Car comparison

AUDI S6 (C7) · Facelift 2016 4.0 TFSI V8vsInfiniti Q50 · Facelift 2017 S 3.0t

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

New comparison

AUDI S6 (C7) · Facelift 2016

4.0 TFSI V8

450 hp3993 ccGasolineAWDAutomaticTurbochargedSedan2016-2018
VS

Infiniti Q50 · Facelift 2017

S 3.0t

405 hp2997 ccGasolineRWDAutomaticTurbochargedSedan2017-present

Comparison overview

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

Best choices

AUDI S6 (C7) Facelift 2016 4.0 TFSI V8

  • Quickest 0-100 km/h
    4.4 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    450 hp
    336 kW
  • Highest torque
    550 Nm
    406 lb-ft
  • Best power-to-weight
    237 hp/t
    177 kW/t
    4.2 kg/hp
  • Lowest city consumption
    13.3 L/100 km
    17.7 mpg US
    21.2 mpg UK
  • Largest trunk
    530 L
  • Best overall score
    78/100
  • Best performance score
    78/100
  • Best economy score
    82/100
  • Best practicality score
    77/100

Infiniti Q50 Facelift 2017 S 3.0t

  • Lightest
    1,744 kg
    3,845 lb
  • Lowest combined fuel consumption
    9.1 L/100 km
    25.8 mpg US
    31.0 mpg UK
  • Lowest highway consumption
    6.7 L/100 km
    35.1 mpg US
    42.2 mpg UK
  • Lowest CO2 emissions
    206 g/km
  • Best estimated range
    879 km
    546 mi

Specification comparison

Specification comparison
ModelAUDIS6 (C7)Facelift 20164.0 TFSI V8InfinitiQ50Facelift 2017S 3.0t
Power
450hp336kW
405hp302kW
Torque
550Nm406lb-ft
475Nm350lb-ft
Curb weight
1,895kg4,178lb
1,744kg3,845lb
Gross weight
2,505kg5,523lb
-
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
42.6s99% target: 262 km/h / 163 mph
Calculated
47.9s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.4s
5.1s
0-200 km/h
13.0s
Calculated
14.9s
Calculated
0-60 mph
4.2s
Calculated
4.9s
Calculated
Fuel consumption
9.4L/100 km25mpg US30.1mpg UK
9.1L/100 km25.8mpg US31.0mpg UK
Fuel consumption city
13.3L/100 km17.7mpg US21.2mpg UK
13.3L/100 km17.7mpg US21.2mpg UK
Fuel consumption highway
7.1L/100 km33.1mpg US39.8mpg UK
6.7L/100 km35.1mpg US42.2mpg UK
Quarter mile
12.3s
Calculated
13.0s
Calculated
Power-to-weight
237hp/t177kW/t108hp/1000 lb
Calculated
232hp/t173kW/t105hp/1000 lb
Calculated
Torque-to-weight
290Nm/t194lb-ft/ton
Calculated
272Nm/t182lb-ft/ton
Calculated
Estimated range
798km496mi
Calculated
879km546mi
Calculated
Displacement
3,993cc244cu in
2,997cc183cu in
Length
4,931mm194in
4,810mm189in
Width
1,874mm74in
1,820mm72in
Height
1,468mm58in
1,430mm56in
Wheelbase
2,917mm115in
2,850mm112in
Front track
1,615mm64in
-
Rear track
1,607mm63in
-
Trunk volume
530L
500L
Max trunk volume
995L
-
Doors
4
4
Seats
5
5
Fuel tank
75L
80L
CO2 emissions
218g/km
206g/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 S6 (C7) Facelift 2016 4.0 TFSI V8Infiniti Q50 Facelift 2017 S 3.0tPowerTorque
  • AUDI S6 (C7) Facelift 2016 4.0 TFSI V8: Power / Torque
  • Infiniti Q50 Facelift 2017 S 3.0t: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIS6 (C7)Facelift 20164.0 TFSI V85,800-6,400 rpm1,400-5,700 rpm6,650 rpm
InfinitiQ50Facelift 2017S 3.0t6,400 rpm1,600-5,200 rpm6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIS6 (C7)Facelift 20164.0 TFSI V8InfinitiQ50Facelift 2017S 3.0t
Acceleration checkpoints
0-60 mph
0-97 km/h
4.2 s
4.9 s
0-100 km/h
0-62 mph
4.4 s
5.1 s
0-200 km/h
0-124 mph
13.0 s
14.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.2 s
2.4 s
330 ft
101 m
5.5 s
5.9 s
1/8 mile
201 m
8.2 s
8.7 s
1000 ft
305 m
10.4 s
11.0 s
1/4 mile
402 m
12.3 s
13.0 s
Trap speed
1/4 mile
402 m
194 km/h
121 mph
187 km/h
116 mph

Power comparison

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

Chart data table
VehicleValue
AUDIS6 (C7)Facelift 20164.0 TFSI V8
450 hp
336 kW
InfinitiQ50Facelift 2017S 3.0t
405 hp
302 kW

AUDI S6 (C7) Facelift 2016 4.0 TFSI V8 has 45 hp more than Infiniti Q50 Facelift 2017 S 3.0t.

