Car comparison

AUDI RS6 Avant (C7) · Facelift 2014 4.0 TFSI V8 performancevsAUDI RS4 Avant (B9) · Facelift 2019 2.9 TFSI V6

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

New comparison

AUDI RS6 Avant (C7) · Facelift 2014

4.0 TFSI V8 performance

605 hp3993 ccGasolineAWDAutomaticTwin-turboWagon / estate2015-2018
VS

AUDI RS4 Avant (B9) · Facelift 2019

2.9 TFSI V6

450 hp2894 ccGasolineAWDAutomaticTwin-turboWagon / estate2019-present

Comparison overview

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

Best choices

AUDI RS6 Avant (C7) Facelift 2014 4.0 TFSI V8 performance

  • Quickest 0-100 km/h
    3.7 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    605 hp
    451 kW
  • Highest torque
    750 Nm
    553 lb-ft
  • Best power-to-weight
    310 hp/t
    231 kW/t
    3.2 kg/hp
  • Best estimated range
    781 km
    485 mi
  • Largest trunk
    565 L
  • Best overall score
    86/100
  • Best performance score
    85/100
  • Best practicality score
    87/100

AUDI RS4 Avant (B9) Facelift 2019 2.9 TFSI V6

  • Lightest
    1,745 kg
    3,847 lb
  • Lowest combined fuel consumption
    9.2 L/100 km
    25.6 mpg US
    30.7 mpg UK
  • Lowest city consumption
    12.5 L/100 km
    18.8 mpg US
    22.6 mpg UK
  • Lowest highway consumption
    7.2 L/100 km
    32.7 mpg US
    39.2 mpg UK
  • Lowest CO2 emissions
    208 g/km
  • Best economy score
    82/100

Specification comparison

Specification comparison
ModelAUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performanceAUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
Power
605hp451kW
450hp336kW
Torque
750Nm553lb-ft
600Nm443lb-ft
Curb weight
1,950kg4,299lb
1,745kg3,847lb
Gross weight
2,580kg5,688lb
2,350kg5,181lb
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
34.6s99% target: 257 km/h / 160 mph
Calculated
39.2s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.7s
4.1s
0-200 km/h
11.1s
Calculated
12.4s
Calculated
0-60 mph
3.5s
Calculated
3.9s
Calculated
Fuel consumption
9.6L/100 km24.5mpg US29.4mpg UK
9.2L/100 km25.6mpg US30.7mpg UK
Fuel consumption city
13.4L/100 km17.6mpg US21.1mpg UK
12.5L/100 km18.8mpg US22.6mpg UK
Fuel consumption highway
7.4L/100 km31.8mpg US38.2mpg UK
7.2L/100 km32.7mpg US39.2mpg UK
Quarter mile
11.5s
Calculated
12.0s
Calculated
Power-to-weight
310hp/t231kW/t141hp/1000 lb
Calculated
258hp/t192kW/t117hp/1000 lb
Calculated
Torque-to-weight
385Nm/t257lb-ft/ton
Calculated
344Nm/t230lb-ft/ton
Calculated
Estimated range
781km485mi
Calculated
630km392mi
Calculated
Displacement
3,993cc244cu in
2,894cc177cu in
Length
4,979mm196in
4,782mm188in
Width
1,936mm76in
1,866mm73in
Height
1,461mm58in
1,438mm57in
Wheelbase
2,915mm115in
2,826mm111in
Front track
1,662mm65in
1,580mm62in
Rear track
1,663mm65in
1,575mm62in
Trunk volume
565L
495L
Max trunk volume
1,680L
1,510L
Doors
5
5
Seats
5
5
Fuel tank
75L
58L
CO2 emissions
223g/km
208g/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 RS6 Avant (C7) Facelift 2014 4.0 TFSI V8 performanceAUDI RS4 Avant (B9) Facelift 2019 2.9 TFSI V6PowerTorque
  • AUDI RS6 Avant (C7) Facelift 2014 4.0 TFSI V8 performance: Power / Torque
  • AUDI RS4 Avant (B9) Facelift 2019 2.9 TFSI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance6,100-6,800 rpm2,500-5,500 rpm7,050 rpm
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V65,700-6,700 rpm1,900-5,000 rpm6,950 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performanceAUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
3.5 s
3.9 s
0-100 km/h
0-62 mph
3.7 s
4.1 s
0-200 km/h
0-124 mph
11.1 s
12.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.1 s
2.1 s
330 ft
101 m
5.1 s
5.4 s
1/8 mile
201 m
7.6 s
7.9 s
1000 ft
305 m
9.7 s
10.1 s
1/4 mile
402 m
11.5 s
12.0 s
Trap speed
1/4 mile
402 m
203 km/h
126 mph
197 km/h
122 mph

