Car comparison

AUDI RS6 Avant (C8) performance 4.0 TFSI V8vsAUDI S4 Avant (B9) · Facelift 2019 3.0 TFSI V6

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

New comparison
VS

AUDI S4 Avant (B9) · Facelift 2019

3.0 TFSI V6

354 hp2995 ccGasolineAWDAutomaticTurbochargedWagon / estate2020-2024

Comparison overview

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

Best choices

AUDI RS6 Avant (C8) performance 4.0 TFSI V8

  • Quickest 0-100 km/h
    3.4 s
  • Fastest top speed
    290 km/h
    180 mph Unrestricted
    280 km/h
    174 mph Restricted
  • Most powerful
    630 hp
    470 kW
  • Highest torque
    850 Nm
    627 lb-ft
  • Best power-to-weight
    304 hp/t
    226 kW/t
    3.3 kg/hp
  • Largest trunk
    548 L
  • Best overall score
    87/100
  • Best performance score
    88/100
  • Best practicality score
    86/100

Specification comparison

Specification comparison
ModelAUDIRS6 Avant (C8)performance 4.0 TFSI V8AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
Power
630hp470kW
354hp264kW
Torque
850Nm627lb-ft
500Nm369lb-ft
Curb weight
2,075kg4,575lb
1,765kg3,891lb
Gross weight
2,740kg6,041lb
2,265kg4,993lb
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
37.5s99% target: 287 km/h / 178 mph
Calculated
49.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.4s
4.9s
0-200 km/h
9.5s
Calculated
15.2s
Calculated
0-60 mph
3.3s
Calculated
4.7s
Calculated
Fuel consumption
12.7L/100 km18.5mpg US22.2mpg UK
8.8L/100 km26.7mpg US32.1mpg UK
Fuel consumption city-
11.9L/100 km19.8mpg US23.7mpg UK
Fuel consumption highway-
7L/100 km33.6mpg US40.4mpg UK
Quarter mile
11.0s
Calculated
12.9s
Calculated
Power-to-weight
304hp/t226kW/t138hp/1000 lb
Calculated
201hp/t150kW/t91hp/1000 lb
Calculated
Torque-to-weight
410Nm/t274lb-ft/ton
Calculated
283Nm/t190lb-ft/ton
Calculated
Estimated range
575km357mi
Calculated
659km410mi
Calculated
Displacement
3,996cc244cu in
2,995cc183cu in
Length
4,995mm197in
4,770mm188in
Width
1,951mm77in
1,847mm73in
Height
1,487mm59in
1,408mm55in
Wheelbase
2,929mm115in
2,825mm111in
Front track
1,668mm66in
1,565mm62in
Rear track
1,650mm65in
1,546mm61in
Trunk volume
548L
495L
Max trunk volume
1,658L
1,495L
Doors
5
5
Seats
5
5
Fuel tank
73L
58L
CO2 emissions-
201g/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 (C8) performance 4.0 TFSI V8AUDI S4 Avant (B9) Facelift 2019 3.0 TFSI V6PowerTorque
  • AUDI RS6 Avant (C8) performance 4.0 TFSI V8: Power / Torque
  • AUDI S4 Avant (B9) Facelift 2019 3.0 TFSI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIRS6 Avant (C8)performance 4.0 TFSI V86,000 rpm2,300-4,500 rpm6,250 rpm
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V65,400-6,400 rpm1,370-4,500 rpm6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIRS6 Avant (C8)performance 4.0 TFSI V8AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
3.3 s
4.7 s
0-100 km/h
0-62 mph
3.4 s
4.9 s
0-200 km/h
0-124 mph
9.5 s
15.2 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.0 s
2.3 s
330 ft
101 m
4.9 s
5.8 s
1/8 mile
201 m
7.3 s
8.5 s
1000 ft
305 m
9.3 s
10.9 s
1/4 mile
402 m
11.0 s
12.9 s
Trap speed
1/4 mile
402 m
215 km/h
134 mph
185 km/h
115 mph

Power comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
630 hp
470 kW
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
354 hp
264 kW

AUDI RS6 Avant (C8) performance 4.0 TFSI V8 has 276 hp more than AUDI S4 Avant (B9) Facelift 2019 3.0 TFSI V6.

