Car comparison

AUDI S7 Sportback (C8) 3.0 TDI V6vsAUDI A7 Sportback (C8) 45 TFSI

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

New comparison

AUDI S7 Sportback (C8)

3.0 TDI V6

349 hp2967 ccDieselAWDAutomaticTurbochargedLiftback / fastback2019-2020
VS

AUDI A7 Sportback (C8)

45 TFSI

245 hp1984 ccGasolineAWDAutomaticTurbochargedLiftback / fastback2018-2020

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
    349 hp
    260 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Best power-to-weight
    174 hp/t
    129 kW/t
    5.8 kg/hp
  • Lowest combined fuel consumption
    6.5 L/100 km
    36.2 mpg US
    43.5 mpg UK
  • Lowest city consumption
    7.7 L/100 km
    30.5 mpg US
    36.7 mpg UK
  • Best estimated range
    969 km
    602 mi
  • Best overall score
    76/100
  • Best performance score
    73/100
  • Best economy score
    89/100
  • Best practicality score
    81/100

Specification comparison

Specification comparison
ModelAUDIS7 Sportback (C8)3.0 TDI V6AUDIA7 Sportback (C8)45 TFSI
Power
349hp260kW
245hp183kW
Torque
700Nm516lb-ft
370Nm273lb-ft
Curb weight
2,010kg4,431lb
1,750kg3,858lb
Gross weight
2,635kg5,809lb
2,375kg5,236lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
96.5s99% target: 257 km/h / 160 mph
Calculated
114.6s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.1s
6.2s
0-200 km/h
21.6s
Calculated
26.0s
Calculated
0-60 mph
4.8s
Calculated
5.9s
Calculated
Fuel consumption
6.5L/100 km36.2mpg US43.5mpg UK
6.8L/100 km34.6mpg US41.5mpg UK
Fuel consumption city
7.7L/100 km30.5mpg US36.7mpg UK
8.4L/100 km28mpg US33.6mpg UK
Fuel consumption highway
5.8L/100 km40.6mpg US48.7mpg UK
5.7L/100 km41.3mpg US49.6mpg UK
Quarter mile
13.4s
Calculated
14.3s
Calculated
Power-to-weight
174hp/t129kW/t79hp/1000 lb
Calculated
140hp/t104kW/t64hp/1000 lb
Calculated
Torque-to-weight
348Nm/t233lb-ft/ton
Calculated
211Nm/t141lb-ft/ton
Calculated
Estimated range
969km602mi
Calculated
926km576mi
Calculated
Displacement
2,967cc181cu in
1,984cc121cu 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-
154g/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) 45 TFSIPowerTorque
  • AUDI S7 Sportback (C8) 3.0 TDI V6: Power / Torque
  • AUDI A7 Sportback (C8) 45 TFSI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIS7 Sportback (C8)3.0 TDI V63,850 rpm2,500-3,100 rpm4,100 rpm
AUDIA7 Sportback (C8)45 TFSI5,000-6,500 rpm1,600-4,300 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIS7 Sportback (C8)3.0 TDI V6AUDIA7 Sportback (C8)45 TFSI
Acceleration checkpoints
0-60 mph
0-97 km/h
4.8 s
5.9 s
0-100 km/h
0-62 mph
5.1 s
6.2 s
0-200 km/h
0-124 mph
21.6 s
26.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.0 s
2.2 s
330 ft
101 m
5.6 s
6.1 s
1/8 mile
201 m
8.6 s
9.3 s
1000 ft
305 m
11.2 s
12.0 s
1/4 mile
402 m
13.4 s
14.3 s
Trap speed
1/4 mile
402 m
166 km/h
103 mph
157 km/h
98 mph

Power comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C8)3.0 TDI V6
349 hp
260 kW
AUDIA7 Sportback (C8)45 TFSI
245 hp
183 kW

AUDI S7 Sportback (C8) 3.0 TDI V6 has 104 hp more than AUDI A7 Sportback (C8) 45 TFSI.

The biggest power difference is between AUDI A7 Sportback (C8) 45 TFSI and AUDI S7 Sportback (C8) 3.0 TDI V6: 104 hp (78 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)45 TFSI
370 Nm
273 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)45 TFSI
1,750 kg
3,858 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)45 TFSI
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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)45 TFSI6.2 s

The biggest 0-100 km/h difference is between AUDI S7 Sportback (C8) 3.0 TDI V6 and AUDI A7 Sportback (C8) 45 TFSI: 1.1 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
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
AUDIA7 Sportback (C8)45 TFSI
6.8 L/100 km
34.6 mpg US
41.5 mpg UK

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
AUDIS7 Sportback (C8)3.0 TDI V6
174 hp/t
129 kW/t
5.8 kg/hp
AUDIA7 Sportback (C8)45 TFSI
140 hp/t
104 kW/t
7.1 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
969 km
602 mi
AUDIA7 Sportback (C8)45 TFSI
926 km
576 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
349 hp
260 kW
5.1 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA7 Sportback (C8)45 TFSI
245 hp
183 kW
6.2 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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
349 hp
260 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)45 TFSI
Power
245 hp
183 kW
0-100 km/h6.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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
349 hp
260 kW
0-100 km/h5.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
AUDIA7 Sportback (C8)45 TFSI
Power
245 hp
183 kW
0-100 km/h6.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
6.8 L/100 km
34.6 mpg US
41.5 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
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
5.1 s
AUDIA7 Sportback (C8)45 TFSI
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
6.2 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
174 hp/t
129 kW/t
5.8 kg/hp
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
AUDIA7 Sportback (C8)45 TFSI
140 hp/t
104 kW/t
7.1 kg/hp
6.8 L/100 km
34.6 mpg US
41.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIS7 Sportback (C8)3.0 TDI V6AUDIA7 Sportback (C8)45 TFSI
Power
349 hp
260 kW
245 hp
183 kW
Torque
700 Nm
516 lb-ft
370 Nm
273 lb-ft
Acceleration
5.1 s
6.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,010 kg
4,431 lb
1,750 kg
3,858 lb
Fuel consumption
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
6.8 L/100 km
34.6 mpg US
41.5 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
969 km
602 mi
926 km
576 mi
CO2 score
-
154 g/km
Trunk score
525 L
18.5 cu ft
535 L
18.9 cu ft
Power-to-weight score
174 hp/t
129 kW/t
5.8 kg/hp
140 hp/t
104 kW/t
7.1 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) 45 TFSI
Consumption6.5 L/100 km36.2 mpg US43.5 mpg UK6.8 L/100 km34.6 mpg US41.5 mpg UK
Cost / 100 km11.38 LC100 km11.90 LC100 km
Cost / 100 mi18.31 LC100 mi19.15 LC100 mi
Annual fuel used975 L258 US gal214 UK gal1,020 L269 US gal224 UK gal
Annual fuel cost1,706 LC/year1,785 LC/year

Head-to-head comparisons

AUDI S7 Sportback (C8) 3.0 TDI V6

  • Has 104 hp more
  • Has 330 Nm more
  • Is 1.1 s quicker from 0-100 km/h
  • Uses 0.3 L/100 km less fuel
  • Has 34 hp/t better power-to-weight
  • Has 43 km (27 mi) more estimated range

Pros

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

Cons

  • Heaviest
  • Smallest trunk

AUDI A7 Sportback (C8) 45 TFSI

  • Is 260 kg lighter
  • Has 10 L more trunk volume

Pros

  • Lightest
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI S7 Sportback (C8) 3.0 TDI V6
AUDI A7 Sportback (C8) 45 TFSI
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2 vehicles selected

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