Car comparison

AUDI A7 Sportback (C8) 55 TFSIvsAUDI S5 Sportback (8T) 3.0 TFSI V6

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

New comparison

AUDI A7 Sportback (C8)

55 TFSI

340 hp2995 ccGasolineAWDAutomaticTurbochargedLiftback / fastback2017-2023
VS

AUDI S5 Sportback (8T)

3.0 TFSI V6

333 hp2995 ccGasolineAWDAutomaticSuperchargedLiftback / fastback2010-2011

Comparison overview

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

Best choices

AUDI A7 Sportback (C8) 55 TFSI

  • Quickest 0-100 km/h
    5.3 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    340 hp
    254 kW
  • Highest torque
    500 Nm
    369 lb-ft
  • Lowest combined fuel consumption
    7.2 L/100 km
    32.7 mpg US
    39.2 mpg UK
  • Lowest city consumption
    9.3 L/100 km
    25.3 mpg US
    30.4 mpg UK
  • Lowest highway consumption
    5.9 L/100 km
    39.9 mpg US
    47.9 mpg UK
  • Lowest CO2 emissions
    163 g/km
  • Best estimated range
    875 km
    544 mi
  • Largest trunk
    535 L
  • Best overall score
    74/100
  • Best performance score
    70/100
  • Best economy score
    87/100
  • Best practicality score
    81/100

Specification comparison

Specification comparison
ModelAUDIA7 Sportback (C8)55 TFSIAUDIS5 Sportback (8T)3.0 TFSI V6
Power
340hp254kW
333hp248kW
Torque
500Nm369lb-ft
440Nm325lb-ft
Curb weight
1,815kg4,001lb
1,755kg3,869lb
Gross weight
2,470kg5,445lb
2,285kg5,038lb
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
87.0s99% target: 257 km/h / 160 mph
Calculated
91.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.3s
5.4s
0-200 km/h
21.0s
Calculated
21.7s
Calculated
0-60 mph
5.0s
Calculated
5.1s
Calculated
Fuel consumption
7.2L/100 km32.7mpg US39.2mpg UK
9.4L/100 km25mpg US30.1mpg UK
Fuel consumption city
9.3L/100 km25.3mpg US30.4mpg UK
13.5L/100 km17.4mpg US20.9mpg UK
Fuel consumption highway
5.9L/100 km39.9mpg US47.9mpg UK
7L/100 km33.6mpg US40.4mpg UK
Quarter mile
13.5s
Calculated
13.6s
Calculated
Power-to-weight
187hp/t140kW/t85hp/1000 lb
Calculated
190hp/t141kW/t86hp/1000 lb
Calculated
Torque-to-weight
275Nm/t184lb-ft/ton
Calculated
251Nm/t168lb-ft/ton
Calculated
Estimated range
875km544mi
Calculated
681km423mi
Calculated
Displacement
2,995cc183cu in
2,995cc183cu in
Length
4,969mm196in
4,713mm186in
Width
1,908mm75in
1,854mm73in
Height
1,422mm56in
1,382mm54in
Wheelbase
2,926mm115in
2,811mm111in
Front track
1,651mm65in
1,588mm63in
Rear track
1,637mm64in
1,575mm62in
Trunk volume
535L
480L
Max trunk volume-
980L
Doors
5
5
Seats
5
5
Fuel tank
63L
64L
CO2 emissions
163g/km
315g/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 A7 Sportback (C8) 55 TFSIAUDI S5 Sportback (8T) 3.0 TFSI V6PowerTorque
  • AUDI A7 Sportback (C8) 55 TFSI: Power / Torque
  • AUDI S5 Sportback (8T) 3.0 TFSI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA7 Sportback (C8)55 TFSI5,000-6,400 rpm1,370-4,500 rpm6,650 rpm
AUDIS5 Sportback (8T)3.0 TFSI V65,500-7,000 rpm2,900-5,300 rpm7,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA7 Sportback (C8)55 TFSIAUDIS5 Sportback (8T)3.0 TFSI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
5.0 s
5.1 s
0-100 km/h
0-62 mph
5.3 s
5.4 s
0-200 km/h
0-124 mph
21.0 s
21.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.1 s
2.1 s
330 ft
101 m
5.8 s
5.8 s
1/8 mile
201 m
8.8 s
8.8 s
1000 ft
305 m
11.3 s
11.4 s
1/4 mile
402 m
13.5 s
13.6 s
Trap speed
1/4 mile
402 m
167 km/h
104 mph
166 km/h
103 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)55 TFSI
340 hp
254 kW
AUDIS5 Sportback (8T)3.0 TFSI V6
333 hp
248 kW

AUDI A7 Sportback (C8) 55 TFSI has 7 hp more than AUDI S5 Sportback (8T) 3.0 TFSI V6.

