Car comparison

AUDI S6 Avant (C7) · Facelift 2016 4.0 TFSI V8vsAUDI RS4 Avant (B8) · Facelift 2011 4.2 FSI V8

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

New comparison

AUDI S6 Avant (C7) · Facelift 2016

4.0 TFSI V8

450 hp3993 ccGasolineAWDAutomaticTurbochargedWagon / estate2016-2018
VS

AUDI RS4 Avant (B8) · Facelift 2011

4.2 FSI V8

450 hp4163 ccGasolineAWDAutomaticNaturally aspiratedWagon / estate2012-2015

Comparison overview

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

Best choices

AUDI S6 Avant (C7) Facelift 2016 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
  • Highest torque
    550 Nm
    406 lb-ft
  • Lowest combined fuel consumption
    9.6 L/100 km
    24.5 mpg US
    29.4 mpg UK
  • Lowest city consumption
    13.5 L/100 km
    17.4 mpg US
    20.9 mpg UK
  • Lowest highway consumption
    7.3 L/100 km
    32.2 mpg US
    38.7 mpg UK
  • Lowest CO2 emissions
    224 g/km
  • Best estimated range
    781 km
    485 mi
  • Largest trunk
    565 L
  • Best overall score
    80/100
  • Best performance score
    77/100
  • Best economy score
    81/100
  • Best practicality score
    87/100

Specification comparison

Specification comparison
ModelAUDIS6 Avant (C7)Facelift 20164.0 TFSI V8AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
Power
450hp336kW
450hp336kW
Torque
550Nm406lb-ft
430Nm317lb-ft
Curb weight
1,960kg4,321lb
1,795kg3,957lb
Gross weight
2,590kg5,710lb
2,345kg5,170lb
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
46.9s99% target: 257 km/h / 160 mph
Calculated
45.8s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.6s
4.7s
0-200 km/h
14.4s
Calculated
14.4s
Calculated
0-60 mph
4.4s
Calculated
4.5s
Calculated
Fuel consumption
9.6L/100 km24.5mpg US29.4mpg UK
10.7L/100 km22mpg US26.4mpg UK
Fuel consumption city
13.5L/100 km17.4mpg US20.9mpg UK
14.6L/100 km16.1mpg US19.3mpg UK
Fuel consumption highway
7.3L/100 km32.2mpg US38.7mpg UK
8.5L/100 km27.7mpg US33.2mpg UK
Quarter mile
12.6s
Calculated
12.6s
Calculated
Power-to-weight
230hp/t171kW/t104hp/1000 lb
Calculated
251hp/t187kW/t114hp/1000 lb
Calculated
Torque-to-weight
281Nm/t188lb-ft/ton
Calculated
240Nm/t160lb-ft/ton
Calculated
Estimated range
781km485mi
Calculated
570km354mi
Calculated
Displacement
3,993cc244cu in
4,163cc254cu in
Length
4,942mm195in
4,719mm186in
Width
1,874mm74in
1,850mm73in
Height
1,482mm58in
1,416mm56in
Wheelbase
2,917mm115in
2,813mm111in
Front track
1,615mm64in
1,599mm63in
Rear track
1,607mm63in
1,586mm62in
Trunk volume
565L
490L
Max trunk volume
1,680L
1,430L
Doors
5
5
Seats
5
5
Fuel tank
75L
61L
CO2 emissions
224g/km
249g/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 Avant (C7) Facelift 2016 4.0 TFSI V8AUDI RS4 Avant (B8) Facelift 2011 4.2 FSI V8PowerTorque
  • AUDI S6 Avant (C7) Facelift 2016 4.0 TFSI V8: Power / Torque
  • AUDI RS4 Avant (B8) Facelift 2011 4.2 FSI V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIS6 Avant (C7)Facelift 20164.0 TFSI V85,800-6,400 rpm1,400-5,700 rpm6,650 rpm
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V88,250 rpm4,000-6,000 rpm8,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIS6 Avant (C7)Facelift 20164.0 TFSI V8AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.4 s
4.5 s
0-100 km/h
0-62 mph
4.6 s
4.7 s
0-200 km/h
0-124 mph
14.4 s
14.4 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
2.2 s
2.3 s
330 ft
101 m
5.6 s
5.7 s
1/8 mile
201 m
8.3 s
8.4 s
1000 ft
305 m
10.6 s
10.7 s
1/4 mile
402 m
12.6 s
12.6 s
Trap speed
1/4 mile
402 m
188 km/h
117 mph
188 km/h
117 mph

Power comparison

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

Chart data table
VehicleValue
AUDIS6 Avant (C7)Facelift 20164.0 TFSI V8
450 hp
336 kW
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
450 hp
336 kW

