Car comparison

AUDI S5 Avant (B10) 3.0 TFSI V6vsAUDI A6 Avant (C9) 3.0 TFSI V6

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

New comparison

AUDI S5 Avant (B10)

3.0 TFSI V6

367 hp2995 ccGasolineAWDAutomaticTurbochargedWagon / estate2024-present
VS

AUDI A6 Avant (C9)

3.0 TFSI V6

367 hp2995 ccGasolineAWDAutomaticTurbochargedWagon / estate2025-present

Comparison overview

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

Best choices

AUDI S5 Avant (B10) 3.0 TFSI V6

  • Quickest 0-100 km/h
    4.5 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    367 hp
    274 kW
  • Highest torque
    550 Nm
    406 lb-ft
  • Lightest
    1,965 kg
    4,332 lb
  • Best power-to-weight
    187 hp/t
    139 kW/t
    5.4 kg/hp
  • Best overall score
    76/100
  • Best performance score
    73/100
  • Best economy score
    86/100

AUDI A6 Avant (C9) 3.0 TFSI V6

  • Lowest combined fuel consumption
    7.8 L/100 km
    30.2 mpg US
    36.2 mpg UK
  • Best estimated range
    782 km
    486 mi
  • Largest trunk
    466 L
  • Best practicality score
    83/100

Specification comparison

Specification comparison
ModelAUDIS5 Avant (B10)3.0 TFSI V6AUDIA6 Avant (C9)3.0 TFSI V6
Power
367hp274kW
367hp274kW
Torque
550Nm406lb-ft
550Nm406lb-ft
Curb weight
1,965kg4,332lb
2,000kg4,409lb
Gross weight
2,520kg5,556lb
2,645kg5,831lb
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
47.7s99% target: 257 km/h / 160 mph
Calculated
49.4s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.5s
4.7s
0-200 km/h
14.4s
Calculated
14.9s
Calculated
0-60 mph
4.3s
Calculated
4.5s
Calculated
Fuel consumption
7.9L/100 km29.8mpg US35.8mpg UK
7.8L/100 km30.2mpg US36.2mpg UK
Quarter mile
12.5s
Calculated
12.7s
Calculated
Power-to-weight
187hp/t139kW/t85hp/1000 lb
Calculated
184hp/t137kW/t83hp/1000 lb
Calculated
Torque-to-weight
280Nm/t187lb-ft/ton
Calculated
275Nm/t184lb-ft/ton
Calculated
Estimated range
709km440mi
Calculated
782km486mi
Calculated
Displacement
2,995cc183cu in
2,995cc183cu in
Length
4,835mm190in
4,999mm197in
Width
1,860mm73in
1,875mm74in
Height
1,444mm57in
1,472mm58in
Wheelbase
2,896mm114in
2,923mm115in
Front track
1,616mm64in
1,626mm64in
Rear track
1,601mm63in
1,610mm63in
Trunk volume
448L
466L
Max trunk volume
1,396L
1,497L
Doors
5
5
Seats
5
5
Fuel tank
56L
61L

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 S5 Avant (B10) 3.0 TFSI V6AUDI A6 Avant (C9) 3.0 TFSI V6PowerTorque
  • AUDI S5 Avant (B10) 3.0 TFSI V6: Power / Torque
  • AUDI A6 Avant (C9) 3.0 TFSI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIS5 Avant (B10)3.0 TFSI V65,500-6,300 rpm1,700-4,000 rpm6,550 rpm
AUDIA6 Avant (C9)3.0 TFSI V65,500-6,300 rpm1,700-4,000 rpm6,550 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIS5 Avant (B10)3.0 TFSI V6AUDIA6 Avant (C9)3.0 TFSI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
4.3 s
4.5 s
0-100 km/h
0-62 mph
4.5 s
4.7 s
0-200 km/h
0-124 mph
14.4 s
14.9 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
2.2 s
2.2 s
330 ft
101 m
5.6 s
5.7 s
1/8 mile
201 m
8.2 s
8.4 s
1000 ft
305 m
10.6 s
10.7 s
1/4 mile
402 m
12.5 s
12.7 s
Trap speed
1/4 mile
402 m
188 km/h
117 mph
186 km/h
116 mph

Power comparison

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

Chart data table
VehicleValue
AUDIS5 Avant (B10)3.0 TFSI V6
367 hp
274 kW
AUDIA6 Avant (C9)3.0 TFSI V6
367 hp
274 kW

