Car comparison

AUDI S7 Sportback (C7) · Facelift 2014 4.0 TFSI V8vsAUDI S7 Sportback (C8) 2.9 TFSI V6

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

New comparison

AUDI S7 Sportback (C7) · Facelift 2014

4.0 TFSI V8

450 hp3993 ccGasolineAWDAutomaticTwin-turboLiftback / fastback2014-2016
VS

AUDI S7 Sportback (C8)

2.9 TFSI V6

444 hp2894 ccGasolineAWDAutomaticTwin-turboLiftback / fastback2019-2023

Comparison overview

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

Best choices

AUDI S7 Sportback (C7) Facelift 2014 4.0 TFSI V8

  • Quickest 0-100 km/h
    4.6 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    450 hp
    336 kW
  • Lightest
    1,955 kg
    4,310 lb
  • Best power-to-weight
    230 hp/t
    172 kW/t
    4.3 kg/hp
  • Lowest combined fuel consumption
    9.3 L/100 km
    25.3 mpg US
    30.4 mpg UK
  • Lowest highway consumption
    7.0 L/100 km
    33.6 mpg US
    40.4 mpg UK
  • Best estimated range
    806 km
    501 mi
  • Best performance score
    77/100
  • Best economy score
    82/100

AUDI S7 Sportback (C8) 2.9 TFSI V6

  • Highest torque
    600 Nm
    443 lb-ft
  • Lowest city consumption
    13.1 L/100 km
    18.0 mpg US
    21.6 mpg UK
  • Largest trunk
    697 L
  • Best overall score
    80/100
  • Best practicality score
    87/100

Specification comparison

Specification comparison
ModelAUDIS7 Sportback (C7)Facelift 20144.0 TFSI V8AUDIS7 Sportback (C8)2.9 TFSI V6
Power
450hp336kW
444hp331kW
Torque
550Nm406lb-ft
600Nm443lb-ft
Curb weight
1,955kg4,310lb
2,248kg4,956lb
Gross weight
2,565kg5,655lb
-
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
74.3s99% target: 257 km/h / 160 mph
Calculated
84.2s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.6s
4.6s
0-200 km/h
18.1s
Calculated
19.2s
Calculated
0-60 mph
4.4s
Calculated
4.3s
Calculated
Fuel consumption
9.3L/100 km25.3mpg US30.4mpg UK
10.7L/100 km22mpg US26.4mpg UK
Fuel consumption city
13.2L/100 km17.8mpg US21.4mpg UK
13.1L/100 km18mpg US21.6mpg UK
Fuel consumption highway
7L/100 km33.6mpg US40.4mpg UK
8.4L/100 km28mpg US33.6mpg UK
Quarter mile
12.8s
Calculated
12.9s
Calculated
Power-to-weight
230hp/t172kW/t104hp/1000 lb
Calculated
198hp/t147kW/t90hp/1000 lb
Calculated
Torque-to-weight
281Nm/t188lb-ft/ton
Calculated
267Nm/t179lb-ft/ton
Calculated
Estimated range
806km501mi
Calculated
682km424mi
Calculated
Displacement
3,993cc244cu in
2,894cc177cu in
Length
4,980mm196in
4,978mm196in
Width
1,911mm75in
1,908mm75in
Height
1,408mm55in
1,417mm56in
Wheelbase
2,916mm115in
2,929mm115in
Front track
1,641mm65in
1,654mm65in
Rear track
1,632mm64in
1,636mm64in
Trunk volume
535L
697L
Max trunk volume
1,390L
-
Doors
5
5
Seats
4
5
Fuel tank
75L
73L
CO2 emissions
215g/km
-

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIS7 Sportback (C7)Facelift 20144.0 TFSI V8AUDIS7 Sportback (C8)2.9 TFSI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
4.4 s
4.3 s
0-100 km/h
0-62 mph
4.6 s
4.6 s
0-200 km/h
0-124 mph
18.1 s
19.2 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
Limited
Drag race simulation
60 ft
18 m
2.0 s
1.9 s
330 ft
101 m
5.4 s
5.4 s
1/8 mile
201 m
8.3 s
8.3 s
1000 ft
305 m
10.8 s
10.8 s
1/4 mile
402 m
12.8 s
12.9 s
Trap speed
1/4 mile
402 m
175 km/h
109 mph
172 km/h
107 mph

Power comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C7)Facelift 20144.0 TFSI V8
450 hp
336 kW
AUDIS7 Sportback (C8)2.9 TFSI V6
444 hp
331 kW

AUDI S7 Sportback (C7) Facelift 2014 4.0 TFSI V8 has 6 hp more than AUDI S7 Sportback (C8) 2.9 TFSI V6.

