Car comparison

AUDI S8 (D4) · Facelift 2013 4.0 TFSI COD V8vsAUDI S6 (C7) · Facelift 2014 4.0 TFSI V8

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

New comparison

AUDI S8 (D4) · Facelift 2013

4.0 TFSI COD V8

520 hp3993 ccGasolineAWDAutomaticTurbochargedSedan2013-2015
VS

AUDI S6 (C7) · Facelift 2014

4.0 TFSI V8

450 hp3993 ccGasolineAWDAutomaticTwin-turboSedan2014-2018

Comparison overview

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

Best choices

AUDI S8 (D4) Facelift 2013 4.0 TFSI COD V8

  • Quickest 0-100 km/h
    4.1 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    520 hp
    388 kW
  • Highest torque
    650 Nm
    479 lb-ft
  • Best power-to-weight
    261 hp/t
    195 kW/t
    3.8 kg/hp
  • Best estimated range
    854 km
    531 mi
  • Best overall score
    82/100
  • Best performance score
    84/100
  • Best practicality score
    77/100

AUDI S6 (C7) Facelift 2014 4.0 TFSI V8

  • Lightest
    1,895 kg
    4,178 lb
  • Lowest combined fuel consumption
    9.2 L/100 km
    25.6 mpg US
    30.7 mpg UK
  • Lowest city consumption
    13.1 L/100 km
    18.0 mpg US
    21.6 mpg UK
  • Lowest highway consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Lowest CO2 emissions
    214 g/km
  • Largest trunk
    530 L
  • Best economy score
    82/100

Specification comparison

Specification comparison
ModelAUDIS8 (D4)Facelift 20134.0 TFSI COD V8AUDIS6 (C7)Facelift 20144.0 TFSI V8
Power
520hp388kW
450hp336kW
Torque
650Nm479lb-ft
550Nm406lb-ft
Curb weight
1,990kg4,387lb
1,895kg4,178lb
Gross weight
2,590kg5,710lb
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
38.6s99% target: 262 km/h / 163 mph
Calculated
42.6s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.1s
4.4s
0-200 km/h
12.0s
Calculated
13.0s
Calculated
0-60 mph
3.9s
Calculated
4.2s
Calculated
Fuel consumption
9.6L/100 km24.5mpg US29.4mpg UK
9.2L/100 km25.6mpg US30.7mpg UK
Fuel consumption city
13.6L/100 km17.3mpg US20.8mpg UK
13.1L/100 km18mpg US21.6mpg UK
Fuel consumption highway
7.3L/100 km32.2mpg US38.7mpg UK
6.9L/100 km34.1mpg US40.9mpg UK
Quarter mile
11.9s
Calculated
12.3s
Calculated
Power-to-weight
261hp/t195kW/t119hp/1000 lb
Calculated
237hp/t177kW/t108hp/1000 lb
Calculated
Torque-to-weight
327Nm/t219lb-ft/ton
Calculated
290Nm/t194lb-ft/ton
Calculated
Estimated range
854km531mi
Calculated
815km507mi
Calculated
Displacement
3,993cc244cu in
3,993cc244cu in
Length
5,147mm203in
4,931mm194in
Width
1,949mm77in
1,874mm74in
Height
1,458mm57in
1,468mm58in
Wheelbase
2,994mm118in
2,917mm115in
Front track
1,632mm64in
1,615mm64in
Rear track
1,623mm64in
1,607mm63in
Trunk volume
520L
530L
Doors
4
4
Seats
5
5
Fuel tank
82L
75L
CO2 emissions
225g/km
214g/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 S8 (D4) Facelift 2013 4.0 TFSI COD V8AUDI S6 (C7) Facelift 2014 4.0 TFSI V8PowerTorque
  • AUDI S8 (D4) Facelift 2013 4.0 TFSI COD V8: Power / Torque
  • AUDI S6 (C7) Facelift 2014 4.0 TFSI V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIS8 (D4)Facelift 20134.0 TFSI COD V85,800 rpm1,700-5,500 rpm6,050 rpm
AUDIS6 (C7)Facelift 20144.0 TFSI V85,800-6,400 rpm1,400-5,700 rpm6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIS8 (D4)Facelift 20134.0 TFSI COD V8AUDIS6 (C7)Facelift 20144.0 TFSI V8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.9 s
4.2 s
0-100 km/h
0-62 mph
4.1 s
4.4 s
0-200 km/h
0-124 mph
12.0 s
13.0 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
2.2 s
330 ft
101 m
5.4 s
5.5 s
1/8 mile
201 m
7.9 s
8.2 s
1000 ft
305 m
10.1 s
10.4 s
1/4 mile
402 m
11.9 s
12.3 s
Trap speed
1/4 mile
402 m
200 km/h
124 mph
194 km/h
121 mph

Power comparison

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

Chart data table
VehicleValue
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
520 hp
388 kW
AUDIS6 (C7)Facelift 20144.0 TFSI V8
450 hp
336 kW

AUDI S8 (D4) Facelift 2013 4.0 TFSI COD V8 has 70 hp more than AUDI S6 (C7) Facelift 2014 4.0 TFSI V8.