The biggest power difference is between Infiniti Q50 Facelift 2017 S 3.0t and AUDI S6 (C7) Facelift 2016 4.0 TFSI V8: 45 hp (34 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIS6 (C7)Facelift 20164.0 TFSI V8
550 Nm
406 lb-ft
InfinitiQ50Facelift 2017S 3.0t
475 Nm
350 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIS6 (C7)Facelift 20164.0 TFSI V8
1,895 kg
4,178 lb
InfinitiQ50Facelift 2017S 3.0t
1,744 kg
3,845 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIS6 (C7)Facelift 20164.0 TFSI V8
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
InfinitiQ50Facelift 2017S 3.0t
Unrestricted
265 km/h165 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
AUDIS6 (C7)Facelift 20164.0 TFSI V84.4 s
InfinitiQ50Facelift 2017S 3.0t5.1 s

The biggest 0-100 km/h difference is between AUDI S6 (C7) Facelift 2016 4.0 TFSI V8 and Infiniti Q50 Facelift 2017 S 3.0t: 0.7 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIS6 (C7)Facelift 20164.0 TFSI V8
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
InfinitiQ50Facelift 2017S 3.0t
9.1 L/100 km
25.8 mpg US
31.0 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
AUDIS6 (C7)Facelift 20164.0 TFSI V8
237 hp/t
177 kW/t
4.2 kg/hp
InfinitiQ50Facelift 2017S 3.0t
232 hp/t
173 kW/t
4.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIS6 (C7)Facelift 20164.0 TFSI V8
798 km
496 mi
InfinitiQ50Facelift 2017S 3.0t
879 km
546 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIS6 (C7)Facelift 20164.0 TFSI V8
450 hp
336 kW
4.4 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
InfinitiQ50Facelift 2017S 3.0t
405 hp
302 kW
5.1 s
Unrestricted
265 km/h165 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
AUDIS6 (C7)Facelift 20164.0 TFSI V8
Power
450 hp
336 kW
0-100 km/h4.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
530 L
18.7 cu ft
Length
4,931 mm
194.1 in
Height
1,468 mm
57.8 in
InfinitiQ50Facelift 2017S 3.0t
Power
405 hp
302 kW
0-100 km/h5.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,810 mm
189.4 in
Height
1,430 mm
56.3 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
AUDIS6 (C7)Facelift 20164.0 TFSI V8
Power
450 hp
336 kW
0-100 km/h4.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
InfinitiQ50Facelift 2017S 3.0t
Power
405 hp
302 kW
0-100 km/h5.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
9.1 L/100 km
25.8 mpg US
31.0 mpg UK

AUDI S6 (C7) Facelift 2016 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
AUDIS6 (C7)Facelift 20164.0 TFSI V8
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
4.4 s
InfinitiQ50Facelift 2017S 3.0t
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
5.1 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
AUDIS6 (C7)Facelift 20164.0 TFSI V8
237 hp/t
177 kW/t
4.2 kg/hp
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
InfinitiQ50Facelift 2017S 3.0t
232 hp/t
173 kW/t
4.3 kg/hp
9.1 L/100 km
25.8 mpg US
31.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIS6 (C7)Facelift 20164.0 TFSI V8InfinitiQ50Facelift 2017S 3.0t
Power
450 hp
336 kW
405 hp
302 kW
Torque
550 Nm
406 lb-ft
475 Nm
350 lb-ft
Acceleration
4.4 s
5.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,895 kg
4,178 lb
1,744 kg
3,845 lb
Fuel consumption
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
530 L
18.7 cu ft
Length
4,931 mm
194.1 in
Height
1,468 mm
57.8 in
Doors/seats
4 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,810 mm
189.4 in
Height
1,430 mm
56.3 in
Range score
798 km
496 mi
879 km
546 mi
CO2 score
218 g/km
206 g/km
Trunk score
530 L
18.7 cu ft
500 L
17.7 cu ft
Power-to-weight score
237 hp/t
177 kW/t
4.2 kg/hp
232 hp/t
173 kW/t
4.3 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 S6 (C7) Facelift 2016 4.0 TFSI V8Infiniti Q50 Facelift 2017 S 3.0t
Consumption9.4 L/100 km25 mpg US30.1 mpg UK9.1 L/100 km25.8 mpg US31 mpg UK
Cost / 100 km16.45 LC100 km15.92 LC100 km
Cost / 100 mi26.47 LC100 mi25.63 LC100 mi
Annual fuel used1,410 L372 US gal310 UK gal1,365 L361 US gal300 UK gal
Annual fuel cost2,468 LC/year2,389 LC/year

Head-to-head comparisons

AUDI S6 (C7) Facelift 2016 4.0 TFSI V8

  • Has 45 hp more
  • Has 75 Nm more
  • Is 0.7 s quicker from 0-100 km/h
  • Has 5 hp/t better power-to-weight
  • Has 30 L more trunk volume

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

Infiniti Q50 Facelift 2017 S 3.0t

  • Is 151 kg lighter
  • Uses 0.3 L/100 km less fuel
  • Has 81 km (50 mi) more estimated range
  • Emits 12 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI S6 (C7) 4.0 TFSI V8
Infiniti Q50 S 3.0t
Compare selected cars
2 vehicles selected

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