The biggest power difference is between AUDI S5 Sportback (8T) 3.0 TFSI V6 and AUDI A7 Sportback (C8) 55 TFSI: 7 hp (5 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)55 TFSI
500 Nm
369 lb-ft
AUDIS5 Sportback (8T)3.0 TFSI V6
440 Nm
325 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)55 TFSI
1,815 kg
4,001 lb
AUDIS5 Sportback (8T)3.0 TFSI V6
1,755 kg
3,869 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)55 TFSI
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIS5 Sportback (8T)3.0 TFSI V6
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
AUDIA7 Sportback (C8)55 TFSI5.3 s
AUDIS5 Sportback (8T)3.0 TFSI V65.4 s

The biggest 0-100 km/h difference is between AUDI A7 Sportback (C8) 55 TFSI and AUDI S5 Sportback (8T) 3.0 TFSI V6: 0.1 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)55 TFSI
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
AUDIS5 Sportback (8T)3.0 TFSI V6
9.4 L/100 km
25.0 mpg US
30.1 mpg UK

The biggest fuel consumption difference is between AUDI A7 Sportback (C8) 55 TFSI and AUDI S5 Sportback (8T) 3.0 TFSI V6: 2.2 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
AUDIA7 Sportback (C8)55 TFSI
187 hp/t
140 kW/t
5.3 kg/hp
AUDIS5 Sportback (8T)3.0 TFSI V6
190 hp/t
141 kW/t
5.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)55 TFSI
875 km
544 mi
AUDIS5 Sportback (8T)3.0 TFSI V6
681 km
423 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA7 Sportback (C8)55 TFSI
340 hp
254 kW
5.3 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIS5 Sportback (8T)3.0 TFSI V6
333 hp
248 kW
5.4 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
AUDIA7 Sportback (C8)55 TFSI
Power
340 hp
254 kW
0-100 km/h5.3 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
AUDIS5 Sportback (8T)3.0 TFSI V6
Power
333 hp
248 kW
0-100 km/h5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,713 mm
185.6 in
Height
1,382 mm
54.4 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
AUDIA7 Sportback (C8)55 TFSI
Power
340 hp
254 kW
0-100 km/h5.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
AUDIS5 Sportback (8T)3.0 TFSI V6
Power
333 hp
248 kW
0-100 km/h5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
9.4 L/100 km
25.0 mpg US
30.1 mpg UK

AUDI A7 Sportback (C8) 55 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
AUDIA7 Sportback (C8)55 TFSI
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
5.3 s
AUDIS5 Sportback (8T)3.0 TFSI V6
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
5.4 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
AUDIA7 Sportback (C8)55 TFSI
187 hp/t
140 kW/t
5.3 kg/hp
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
AUDIS5 Sportback (8T)3.0 TFSI V6
190 hp/t
141 kW/t
5.3 kg/hp
9.4 L/100 km
25.0 mpg US
30.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA7 Sportback (C8)55 TFSIAUDIS5 Sportback (8T)3.0 TFSI V6
Power
340 hp
254 kW
333 hp
248 kW
Torque
500 Nm
369 lb-ft
440 Nm
325 lb-ft
Acceleration
5.3 s
5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,815 kg
4,001 lb
1,755 kg
3,869 lb
Fuel consumption
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Practicality
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
Doors/seats
5 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,713 mm
185.6 in
Height
1,382 mm
54.4 in
Range score
875 km
544 mi
681 km
423 mi
CO2 score
163 g/km
315 g/km
Trunk score
535 L
18.9 cu ft
480 L
17.0 cu ft
Power-to-weight score
187 hp/t
140 kW/t
5.3 kg/hp
190 hp/t
141 kW/t
5.3 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 A7 Sportback (C8) 55 TFSIAUDI S5 Sportback (8T) 3.0 TFSI V6
Consumption7.2 L/100 km32.7 mpg US39.2 mpg UK9.4 L/100 km25 mpg US30.1 mpg UK
Cost / 100 km12.60 LC100 km16.45 LC100 km
Cost / 100 mi20.28 LC100 mi26.47 LC100 mi
Annual fuel used1,080 L285 US gal238 UK gal1,410 L372 US gal310 UK gal
Annual fuel cost1,890 LC/year2,468 LC/year

Head-to-head comparisons

AUDI A7 Sportback (C8) 55 TFSI

  • Has 7 hp more
  • Has 60 Nm more
  • Is 0.1 s quicker from 0-100 km/h
  • Uses 2.2 L/100 km less fuel
  • Has 194 km (121 mi) more estimated range
  • Has 55 L more trunk volume
  • Emits 152 g/km less CO2

Pros

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

Cons

  • Heaviest

AUDI S5 Sportback (8T) 3.0 TFSI V6

  • Is 60 kg lighter
  • Has 2 hp/t better power-to-weight

Pros

  • Lightest
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A7 Sportback (C8) 55 TFSI
AUDI S5 Sportback (8T) 3.0 TFSI V6
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2 vehicles selected

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