Torque comparison

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

Chart data table
VehicleValue
AUDIS6 Avant (C7)Facelift 20164.0 TFSI V8
550 Nm
406 lb-ft
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
430 Nm
317 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIS6 Avant (C7)Facelift 20164.0 TFSI V8
1,960 kg
4,321 lb
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
1,795 kg
3,957 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 Avant (C7)Facelift 20164.0 TFSI V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
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
AUDIS6 Avant (C7)Facelift 20164.0 TFSI V84.6 s
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V84.7 s

The biggest 0-100 km/h difference is between AUDI S6 Avant (C7) Facelift 2016 4.0 TFSI V8 and AUDI RS4 Avant (B8) Facelift 2011 4.2 FSI V8: 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
AUDIS6 Avant (C7)Facelift 20164.0 TFSI V8
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

The biggest fuel consumption difference is between AUDI S6 Avant (C7) Facelift 2016 4.0 TFSI V8 and AUDI RS4 Avant (B8) Facelift 2011 4.2 FSI V8: 1.1 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
AUDIS6 Avant (C7)Facelift 20164.0 TFSI V8
230 hp/t
171 kW/t
4.4 kg/hp
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
251 hp/t
187 kW/t
4.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIS6 Avant (C7)Facelift 20164.0 TFSI V8
781 km
485 mi
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
570 km
354 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIS6 Avant (C7)Facelift 20164.0 TFSI V8
450 hp
336 kW
4.6 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
450 hp
336 kW
4.7 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
AUDIS6 Avant (C7)Facelift 20164.0 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
5 seats
Trunk
565 L
20.0 cu ft
Length
4,942 mm
194.6 in
Height
1,482 mm
58.3 in
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
Power
450 hp
336 kW
0-100 km/h4.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
490 L
17.3 cu ft
Length
4,719 mm
185.8 in
Height
1,416 mm
55.7 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 Avant (C7)Facelift 20164.0 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
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
Power
450 hp
336 kW
0-100 km/h4.7 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 S6 Avant (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 Avant (C7)Facelift 20164.0 TFSI V8
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
4.6 s
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
4.7 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 Avant (C7)Facelift 20164.0 TFSI V8
230 hp/t
171 kW/t
4.4 kg/hp
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
251 hp/t
187 kW/t
4.0 kg/hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIS6 Avant (C7)Facelift 20164.0 TFSI V8AUDIRS4 Avant (B8)Facelift 20114.2 FSI V8
Power
450 hp
336 kW
450 hp
336 kW
Torque
550 Nm
406 lb-ft
430 Nm
317 lb-ft
Acceleration
4.6 s
4.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,960 kg
4,321 lb
1,795 kg
3,957 lb
Fuel consumption
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
565 L
20.0 cu ft
Length
4,942 mm
194.6 in
Height
1,482 mm
58.3 in
Doors/seats
5 doors
5 seats
Trunk
490 L
17.3 cu ft
Length
4,719 mm
185.8 in
Height
1,416 mm
55.7 in
Range score
781 km
485 mi
570 km
354 mi
CO2 score
224 g/km
249 g/km
Trunk score
565 L
20.0 cu ft
490 L
17.3 cu ft
Power-to-weight score
230 hp/t
171 kW/t
4.4 kg/hp
251 hp/t
187 kW/t
4.0 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 Avant (C7) Facelift 2016 4.0 TFSI V8AUDI RS4 Avant (B8) Facelift 2011 4.2 FSI V8
Consumption9.6 L/100 km24.5 mpg US29.4 mpg UK10.7 L/100 km22 mpg US26.4 mpg UK
Cost / 100 km16.80 LC100 km18.72 LC100 km
Cost / 100 mi27.04 LC100 mi30.13 LC100 mi
Annual fuel used1,440 L380 US gal317 UK gal1,605 L424 US gal353 UK gal
Annual fuel cost2,520 LC/year2,809 LC/year

Head-to-head comparisons

AUDI S6 Avant (C7) Facelift 2016 4.0 TFSI V8

  • Has 120 Nm more
  • Is 0.1 s quicker from 0-100 km/h
  • Uses 1.1 L/100 km less fuel
  • Has 211 km (131 mi) more estimated range
  • Has 75 L more trunk volume
  • Emits 25 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 RS4 Avant (B8) Facelift 2011 4.2 FSI V8

  • Is 165 kg lighter
  • Has 21 hp/t better power-to-weight

Pros

  • Lightest
  • Best power-to-weight ratio

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI S6 Avant (C7) 4.0 TFSI V8
AUDI RS4 Avant (B8) 4.2 FSI V8
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2 vehicles selected

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