Car comparison

AUDI A8 (D4/4H) 4.0 TFSI V8vsAUDI S6 (C7) 4.0 TFSI V8

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

New comparison

AUDI A8 (D4/4H)

4.0 TFSI V8

420 hp3993 ccGasolineAWDAutomaticTwin-turboSedan2012-2013
VS

AUDI S6 (C7)

4.0 TFSI V8

420 hp3993 ccGasolineAWDAutomaticTurbochargedSedan2012-2014

Comparison overview

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

Best choices

AUDI A8 (D4/4H) 4.0 TFSI V8

  • Quickest 0-100 km/h
    4.6 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    420 hp
    313 kW
  • Highest torque
    600 Nm
    443 lb-ft
  • Lightest
    1,895 kg
    4,178 lb
  • Best power-to-weight
    222 hp/t
    165 kW/t
    4.5 kg/hp
  • Lowest combined fuel consumption
    9.4 L/100 km
    25.0 mpg US
    30.1 mpg UK
  • Lowest city consumption
    13.0 L/100 km
    18.1 mpg US
    21.7 mpg UK
  • Lowest highway consumption
    7.3 L/100 km
    32.2 mpg US
    38.7 mpg UK
  • Lowest CO2 emissions
    219 g/km
  • Best estimated range
    957 km
    595 mi
  • Best overall score
    77/100
  • Best performance score
    78/100
  • Best economy score
    82/100

Specification comparison

Specification comparison
ModelAUDIA8 (D4/4H)4.0 TFSI V8AUDIS6 (C7)4.0 TFSI V8
Power
420hp313kW
420hp313kW
Torque
600Nm443lb-ft
550Nm406lb-ft
Curb weight
1,895kg4,178lb
1,895kg4,178lb
Gross weight
2,545kg5,611lb
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
45.0s99% target: 262 km/h / 163 mph
Calculated
46.1s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.6s
4.6s
0-200 km/h
13.7s
Calculated
13.9s
Calculated
0-60 mph
4.4s
Calculated
4.4s
Calculated
Fuel consumption
9.4L/100 km25mpg US30.1mpg UK
9.6L/100 km24.5mpg US29.4mpg UK
Fuel consumption city
13L/100 km18.1mpg US21.7mpg UK
13.4L/100 km17.6mpg US21.1mpg UK
Fuel consumption highway
7.3L/100 km32.2mpg US38.7mpg UK
7.5L/100 km31.4mpg US37.7mpg UK
Quarter mile
12.5s
Calculated
12.5s
Calculated
Power-to-weight
222hp/t165kW/t101hp/1000 lb
Calculated
222hp/t165kW/t101hp/1000 lb
Calculated
Torque-to-weight
317Nm/t212lb-ft/ton
Calculated
290Nm/t194lb-ft/ton
Calculated
Estimated range
957km595mi
Calculated
781km485mi
Calculated
Displacement
3,993cc244cu in
3,993cc244cu in
Length
5,137mm202in
4,931mm194in
Width
1,949mm77in
1,874mm74in
Height
1,460mm57in
1,468mm58in
Wheelbase
2,992mm118in
2,916mm115in
Front track
1,644mm65in
1,615mm64in
Rear track
1,635mm64in
1,606mm63in
Trunk volume
510L
530L
Max trunk volume
906L
995L
Doors
4
4
Seats
5
5
Fuel tank
90L
75L
CO2 emissions
219g/km
225g/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 A8 (D4/4H) 4.0 TFSI V8AUDI S6 (C7) 4.0 TFSI V8PowerTorque
  • AUDI A8 (D4/4H) 4.0 TFSI V8: Power / Torque
  • AUDI S6 (C7) 4.0 TFSI V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA8 (D4/4H)4.0 TFSI V85,000 rpm1,500-4,500 rpm5,250 rpm
AUDIS6 (C7)4.0 TFSI V85,500-6,400 rpm1,400-5,200 rpm6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA8 (D4/4H)4.0 TFSI V8AUDIS6 (C7)4.0 TFSI V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.4 s
4.4 s
0-100 km/h
0-62 mph
4.6 s
4.6 s
0-200 km/h
0-124 mph
13.7 s
13.9 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
2.3 s
2.3 s
330 ft
101 m
5.7 s
5.6 s
1/8 mile
201 m
8.3 s
8.3 s
1000 ft
305 m
10.6 s
10.6 s
1/4 mile
402 m
12.5 s
12.5 s
Trap speed
1/4 mile
402 m
192 km/h
119 mph
191 km/h
119 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA8 (D4/4H)4.0 TFSI V8
420 hp
313 kW
AUDIS6 (C7)4.0 TFSI V8
420 hp
313 kW

