Car comparison

AUDI A6 allroad (4F/C6) · Facelift 2008 4.2 FSI V8vsAUDI A6 Avant (4G/C7) 3.0 TDI V6

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

New comparison

AUDI A6 allroad (4F/C6) · Facelift 2008

4.2 FSI V8

350 hp4163 ccGasolineAWDAutomaticNaturally aspiratedWagon / estate2008-2011
VS

AUDI A6 Avant (4G/C7)

3.0 TDI V6

245 hp2967 ccDieselAWDAutomaticTurbochargedWagon / estate2011-2014

Comparison overview

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

Best choices

AUDI A6 allroad (4F/C6) Facelift 2008 4.2 FSI V8

  • Quickest 0-100 km/h
    6.3 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    350 hp
    261 kW
  • Best power-to-weight
    186 hp/t
    139 kW/t
    5.4 kg/hp
  • Largest trunk
    565 L
  • Best overall score
    72/100
  • Best performance score
    65/100
  • Best practicality score
    87/100

AUDI A6 Avant (4G/C7) 3.0 TDI V6

  • Highest torque
    580 Nm
    428 lb-ft
  • Lightest
    1,790 kg
    3,946 lb
  • Lowest combined fuel consumption
    5.9 L/100 km
    39.9 mpg US
    47.9 mpg UK
  • Lowest city consumption
    7.2 L/100 km
    32.7 mpg US
    39.2 mpg UK
  • Lowest highway consumption
    5.2 L/100 km
    45.2 mpg US
    54.3 mpg UK
  • Lowest CO2 emissions
    156 g/km
  • Best estimated range
    1,271 km
    790 mi
  • Best economy score
    91/100

Specification comparison

Specification comparison
ModelAUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8AUDIA6 Avant (4G/C7)3.0 TDI V6
Power
350hp261kW
245hp183kW
Torque
440Nm325lb-ft
580Nm428lb-ft
Curb weight
1,880kg4,145lb
1,790kg3,946lb
Gross weight
2,510kg5,534lb
2,420kg5,335lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
243 km/h
151 mph
To 99% top speed
71.5s99% target: 257 km/h / 160 mph
Calculated
62.8s99% target: 241 km/h / 149 mph
Calculated
0-100 km/h
6.3s
6.3s
0-200 km/h
20.8s
Calculated
22.2s
Calculated
0-60 mph
6.0s
Calculated
6.0s
Calculated
Fuel consumption
10.8L/100 km21.8mpg US26.2mpg UK
5.9L/100 km39.9mpg US47.9mpg UK
Fuel consumption city
15.3L/100 km15.4mpg US18.5mpg UK
7.2L/100 km32.7mpg US39.2mpg UK
Fuel consumption highway
8.1L/100 km29mpg US34.9mpg UK
5.2L/100 km45.2mpg US54.3mpg UK
Quarter mile
14.3s
Calculated
14.3s
Calculated
Power-to-weight
186hp/t139kW/t84hp/1000 lb
Calculated
137hp/t102kW/t62hp/1000 lb
Calculated
Torque-to-weight
234Nm/t157lb-ft/ton
Calculated
324Nm/t217lb-ft/ton
Calculated
Estimated range
741km460mi
Calculated
1,271km790mi
Calculated
Displacement
4,163cc254cu in
2,967cc181cu in
Length
4,934mm194in
4,926mm194in
Width
1,862mm73in
1,874mm74in
Height
1,521mm60in
1,468mm58in
Wheelbase
2,833mm112in
2,912mm115in
Front track
1,596mm63in
1,627mm64in
Rear track
1,587mm62in
1,618mm64in
Ground clearance-
117mm5in
Trunk volume
565L
565L
Max trunk volume
1,660L
1,680L
Doors
5
5
Seats
5
5
Fuel tank
80L
75L
CO2 emissions
257g/km
156g/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 A6 allroad (4F/C6) Facelift 2008 4.2 FSI V8AUDI A6 Avant (4G/C7) 3.0 TDI V6PowerTorque
  • AUDI A6 allroad (4F/C6) Facelift 2008 4.2 FSI V8: Power / Torque
  • AUDI A6 Avant (4G/C7) 3.0 TDI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V86,800 rpm3,500 rpm7,050 rpm
AUDIA6 Avant (4G/C7)3.0 TDI V64,000-4,500 rpm1,750-2,500 rpm4,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8AUDIA6 Avant (4G/C7)3.0 TDI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
6.0 s
6.0 s
0-100 km/h
0-62 mph
6.3 s
6.3 s
0-200 km/h
0-124 mph
20.8 s
22.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
243 km/h
151 mph
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.4 s
6.4 s
1/8 mile
201 m
9.5 s
9.5 s
1000 ft
305 m
12.1 s
12.1 s
1/4 mile
402 m
14.3 s
14.3 s
Trap speed
1/4 mile
402 m
168 km/h
104 mph
166 km/h
103 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
350 hp
261 kW
AUDIA6 Avant (4G/C7)3.0 TDI V6
245 hp
183 kW