Torque comparison

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

Chart data table
VehicleValue
AUDIS5 Avant (B10)3.0 TFSI V6
550 Nm
406 lb-ft
AUDIA6 Avant (C9)3.0 TFSI V6
550 Nm
406 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIS5 Avant (B10)3.0 TFSI V6
1,965 kg
4,332 lb
AUDIA6 Avant (C9)3.0 TFSI V6
2,000 kg
4,409 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIS5 Avant (B10)3.0 TFSI V6
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 Avant (C9)3.0 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
AUDIS5 Avant (B10)3.0 TFSI V64.5 s
AUDIA6 Avant (C9)3.0 TFSI V64.7 s

The biggest 0-100 km/h difference is between AUDI S5 Avant (B10) 3.0 TFSI V6 and AUDI A6 Avant (C9) 3.0 TFSI V6: 0.2 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIS5 Avant (B10)3.0 TFSI V6
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
AUDIA6 Avant (C9)3.0 TFSI V6
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
AUDIS5 Avant (B10)3.0 TFSI V6
187 hp/t
139 kW/t
5.4 kg/hp
AUDIA6 Avant (C9)3.0 TFSI V6
184 hp/t
137 kW/t
5.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIS5 Avant (B10)3.0 TFSI V6
709 km
440 mi
AUDIA6 Avant (C9)3.0 TFSI V6
782 km
486 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIS5 Avant (B10)3.0 TFSI V6
367 hp
274 kW
4.5 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 Avant (C9)3.0 TFSI V6
367 hp
274 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
AUDIS5 Avant (B10)3.0 TFSI V6
Power
367 hp
274 kW
0-100 km/h4.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
448 L
15.8 cu ft
Length
4,835 mm
190.4 in
Height
1,444 mm
56.9 in
AUDIA6 Avant (C9)3.0 TFSI V6
Power
367 hp
274 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
466 L
16.5 cu ft
Length
4,999 mm
196.8 in
Height
1,472 mm
58.0 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
AUDIS5 Avant (B10)3.0 TFSI V6
Power
367 hp
274 kW
0-100 km/h4.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
AUDIA6 Avant (C9)3.0 TFSI V6
Power
367 hp
274 kW
0-100 km/h4.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

AUDI S5 Avant (B10) 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
AUDIS5 Avant (B10)3.0 TFSI V6
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
4.5 s
AUDIA6 Avant (C9)3.0 TFSI V6
7.8 L/100 km
30.2 mpg US
36.2 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
AUDIS5 Avant (B10)3.0 TFSI V6
187 hp/t
139 kW/t
5.4 kg/hp
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
AUDIA6 Avant (C9)3.0 TFSI V6
184 hp/t
137 kW/t
5.4 kg/hp
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIS5 Avant (B10)3.0 TFSI V6AUDIA6 Avant (C9)3.0 TFSI V6
Power
367 hp
274 kW
367 hp
274 kW
Torque
550 Nm
406 lb-ft
550 Nm
406 lb-ft
Acceleration
4.5 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
1,965 kg
4,332 lb
2,000 kg
4,409 lb
Fuel consumption
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
448 L
15.8 cu ft
Length
4,835 mm
190.4 in
Height
1,444 mm
56.9 in
Doors/seats
5 doors
5 seats
Trunk
466 L
16.5 cu ft
Length
4,999 mm
196.8 in
Height
1,472 mm
58.0 in
Range score
709 km
440 mi
782 km
486 mi
Trunk score
448 L
15.8 cu ft
466 L
16.5 cu ft
Power-to-weight score
187 hp/t
139 kW/t
5.4 kg/hp
184 hp/t
137 kW/t
5.4 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 S5 Avant (B10) 3.0 TFSI V6AUDI A6 Avant (C9) 3.0 TFSI V6
Consumption7.9 L/100 km29.8 mpg US35.8 mpg UK7.8 L/100 km30.2 mpg US36.2 mpg UK
Cost / 100 km13.83 LC100 km13.65 LC100 km
Cost / 100 mi22.25 LC100 mi21.97 LC100 mi
Annual fuel used1,185 L313 US gal261 UK gal1,170 L309 US gal257 UK gal
Annual fuel cost2,074 LC/year2,048 LC/year

Head-to-head comparisons

AUDI S5 Avant (B10) 3.0 TFSI V6

  • Is 35 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 3 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Best power-to-weight ratio

Cons

  • Highest combined fuel consumption
  • Smallest trunk

AUDI A6 Avant (C9) 3.0 TFSI V6

  • Uses 0.1 L/100 km less fuel
  • Has 73 km (45 mi) more estimated range
  • Has 18 L more trunk volume

Pros

  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI S5 Avant (B10) 3.0 TFSI V6
AUDI A6 Avant (C9) 3.0 TFSI V6
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