The biggest power difference is between AUDI S4 Avant (B9) Facelift 2019 3.0 TFSI V6 and AUDI RS6 Avant (C8) performance 4.0 TFSI V8: 276 hp (206 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
850 Nm
627 lb-ft
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
500 Nm
369 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
2,075 kg
4,575 lb
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
1,765 kg
3,891 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 (C8)performance 4.0 TFSI V8
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
AUDIS4 Avant (B9)Facelift 20193.0 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 (C8)performance 4.0 TFSI V83.4 s
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V64.9 s

The biggest 0-100 km/h difference is between AUDI RS6 Avant (C8) performance 4.0 TFSI V8 and AUDI S4 Avant (B9) Facelift 2019 3.0 TFSI V6: 1.5 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 (C8)performance 4.0 TFSI V8
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
8.8 L/100 km
26.7 mpg US
32.1 mpg UK

The biggest fuel consumption difference is between AUDI S4 Avant (B9) Facelift 2019 3.0 TFSI V6 and AUDI RS6 Avant (C8) performance 4.0 TFSI V8: 3.9 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
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
304 hp/t
226 kW/t
3.3 kg/hp
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
201 hp/t
150 kW/t
5.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
575 km
357 mi
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
659 km
410 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
630 hp
470 kW
3.4 s
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
354 hp
264 kW
4.9 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 (C8)performance 4.0 TFSI V8
Power
630 hp
470 kW
0-100 km/h3.4 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Doors/seats
5 doors
5 seats
Trunk
548 L
19.4 cu ft
Length
4,995 mm
196.7 in
Height
1,487 mm
58.5 in
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
Power
354 hp
264 kW
0-100 km/h4.9 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
4,770 mm
187.8 in
Height
1,408 mm
55.4 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 (C8)performance 4.0 TFSI V8
Power
630 hp
470 kW
0-100 km/h3.4 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
Power
354 hp
264 kW
0-100 km/h4.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.8 L/100 km
26.7 mpg US
32.1 mpg UK

AUDI RS6 Avant (C8) performance 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
AUDIRS6 Avant (C8)performance 4.0 TFSI V8
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
3.4 s
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
4.9 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 (C8)performance 4.0 TFSI V8
304 hp/t
226 kW/t
3.3 kg/hp
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
201 hp/t
150 kW/t
5.0 kg/hp
8.8 L/100 km
26.7 mpg US
32.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIRS6 Avant (C8)performance 4.0 TFSI V8AUDIS4 Avant (B9)Facelift 20193.0 TFSI V6
Power
630 hp
470 kW
354 hp
264 kW
Torque
850 Nm
627 lb-ft
500 Nm
369 lb-ft
Acceleration
3.4 s
4.9 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,075 kg
4,575 lb
1,765 kg
3,891 lb
Fuel consumption
12.7 L/100 km
18.5 mpg US
22.2 mpg UK
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
548 L
19.4 cu ft
Length
4,995 mm
196.7 in
Height
1,487 mm
58.5 in
Doors/seats
5 doors
5 seats
Trunk
495 L
17.5 cu ft
Length
4,770 mm
187.8 in
Height
1,408 mm
55.4 in
Range score
575 km
357 mi
659 km
410 mi
CO2 score
-
201 g/km
Trunk score
548 L
19.4 cu ft
495 L
17.5 cu ft
Power-to-weight score
304 hp/t
226 kW/t
3.3 kg/hp
201 hp/t
150 kW/t
5.0 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 RS6 Avant (C8) performance 4.0 TFSI V8AUDI S4 Avant (B9) Facelift 2019 3.0 TFSI V6
Consumption12.7 L/100 km18.5 mpg US22.2 mpg UK8.8 L/100 km26.7 mpg US32.1 mpg UK
Cost / 100 km22.22 LC100 km15.40 LC100 km
Cost / 100 mi35.77 LC100 mi24.78 LC100 mi
Annual fuel used1,905 L503 US gal419 UK gal1,320 L349 US gal290 UK gal
Annual fuel cost3,334 LC/year2,310 LC/year

Head-to-head comparisons

AUDI RS6 Avant (C8) performance 4.0 TFSI V8

  • Has 276 hp more
  • Has 350 Nm more
  • Is 1.5 s quicker from 0-100 km/h
  • Has 30 km/h (19 mph) higher top speed
  • Has 103 hp/t better power-to-weight
  • Has 53 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

AUDI S4 Avant (B9) Facelift 2019 3.0 TFSI V6

  • Is 310 kg lighter
  • Uses 3.9 L/100 km less fuel
  • Has 84 km (52 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI RS6 Avant (C8) performance 4.0 TFSI V8
AUDI S4 Avant (B9) 3.0 TFSI V6
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2 vehicles selected

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