Torque comparison

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

Chart data table
VehicleValue
AUDIA8 (D4/4H)4.0 TFSI V8
600 Nm
443 lb-ft
AUDIS6 (C7)4.0 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
AUDIA8 (D4/4H)4.0 TFSI V8
1,895 kg
4,178 lb
AUDIS6 (C7)4.0 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
AUDIA8 (D4/4H)4.0 TFSI V8
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
AUDIS6 (C7)4.0 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
AUDIA8 (D4/4H)4.0 TFSI V84.6 s
AUDIS6 (C7)4.0 TFSI V84.6 s

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIA8 (D4/4H)4.0 TFSI V8
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
AUDIS6 (C7)4.0 TFSI V8
9.6 L/100 km
24.5 mpg US
29.4 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
AUDIA8 (D4/4H)4.0 TFSI V8
222 hp/t
165 kW/t
4.5 kg/hp
AUDIS6 (C7)4.0 TFSI V8
222 hp/t
165 kW/t
4.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA8 (D4/4H)4.0 TFSI V8
957 km
595 mi
AUDIS6 (C7)4.0 TFSI V8
781 km
485 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA8 (D4/4H)4.0 TFSI V8
420 hp
313 kW
4.6 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
AUDIS6 (C7)4.0 TFSI V8
420 hp
313 kW
4.6 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
AUDIA8 (D4/4H)4.0 TFSI V8
Power
420 hp
313 kW
0-100 km/h4.6 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
510 L
18.0 cu ft
Length
5,137 mm
202.2 in
Height
1,460 mm
57.5 in
AUDIS6 (C7)4.0 TFSI V8
Power
420 hp
313 kW
0-100 km/h4.6 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
AUDIA8 (D4/4H)4.0 TFSI V8
Power
420 hp
313 kW
0-100 km/h4.6 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
AUDIS6 (C7)4.0 TFSI V8
Power
420 hp
313 kW
0-100 km/h4.6 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

AUDI A8 (D4/4H) 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
AUDIA8 (D4/4H)4.0 TFSI V8
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
4.6 s
AUDIS6 (C7)4.0 TFSI V8
9.6 L/100 km
24.5 mpg US
29.4 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
AUDIA8 (D4/4H)4.0 TFSI V8
222 hp/t
165 kW/t
4.5 kg/hp
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
AUDIS6 (C7)4.0 TFSI V8
222 hp/t
165 kW/t
4.5 kg/hp
9.6 L/100 km
24.5 mpg US
29.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA8 (D4/4H)4.0 TFSI V8AUDIS6 (C7)4.0 TFSI V8
Power
420 hp
313 kW
420 hp
313 kW
Torque
600 Nm
443 lb-ft
550 Nm
406 lb-ft
Acceleration
4.6 s
4.6 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
1,895 kg
4,178 lb
Fuel consumption
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
510 L
18.0 cu ft
Length
5,137 mm
202.2 in
Height
1,460 mm
57.5 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
957 km
595 mi
781 km
485 mi
CO2 score
219 g/km
225 g/km
Trunk score
510 L
18.0 cu ft
530 L
18.7 cu ft
Power-to-weight score
222 hp/t
165 kW/t
4.5 kg/hp
222 hp/t
165 kW/t
4.5 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 A8 (D4/4H) 4.0 TFSI V8AUDI S6 (C7) 4.0 TFSI V8
Consumption9.4 L/100 km25 mpg US30.1 mpg UK9.6 L/100 km24.5 mpg US29.4 mpg UK
Cost / 100 km16.45 LC100 km16.80 LC100 km
Cost / 100 mi26.47 LC100 mi27.04 LC100 mi
Annual fuel used1,410 L372 US gal310 UK gal1,440 L380 US gal317 UK gal
Annual fuel cost2,468 LC/year2,520 LC/year

Head-to-head comparisons

AUDI A8 (D4/4H) 4.0 TFSI V8

  • Has 50 Nm more
  • Uses 0.2 L/100 km less fuel
  • Has 176 km (109 mi) more estimated range
  • Emits 6 g/km less CO2

Pros

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

Cons

  • Smallest trunk

AUDI S6 (C7) 4.0 TFSI V8

  • Has 20 L more trunk volume

Pros

  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A8 (D4/4H) 4.0 TFSI V8
AUDI S6 (C7) 4.0 TFSI V8
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