Car comparison

AUDI S4 Avant (B8) 3.0 TFSI V6vsAUDI A6 Avant (4F/C6) 4.2 FSI V8

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

New comparison

AUDI S4 Avant (B8)

3.0 TFSI V6

333 hp2995 ccGasolineAWDAutomaticSuperchargedWagon / estate2009-2011
VS

AUDI A6 Avant (4F/C6)

4.2 FSI V8

350 hp4163 ccGasolineAWDAutomaticNaturally aspiratedWagon / estate2006-2008

Comparison overview

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

Best choices

AUDI S4 Avant (B8) 3.0 TFSI V6

  • Quickest 0-100 km/h
    5.4 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Highest torque
    440 Nm
    325 lb-ft
  • Lightest
    1,735 kg
    3,825 lb
  • Best power-to-weight
    192 hp/t
    143 kW/t
    5.2 kg/hp
  • Lowest combined fuel consumption
    9.7 L/100 km
    24.2 mpg US
    29.1 mpg UK
  • Lowest city consumption
    13.8 L/100 km
    17.0 mpg US
    20.5 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 performance score
    67/100
  • Best economy score
    81/100

AUDI A6 Avant (4F/C6) 4.2 FSI V8

  • Most powerful
    350 hp
    261 kW
  • Best estimated range
    734 km
    456 mi
  • Largest trunk
    565 L
  • Best overall score
    73/100
  • Best practicality score
    87/100

Specification comparison

Specification comparison
ModelAUDIS4 Avant (B8)3.0 TFSI V6AUDIA6 Avant (4F/C6)4.2 FSI V8
Power
333hp248kW
350hp261kW
Torque
440Nm325lb-ft
440Nm325lb-ft
Curb weight
1,735kg3,825lb
1,830kg4,034lb
Gross weight
2,305kg5,082lb
2,460kg5,423lb
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
56.6s99% target: 257 km/h / 160 mph
Calculated
65.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.4s
6.1s
0-200 km/h
17.1s
Calculated
19.6s
Calculated
0-60 mph
5.2s
Calculated
5.8s
Calculated
Fuel consumption
9.7L/100 km24.2mpg US29.1mpg UK
10.9L/100 km21.6mpg US25.9mpg UK
Fuel consumption city
13.8L/100 km17mpg US20.5mpg UK
15.7L/100 km15mpg US18.0mpg UK
Fuel consumption highway
7.3L/100 km32.2mpg US38.7mpg UK
8.2L/100 km28.7mpg US34.4mpg UK
Quarter mile
13.4s
Calculated
14.1s
Calculated
Power-to-weight
192hp/t143kW/t87hp/1000 lb
Calculated
191hp/t143kW/t87hp/1000 lb
Calculated
Torque-to-weight
254Nm/t170lb-ft/ton
Calculated
240Nm/t161lb-ft/ton
Calculated
Estimated range
660km410mi
Calculated
734km456mi
Calculated
Displacement
2,995cc183cu in
4,163cc254cu in
Length
4,717mm186in
4,933mm194in
Width
1,826mm72in
1,855mm73in
Height
1,415mm56in
1,463mm58in
Wheelbase
2,811mm111in
2,843mm112in
Front track
1,552mm61in
1,612mm63in
Rear track
1,539mm61in
1,618mm64in
Trunk volume
490L
565L
Max trunk volume
1,430L
1,660L
Doors
5
5
Seats
5
5
Fuel tank
64L
80L
CO2 emissions
224g/km
259g/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 S4 Avant (B8) 3.0 TFSI V6AUDI A6 Avant (4F/C6) 4.2 FSI V8PowerTorque
  • AUDI S4 Avant (B8) 3.0 TFSI V6: Power / Torque
  • AUDI A6 Avant (4F/C6) 4.2 FSI V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIS4 Avant (B8)3.0 TFSI V65,500-7,000 rpm2,900-5,300 rpm7,250 rpm
AUDIA6 Avant (4F/C6)4.2 FSI V86,800 rpm3,500 rpm7,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIS4 Avant (B8)3.0 TFSI V6AUDIA6 Avant (4F/C6)4.2 FSI V8
Acceleration checkpoints
0-60 mph
0-97 km/h
5.2 s
5.8 s
0-100 km/h
0-62 mph
5.4 s
6.1 s
0-200 km/h
0-124 mph
17.1 s
19.6 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
2.4 s
2.5 s
330 ft
101 m
6.0 s
6.3 s
1/8 mile
201 m
8.9 s
9.4 s
1000 ft
305 m
11.4 s
11.9 s
1/4 mile
402 m
13.4 s
14.1 s
Trap speed
1/4 mile
402 m
178 km/h
111 mph
171 km/h
106 mph

Power comparison

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

Chart data table
VehicleValue
AUDIS4 Avant (B8)3.0 TFSI V6
333 hp
248 kW
AUDIA6 Avant (4F/C6)4.2 FSI V8
350 hp
261 kW

AUDI A6 Avant (4F/C6) 4.2 FSI V8 has 17 hp more than AUDI S4 Avant (B8) 3.0 TFSI V6.