The biggest power difference is between AUDI S7 Sportback (C8) 2.9 TFSI V6 and AUDI S7 Sportback (C7) Facelift 2014 4.0 TFSI V8: 6 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C7)Facelift 20144.0 TFSI V8
550 Nm
406 lb-ft
AUDIS7 Sportback (C8)2.9 TFSI V6
600 Nm
443 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C7)Facelift 20144.0 TFSI V8
1,955 kg
4,310 lb
AUDIS7 Sportback (C8)2.9 TFSI V6
2,248 kg
4,956 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 (C7)Facelift 20144.0 TFSI V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIS7 Sportback (C8)2.9 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
AUDIS7 Sportback (C7)Facelift 20144.0 TFSI V84.6 s
AUDIS7 Sportback (C8)2.9 TFSI V64.6 s

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C7)Facelift 20144.0 TFSI V8
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
AUDIS7 Sportback (C8)2.9 TFSI V6
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

The biggest fuel consumption difference is between AUDI S7 Sportback (C7) Facelift 2014 4.0 TFSI V8 and AUDI S7 Sportback (C8) 2.9 TFSI V6: 1.4 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 (C7)Facelift 20144.0 TFSI V8
230 hp/t
172 kW/t
4.3 kg/hp
AUDIS7 Sportback (C8)2.9 TFSI V6
198 hp/t
147 kW/t
5.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIS7 Sportback (C7)Facelift 20144.0 TFSI V8
806 km
501 mi
AUDIS7 Sportback (C8)2.9 TFSI V6
682 km
424 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIS7 Sportback (C7)Facelift 20144.0 TFSI V8
450 hp
336 kW
4.6 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIS7 Sportback (C8)2.9 TFSI V6
444 hp
331 kW
4.6 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 (C7)Facelift 20144.0 TFSI V8
Power
450 hp
336 kW
0-100 km/h4.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
4 seats
Trunk
535 L
18.9 cu ft
Length
4,980 mm
196.1 in
Height
1,408 mm
55.4 in
AUDIS7 Sportback (C8)2.9 TFSI V6
Power
444 hp
331 kW
0-100 km/h4.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
697 L
24.6 cu ft
Length
4,978 mm
196.0 in
Height
1,417 mm
55.8 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 (C7)Facelift 20144.0 TFSI V8
Power
450 hp
336 kW
0-100 km/h4.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
AUDIS7 Sportback (C8)2.9 TFSI V6
Power
444 hp
331 kW
0-100 km/h4.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

AUDI S7 Sportback (C7) Facelift 2014 4.0 TFSI V8 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 (C7)Facelift 20144.0 TFSI V8
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
4.6 s
AUDIS7 Sportback (C8)2.9 TFSI V6
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
4.6 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
AUDIS7 Sportback (C7)Facelift 20144.0 TFSI V8
230 hp/t
172 kW/t
4.3 kg/hp
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
AUDIS7 Sportback (C8)2.9 TFSI V6
198 hp/t
147 kW/t
5.1 kg/hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIS7 Sportback (C7)Facelift 20144.0 TFSI V8AUDIS7 Sportback (C8)2.9 TFSI V6
Power
450 hp
336 kW
444 hp
331 kW
Torque
550 Nm
406 lb-ft
600 Nm
443 lb-ft
Acceleration
4.6 s
4.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,955 kg
4,310 lb
2,248 kg
4,956 lb
Fuel consumption
9.3 L/100 km
25.3 mpg US
30.4 mpg UK
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
Practicality
Doors/seats
5 doors
4 seats
Trunk
535 L
18.9 cu ft
Length
4,980 mm
196.1 in
Height
1,408 mm
55.4 in
Doors/seats
5 doors
5 seats
Trunk
697 L
24.6 cu ft
Length
4,978 mm
196.0 in
Height
1,417 mm
55.8 in
Range score
806 km
501 mi
682 km
424 mi
CO2 score
215 g/km
-
Trunk score
535 L
18.9 cu ft
697 L
24.6 cu ft
Power-to-weight score
230 hp/t
172 kW/t
4.3 kg/hp
198 hp/t
147 kW/t
5.1 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 (C7) Facelift 2014 4.0 TFSI V8AUDI S7 Sportback (C8) 2.9 TFSI V6
Consumption9.3 L/100 km25.3 mpg US30.4 mpg UK10.7 L/100 km22 mpg US26.4 mpg UK
Cost / 100 km16.28 LC100 km18.72 LC100 km
Cost / 100 mi26.19 LC100 mi30.13 LC100 mi
Annual fuel used1,395 L369 US gal307 UK gal1,605 L424 US gal353 UK gal
Annual fuel cost2,441 LC/year2,809 LC/year

Head-to-head comparisons

AUDI S7 Sportback (C7) Facelift 2014 4.0 TFSI V8

  • Has 6 hp more
  • Is 293 kg lighter
  • Uses 1.4 L/100 km less fuel
  • Has 33 hp/t better power-to-weight
  • Has 124 km (77 mi) more estimated range

Pros

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

Cons

  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI S7 Sportback (C7) 4.0 TFSI V8
AUDI S7 Sportback (C8) 2.9 TFSI V6
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