.1 s
0-200 km/h
0-124 mph
27.8 s
36.8 s
Top speed
228 km/h
142 mph
226 km/h
140 mph
Drag race simulation
60 ft
18 m
2.4 s
2.3 s
330 ft
101 m
6.4 s
6.4 s
1/8 mile
201 m
9.5 s
9.8 s
1000 ft
305 m
12.3 s
12.7 s
1/4 mile
402 m
14.6 s
15.1 s
Trap speed
1/4 mile
402 m
158 km/h
98 mph
148 km/h
92 mph

Power comparison

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

Chart data table
VehicleValue
AUDIQ240 TFSI
190 hp
142 kW
AUDIQ8 (4M)45 TDI
231 hp
172 kW

AUDI Q8 (4M) 45 TDI has 41 hp more than AUDI Q2 40 TFSI.

The biggest power difference is between AUDI Q2 40 TFSI and AUDI Q8 (4M) 45 TDI: 41 hp (31 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIQ240 TFSI
320 Nm
236 lb-ft
AUDIQ8 (4M)45 TDI
500 Nm
369 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIQ240 TFSI
1,430 kg
3,153 lb
AUDIQ8 (4M)45 TDI
2,160 kg
4,762 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
AUDIQ240 TFSI
228 km/h
142 mph
AUDIQ8 (4M)45 TDI
226 km/h
140 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIQ240 TFSI6.5 s
AUDIQ8 (4M)45 TDI7.1 s

Although AUDI Q8 (4M) 45 TDI has more power, AUDI Q2 40 TFSI is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between AUDI Q2 40 TFSI and AUDI Q8 (4M) 45 TDI: 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
AUDIQ240 TFSI
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
AUDIQ8 (4M)45 TDI
7.2 L/100 km
32.7 mpg US
39.2 mpg UK

The biggest fuel consumption difference is between AUDI Q2 40 TFSI and AUDI Q8 (4M) 45 TDI: 0.5 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
AUDIQ240 TFSI
133 hp/t
99 kW/t
7.5 kg/hp
AUDIQ8 (4M)45 TDI
107 hp/t
80 kW/t
9.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIQ240 TFSI
821 km
510 mi
AUDIQ8 (4M)45 TDI
1,042 km
647 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIQ240 TFSI
190 hp
142 kW
6.5 s
228 km/h
142 mph
AUDIQ8 (4M)45 TDI
231 hp
172 kW
7.1 s
226 km/h
140 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
AUDIQ240 TFSI
Power
190 hp
142 kW
0-100 km/h6.5 s
Top speed
228 km/h
142 mph
Doors/seats
5 doors
5 seats
Trunk
355 L
12.5 cu ft
Length
4,191 mm
165.0 in
Height
1,508 mm
59.4 in
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

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
AUDIQ240 TFSI
Power
190 hp
142 kW
0-100 km/h6.5 s
Top speed
228 km/h
142 mph
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
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

AUDI Q2 40 TFSI 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
AUDIQ240 TFSI
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
6.5 s
AUDIQ8 (4M)45 TDI
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
7.1 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
AUDIQ240 TFSI
133 hp/t
99 kW/t
7.5 kg/hp
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
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

Detailed score breakdown

Detailed score breakdown
VehicleAUDIQ240 TFSIAUDIQ8 (4M)45 TDI
Power
190 hp
142 kW
231 hp
172 kW
Torque
320 Nm
236 lb-ft
500 Nm
369 lb-ft
Acceleration
6.5 s
7.1 s
Top speed
228 km/h
142 mph
226 km/h
140 mph
Lightness
1,430 kg
3,153 lb
2,160 kg
4,762 lb
Fuel consumption
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
355 L
12.5 cu ft
Length
4,191 mm
165.0 in
Height
1,508 mm
59.4 in
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
Range score
821 km
510 mi
1,042 km
647 mi
CO2 score
153 g/km
-
Trunk score
355 L
12.5 cu ft
605 L
21.4 cu ft
Power-to-weight score
133 hp/t
99 kW/t
7.5 kg/hp
107 hp/t
80 kW/t
9.4 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 Q2 40 TFSIAUDI Q8 (4M) 45 TDI
Consumption6.7 L/100 km35.1 mpg US42.2 mpg UK7.2 L/100 km32.7 mpg US39.2 mpg UK
Cost / 100 km11.73 LC100 km12.60 LC100 km
Cost / 100 mi18.87 LC100 mi20.28 LC100 mi
Annual fuel used1,005 L265 US gal221 UK gal1,080 L285 US gal238 UK gal
Annual fuel cost1,759 LC/year1,890 LC/year

Head-to-head comparisons

AUDI Q2 40 TFSI

  • Is 730 kg lighter
  • Is 0.6 s quicker from 0-100 km/h
  • Has 2 km/h (1 mph) higher top speed
  • Uses 0.5 L/100 km less fuel
  • Has 26 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Smallest trunk

AUDI Q8 (4M) 45 TDI

  • Has 41 hp more
  • Has 180 Nm more
  • Has 221 km (137 mi) more estimated range
  • Has 250 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI Q2 40 TFSI
AUDI Q8 (4M) 45 TDI
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2 vehicles selected

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