Power comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
605 hp
451 kW
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
450 hp
336 kW

AUDI RS6 Avant (C7) Facelift 2014 4.0 TFSI V8 performance has 155 hp more than AUDI RS4 Avant (B9) Facelift 2019 2.9 TFSI V6.

The biggest power difference is between AUDI RS4 Avant (B9) Facelift 2019 2.9 TFSI V6 and AUDI RS6 Avant (C7) Facelift 2014 4.0 TFSI V8 performance: 155 hp (116 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
750 Nm
553 lb-ft
AUDIRS4 Avant (B9)Facelift 20192.9 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
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
1,950 kg
4,299 lb
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
1,745 kg
3,847 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIRS4 Avant (B9)Facelift 20192.9 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
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance3.7 s
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V64.1 s

The biggest 0-100 km/h difference is between AUDI RS6 Avant (C7) Facelift 2014 4.0 TFSI V8 performance and AUDI RS4 Avant (B9) Facelift 2019 2.9 TFSI V6: 0.4 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
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
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
310 hp/t
231 kW/t
3.2 kg/hp
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
258 hp/t
192 kW/t
3.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
781 km
485 mi
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
630 km
392 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
605 hp
451 kW
3.7 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
450 hp
336 kW
4.1 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
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
Power
605 hp
451 kW
0-100 km/h3.7 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
4,979 mm
196.0 in
Height
1,461 mm
57.5 in
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
Power
450 hp
336 kW
0-100 km/h4.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
495 L
17.5 cu ft
Length
4,782 mm
188.3 in
Height
1,438 mm
56.6 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
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
Power
605 hp
451 kW
0-100 km/h3.7 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 (B9)Facelift 20192.9 TFSI V6
Power
450 hp
336 kW
0-100 km/h4.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

AUDI RS6 Avant (C7) Facelift 2014 4.0 TFSI V8 performance 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
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
3.7 s
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
9.2 L/100 km
25.6 mpg US
30.7 mpg UK
4.1 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
AUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performance
310 hp/t
231 kW/t
3.2 kg/hp
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
258 hp/t
192 kW/t
3.9 kg/hp
9.2 L/100 km
25.6 mpg US
30.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIRS6 Avant (C7)Facelift 20144.0 TFSI V8 performanceAUDIRS4 Avant (B9)Facelift 20192.9 TFSI V6
Power
605 hp
451 kW
450 hp
336 kW
Torque
750 Nm
553 lb-ft
600 Nm
443 lb-ft
Acceleration
3.7 s
4.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,950 kg
4,299 lb
1,745 kg
3,847 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
5 doors
5 seats
Trunk
565 L
20.0 cu ft
Length
4,979 mm
196.0 in
Height
1,461 mm
57.5 in
Doors/seats
5 doors
5 seats
Trunk
495 L
17.5 cu ft
Length
4,782 mm
188.3 in
Height
1,438 mm
56.6 in
Range score
781 km
485 mi
630 km
392 mi
CO2 score
223 g/km
208 g/km
Trunk score
565 L
20.0 cu ft
495 L
17.5 cu ft
Power-to-weight score
310 hp/t
231 kW/t
3.2 kg/hp
258 hp/t
192 kW/t
3.9 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 RS6 Avant (C7) Facelift 2014 4.0 TFSI V8 performanceAUDI RS4 Avant (B9) Facelift 2019 2.9 TFSI V6
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 RS6 Avant (C7) Facelift 2014 4.0 TFSI V8 performance

  • Has 155 hp more
  • Has 150 Nm more
  • Is 0.4 s quicker from 0-100 km/h
  • Has 52 hp/t better power-to-weight
  • Has 151 km (94 mi) more estimated range
  • Has 70 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
  • Best estimated range
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI RS6 Avant (C7) 4.0 TFSI V8 performance
AUDI RS4 Avant (B9) 2.9 TFSI V6
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2 vehicles selected

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