The biggest power difference is between AUDI S6 (C7) Facelift 2014 4.0 TFSI V8 and AUDI S8 (D4) Facelift 2013 4.0 TFSI COD V8: 70 hp (52 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
650 Nm
479 lb-ft
AUDIS6 (C7)Facelift 20144.0 TFSI V8
550 Nm
406 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
1,990 kg
4,387 lb
AUDIS6 (C7)Facelift 20144.0 TFSI V8
1,895 kg
4,178 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
AUDIS6 (C7)Facelift 20144.0 TFSI V8
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
AUDIS8 (D4)Facelift 20134.0 TFSI COD V84.1 s
AUDIS6 (C7)Facelift 20144.0 TFSI V84.4 s

The biggest 0-100 km/h difference is between AUDI S8 (D4) Facelift 2013 4.0 TFSI COD V8 and AUDI S6 (C7) Facelift 2014 4.0 TFSI V8: 0.3 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDIS6 (C7)Facelift 20144.0 TFSI V8
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
261 hp/t
195 kW/t
3.8 kg/hp
AUDIS6 (C7)Facelift 20144.0 TFSI V8
237 hp/t
177 kW/t
4.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
854 km
531 mi
AUDIS6 (C7)Facelift 20144.0 TFSI V8
815 km
507 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
520 hp
388 kW
4.1 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
AUDIS6 (C7)Facelift 20144.0 TFSI V8
450 hp
336 kW
4.4 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
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
Power
520 hp
388 kW
0-100 km/h4.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
5,147 mm
202.6 in
Height
1,458 mm
57.4 in
AUDIS6 (C7)Facelift 20144.0 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

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
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
Power
520 hp
388 kW
0-100 km/h4.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDIS6 (C7)Facelift 20144.0 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
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

AUDI S8 (D4) Facelift 2013 4.0 TFSI COD 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
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
4.1 s
AUDIS6 (C7)Facelift 20144.0 TFSI V8
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
4.4 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
AUDIS8 (D4)Facelift 20134.0 TFSI COD V8
261 hp/t
195 kW/t
3.8 kg/hp
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDIS6 (C7)Facelift 20144.0 TFSI V8
237 hp/t
177 kW/t
4.2 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIS8 (D4)Facelift 20134.0 TFSI COD V8AUDIS6 (C7)Facelift 20144.0 TFSI V8
Power
520 hp
388 kW
450 hp
336 kW
Torque
650 Nm
479 lb-ft
550 Nm
406 lb-ft
Acceleration
4.1 s
4.4 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,990 kg
4,387 lb
1,895 kg
4,178 lb
Fuel consumption
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
5,147 mm
202.6 in
Height
1,458 mm
57.4 in
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
Range score
854 km
531 mi
815 km
507 mi
CO2 score
225 g/km
214 g/km
Trunk score
520 L
18.4 cu ft
530 L
18.7 cu ft
Power-to-weight score
261 hp/t
195 kW/t
3.8 kg/hp
237 hp/t
177 kW/t
4.2 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 S8 (D4) Facelift 2013 4.0 TFSI COD V8AUDI S6 (C7) Facelift 2014 4.0 TFSI V8
Consumption9.6 L/100 km24.5 mpg US29.4 mpg UK9.2 L/100 km25.6 mpg US30.7 mpg UK
Cost / 100 km16.80 LC100 km16.10 LC100 km
Cost / 100 mi27.04 LC100 mi25.91 LC100 mi
Annual fuel used1,440 L380 US gal317 UK gal1,380 L365 US gal304 UK gal
Annual fuel cost2,520 LC/year2,415 LC/year

Head-to-head comparisons

AUDI S8 (D4) Facelift 2013 4.0 TFSI COD V8

  • Has 70 hp more
  • Has 100 Nm more
  • Is 0.3 s quicker from 0-100 km/h
  • Has 24 hp/t better power-to-weight
  • Has 39 km (24 mi) more estimated range

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk
  • Highest CO2 emissions

AUDI S6 (C7) Facelift 2014 4.0 TFSI V8

  • Is 95 kg lighter
  • Uses 0.4 L/100 km less fuel
  • Has 10 L more trunk volume
  • Emits 11 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI S8 (D4) 4.0 TFSI COD V8
AUDI S6 (C7) 4.0 TFSI V8
Compare selected cars
2 vehicles selected

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