Car comparison

AUDI S7 Sportback (C8) 3.0 TDI V6vsAUDI A7 Sportback (C8) 40 TDI

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

New comparison

AUDI S7 Sportback (C8)

3.0 TDI V6

344 hp2967 ccDieselAWDAutomaticTurbochargedLiftback / fastback2020-2023
VS

AUDI A7 Sportback (C8)

40 TDI

204 hp1968 ccDieselFWDAutomaticTurbochargedLiftback / fastback2018-2023

Comparison overview

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

Best choices

AUDI S7 Sportback (C8) 3.0 TDI V6

  • Quickest 0-100 km/h
    5.1 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    344 hp
    257 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Best power-to-weight
    171 hp/t
    128 kW/t
    5.8 kg/hp
  • Best overall score
    76/100
  • Best performance score
    73/100
  • Best practicality score
    81/100

AUDI A7 Sportback (C8) 40 TDI

  • Lightest
    1,700 kg
    3,748 lb
  • Lowest combined fuel consumption
    4.9 L/100 km
    48.0 mpg US
    57.6 mpg UK
  • Best estimated range
    1,286 km
    799 mi
  • Largest trunk
    535 L
  • Best economy score
    94/100

Specification comparison

Specification comparison
ModelAUDIS7 Sportback (C8)3.0 TDI V6AUDIA7 Sportback (C8)40 TDI
Power
344hp257kW
204hp152kW
Torque
700Nm516lb-ft
400Nm295lb-ft
Curb weight
2,010kg4,431lb
1,700kg3,748lb
Gross weight
2,635kg5,809lb
-
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
245 km/h
152 mph
To 99% top speed
95.2s99% target: 257 km/h / 160 mph
Calculated
144.8s99% target: 243 km/h / 151 mph
Calculated
0-100 km/h
5.1s
8.3s
0-200 km/h
21.5s
Calculated
38.9s
Calculated
0-60 mph
4.8s
Calculated
7.8s
Calculated
Fuel consumption
7.5L/100 km31.4mpg US37.7mpg UK
4.9L/100 km48mpg US57.6mpg UK
Fuel consumption city-
5.3L/100 km44.4mpg US53.3mpg UK
Fuel consumption highway-
4.6L/100 km51.1mpg US61.4mpg UK
Quarter mile
13.4s
Calculated
16.0s
Calculated
Power-to-weight
171hp/t128kW/t78hp/1000 lb
Calculated
120hp/t89kW/t54hp/1000 lb
Calculated
Torque-to-weight
348Nm/t233lb-ft/ton
Calculated
235Nm/t157lb-ft/ton
Calculated
Estimated range
840km522mi
Calculated
1,286km799mi
Calculated
Displacement
2,967cc181cu in
1,968cc120cu in
Length
4,979mm196in
4,969mm196in
Width
1,908mm75in
1,908mm75in
Height
1,417mm56in
1,422mm56in
Wheelbase
2,928mm115in
2,926mm115in
Front track
1,646mm65in
1,651mm65in
Rear track
1,629mm64in
1,637mm64in
Trunk volume
525L
535L
Max trunk volume
1,380L
-
Doors
5
5
Seats
5
5
Fuel tank
63L
63L
CO2 emissions-
127g/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 S7 Sportback (C8) 3.0 TDI V6AUDI A7 Sportback (C8) 40 TDIPowerTorque
  • AUDI S7 Sportback (C8) 3.0 TDI V6: Power / Torque
  • AUDI A7 Sportback (C8) 40 TDI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIS7 Sportback (C8)3.0 TDI V63,850-4,000 rpm1,750-3,250 rpm4,250 rpm
AUDIA7 Sportback (C8)40 TDI3,750-4,200 rpm1,750-3,000 rpm4,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIS7 Sportback (C8)3.0 TDI V6AUDIA7 Sportback (C8)40 TDI
Acceleration checkpoints
0-60 mph
0-97 km/h
4.8 s
7.8 s
0-100 km/h
0-62 mph
5.1 s
8.3 s
0-200 km/h
0-124 mph
21.5 s
38.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
245 km/h
152 mph
Drag race simulation
60 ft
18 m
2.0 s
2.4 s
330 ft
101 m
5.6 s
6.8 s
1/8 mile
201 m
8.6 s
10.3 s
1000 ft
305 m
11.2 s
13.4 s
1/4 mile
402 m
13.4 s
16.0 s
Trap speed
1/4 mile
402 m
166 km/h
103 mph
142 km/h
88 mph

Power comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C8)3.0 TDI V6
344 hp
257 kW
AUDIA7 Sportback (C8)40 TDI
204 hp
152 kW

AUDI S7 Sportback (C8) 3.0 TDI V6 has 140 hp more than AUDI A7 Sportback (C8) 40 TDI.