The biggest power difference is between AUDI S4 Avant (B8) 3.0 TFSI V6 and AUDI A6 Avant (4F/C6) 4.2 FSI V8: 17 hp (13 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIS4 Avant (B8)3.0 TFSI V6
440 Nm
325 lb-ft
AUDIA6 Avant (4F/C6)4.2 FSI V8
440 Nm
325 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIS4 Avant (B8)3.0 TFSI V6
1,735 kg
3,825 lb
AUDIA6 Avant (4F/C6)4.2 FSI V8
1,830 kg
4,034 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIS4 Avant (B8)3.0 TFSI V6
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 Avant (4F/C6)4.2 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
AUDIS4 Avant (B8)3.0 TFSI V65.4 s
AUDIA6 Avant (4F/C6)4.2 FSI V86.1 s

Although AUDI A6 Avant (4F/C6) 4.2 FSI V8 has more power, AUDI S4 Avant (B8) 3.0 TFSI V6 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between AUDI S4 Avant (B8) 3.0 TFSI V6 and AUDI A6 Avant (4F/C6) 4.2 FSI V8: 0.7 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIS4 Avant (B8)3.0 TFSI V6
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
AUDIA6 Avant (4F/C6)4.2 FSI V8
10.9 L/100 km
21.6 mpg US
25.9 mpg UK

The biggest fuel consumption difference is between AUDI S4 Avant (B8) 3.0 TFSI V6 and AUDI A6 Avant (4F/C6) 4.2 FSI V8: 1.2 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
AUDIS4 Avant (B8)3.0 TFSI V6
192 hp/t
143 kW/t
5.2 kg/hp
AUDIA6 Avant (4F/C6)4.2 FSI V8
191 hp/t
143 kW/t
5.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIS4 Avant (B8)3.0 TFSI V6
660 km
410 mi
AUDIA6 Avant (4F/C6)4.2 FSI V8
734 km
456 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIS4 Avant (B8)3.0 TFSI V6
333 hp
248 kW
5.4 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 Avant (4F/C6)4.2 FSI V8
350 hp
261 kW
6.1 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
AUDIS4 Avant (B8)3.0 TFSI V6
Power
333 hp
248 kW
0-100 km/h5.4 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
4,717 mm
185.7 in
Height
1,415 mm
55.7 in
AUDIA6 Avant (4F/C6)4.2 FSI V8
Power
350 hp
261 kW
0-100 km/h6.1 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
4,933 mm
194.2 in
Height
1,463 mm
57.6 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
AUDIS4 Avant (B8)3.0 TFSI V6
Power
333 hp
248 kW
0-100 km/h5.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
AUDIA6 Avant (4F/C6)4.2 FSI V8
Power
350 hp
261 kW
0-100 km/h6.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.9 L/100 km
21.6 mpg US
25.9 mpg UK

AUDI S4 Avant (B8) 3.0 TFSI V6 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
AUDIS4 Avant (B8)3.0 TFSI V6
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
5.4 s
AUDIA6 Avant (4F/C6)4.2 FSI V8
10.9 L/100 km
21.6 mpg US
25.9 mpg UK
6.1 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
AUDIS4 Avant (B8)3.0 TFSI V6
192 hp/t
143 kW/t
5.2 kg/hp
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
AUDIA6 Avant (4F/C6)4.2 FSI V8
191 hp/t
143 kW/t
5.2 kg/hp
10.9 L/100 km
21.6 mpg US
25.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIS4 Avant (B8)3.0 TFSI V6AUDIA6 Avant (4F/C6)4.2 FSI V8
Power
333 hp
248 kW
350 hp
261 kW
Torque
440 Nm
325 lb-ft
440 Nm
325 lb-ft
Acceleration
5.4 s
6.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,735 kg
3,825 lb
1,830 kg
4,034 lb
Fuel consumption
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
10.9 L/100 km
21.6 mpg US
25.9 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
490 L
17.3 cu ft
Length
4,717 mm
185.7 in
Height
1,415 mm
55.7 in
Doors/seats
5 doors
5 seats
Trunk
565 L
20.0 cu ft
Length
4,933 mm
194.2 in
Height
1,463 mm
57.6 in
Range score
660 km
410 mi
734 km
456 mi
CO2 score
224 g/km
259 g/km
Trunk score
490 L
17.3 cu ft
565 L
20.0 cu ft
Power-to-weight score
192 hp/t
143 kW/t
5.2 kg/hp
191 hp/t
143 kW/t
5.2 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 S4 Avant (B8) 3.0 TFSI V6AUDI A6 Avant (4F/C6) 4.2 FSI V8
Consumption9.7 L/100 km24.2 mpg US29.1 mpg UK10.9 L/100 km21.6 mpg US25.9 mpg UK
Cost / 100 km16.97 LC100 km19.08 LC100 km
Cost / 100 mi27.32 LC100 mi30.70 LC100 mi
Annual fuel used1,455 L384 US gal320 UK gal1,635 L432 US gal360 UK gal
Annual fuel cost2,546 LC/year2,861 LC/year

Head-to-head comparisons

AUDI S4 Avant (B8) 3.0 TFSI V6

  • Is 95 kg lighter
  • Is 0.7 s quicker from 0-100 km/h
  • Uses 1.2 L/100 km less fuel
  • Has 1 hp/t better power-to-weight
  • Emits 35 g/km less CO2

Pros

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

Cons

  • Lowest power
  • Smallest trunk

AUDI A6 Avant (4F/C6) 4.2 FSI V8

  • Has 17 hp more
  • Has 74 km (46 mi) more estimated range
  • Has 75 L more trunk volume

Pros

  • Most powerful
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI S4 Avant (B8) 3.0 TFSI V6
AUDI A6 Avant (4F/C6) 4.2 FSI V8
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