The biggest power difference is between AUDI A7 Sportback (C8) 40 TDI and AUDI S7 Sportback (C8) 3.0 TDI V6: 140 hp (104 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C8)3.0 TDI V6
700 Nm
516 lb-ft
AUDIA7 Sportback (C8)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
AUDIS7 Sportback (C8)3.0 TDI V6
2,010 kg
4,431 lb
AUDIA7 Sportback (C8)40 TDI
1,700 kg
3,748 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C8)3.0 TDI V6
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA7 Sportback (C8)40 TDI
245 km/h
152 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C8)3.0 TDI V65.1 s
AUDIA7 Sportback (C8)40 TDI8.3 s

The biggest 0-100 km/h difference is between AUDI S7 Sportback (C8) 3.0 TDI V6 and AUDI A7 Sportback (C8) 40 TDI: 3.2 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
AUDIS7 Sportback (C8)3.0 TDI V6
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
AUDIA7 Sportback (C8)40 TDI
4.9 L/100 km
48.0 mpg US
57.6 mpg UK

The biggest fuel consumption difference is between AUDI A7 Sportback (C8) 40 TDI and AUDI S7 Sportback (C8) 3.0 TDI V6: 2.6 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
AUDIS7 Sportback (C8)3.0 TDI V6
171 hp/t
128 kW/t
5.8 kg/hp
AUDIA7 Sportback (C8)40 TDI
120 hp/t
89 kW/t
8.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C8)3.0 TDI V6
840 km
522 mi
AUDIA7 Sportback (C8)40 TDI
1,286 km
799 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIS7 Sportback (C8)3.0 TDI V6
344 hp
257 kW
5.1 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA7 Sportback (C8)40 TDI
204 hp
152 kW
8.3 s
245 km/h
152 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
AUDIS7 Sportback (C8)3.0 TDI V6
Power
344 hp
257 kW
0-100 km/h5.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
4,979 mm
196.0 in
Height
1,417 mm
55.8 in
AUDIA7 Sportback (C8)40 TDI
Power
204 hp
152 kW
0-100 km/h8.3 s
Top speed
245 km/h
152 mph
Doors/seats
5 doors
5 seats
Trunk
535 L
18.9 cu ft
Length
4,969 mm
195.6 in
Height
1,422 mm
56.0 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
AUDIS7 Sportback (C8)3.0 TDI V6
Power
344 hp
257 kW
0-100 km/h5.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
AUDIA7 Sportback (C8)40 TDI
Power
204 hp
152 kW
0-100 km/h8.3 s
Top speed
245 km/h
152 mph
4.9 L/100 km
48.0 mpg US
57.6 mpg UK

AUDI S7 Sportback (C8) 3.0 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
AUDIS7 Sportback (C8)3.0 TDI V6
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
5.1 s
AUDIA7 Sportback (C8)40 TDI
4.9 L/100 km
48.0 mpg US
57.6 mpg UK
8.3 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
AUDIS7 Sportback (C8)3.0 TDI V6
171 hp/t
128 kW/t
5.8 kg/hp
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
AUDIA7 Sportback (C8)40 TDI
120 hp/t
89 kW/t
8.3 kg/hp
4.9 L/100 km
48.0 mpg US
57.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIS7 Sportback (C8)3.0 TDI V6AUDIA7 Sportback (C8)40 TDI
Power
344 hp
257 kW
204 hp
152 kW
Torque
700 Nm
516 lb-ft
400 Nm
295 lb-ft
Acceleration
5.1 s
8.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
245 km/h
152 mph
Lightness
2,010 kg
4,431 lb
1,700 kg
3,748 lb
Fuel consumption
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
4.9 L/100 km
48.0 mpg US
57.6 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
4,979 mm
196.0 in
Height
1,417 mm
55.8 in
Doors/seats
5 doors
5 seats
Trunk
535 L
18.9 cu ft
Length
4,969 mm
195.6 in
Height
1,422 mm
56.0 in
Range score
840 km
522 mi
1,286 km
799 mi
CO2 score
-
127 g/km
Trunk score
525 L
18.5 cu ft
535 L
18.9 cu ft
Power-to-weight score
171 hp/t
128 kW/t
5.8 kg/hp
120 hp/t
89 kW/t
8.3 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 S7 Sportback (C8) 3.0 TDI V6AUDI A7 Sportback (C8) 40 TDI
Consumption7.5 L/100 km31.4 mpg US37.7 mpg UK4.9 L/100 km48 mpg US57.6 mpg UK
Cost / 100 km13.13 LC100 km8.58 LC100 km
Cost / 100 mi21.12 LC100 mi13.80 LC100 mi
Annual fuel used1,125 L297 US gal247 UK gal735 L194 US gal162 UK gal
Annual fuel cost1,969 LC/year1,286 LC/year

Head-to-head comparisons

AUDI S7 Sportback (C8) 3.0 TDI V6

  • Has 140 hp more
  • Has 300 Nm more
  • Is 3.2 s quicker from 0-100 km/h
  • Has 15 km/h (9 mph) higher top speed
  • Has 51 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

AUDI A7 Sportback (C8) 40 TDI

  • Is 310 kg lighter
  • Uses 2.6 L/100 km less fuel
  • Has 446 km (277 mi) more estimated range
  • Has 10 L more trunk volume

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI S7 Sportback (C8) 3.0 TDI V6
AUDI A7 Sportback (C8) 40 TDI
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2 vehicles selected

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