AUDI A6 allroad (4F/C6) Facelift 2008 4.2 FSI V8 has 105 hp more than AUDI A6 Avant (4G/C7) 3.0 TDI V6.

The biggest power difference is between AUDI A6 Avant (4G/C7) 3.0 TDI V6 and AUDI A6 allroad (4F/C6) Facelift 2008 4.2 FSI V8: 105 hp (78 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
440 Nm
325 lb-ft
AUDIA6 Avant (4G/C7)3.0 TDI V6
580 Nm
428 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
1,880 kg
4,145 lb
AUDIA6 Avant (4G/C7)3.0 TDI V6
1,790 kg
3,946 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 Avant (4G/C7)3.0 TDI V6
243 km/h
151 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V86.3 s
AUDIA6 Avant (4G/C7)3.0 TDI V66.3 s

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
10.8 L/100 km
21.8 mpg US
26.2 mpg UK
AUDIA6 Avant (4G/C7)3.0 TDI V6
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

The biggest fuel consumption difference is between AUDI A6 Avant (4G/C7) 3.0 TDI V6 and AUDI A6 allroad (4F/C6) Facelift 2008 4.2 FSI V8: 4.9 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
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
186 hp/t
139 kW/t
5.4 kg/hp
AUDIA6 Avant (4G/C7)3.0 TDI V6
137 hp/t
102 kW/t
7.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
741 km
460 mi
AUDIA6 Avant (4G/C7)3.0 TDI V6
1,271 km
790 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
350 hp
261 kW
6.3 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 Avant (4G/C7)3.0 TDI V6
245 hp
183 kW
6.3 s
243 km/h
151 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
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
Power
350 hp
261 kW
0-100 km/h6.3 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
4,934 mm
194.3 in
Height
1,521 mm
59.9 in
AUDIA6 Avant (4G/C7)3.0 TDI V6
Power
245 hp
183 kW
0-100 km/h6.3 s
Top speed
243 km/h
151 mph
Doors/seats
5 doors
5 seats
Trunk
565 L
20.0 cu ft
Length
4,926 mm
193.9 in
Height
1,468 mm
57.8 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
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
Power
350 hp
261 kW
0-100 km/h6.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.8 L/100 km
21.8 mpg US
26.2 mpg UK
AUDIA6 Avant (4G/C7)3.0 TDI V6
Power
245 hp
183 kW
0-100 km/h6.3 s
Top speed
243 km/h
151 mph
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

AUDI A6 Avant (4G/C7) 3.0 TDI 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
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
10.8 L/100 km
21.8 mpg US
26.2 mpg UK
6.3 s
AUDIA6 Avant (4G/C7)3.0 TDI V6
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
6.3 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
AUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8
186 hp/t
139 kW/t
5.4 kg/hp
10.8 L/100 km
21.8 mpg US
26.2 mpg UK
AUDIA6 Avant (4G/C7)3.0 TDI V6
137 hp/t
102 kW/t
7.3 kg/hp
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA6 allroad (4F/C6)Facelift 20084.2 FSI V8AUDIA6 Avant (4G/C7)3.0 TDI V6
Power
350 hp
261 kW
245 hp
183 kW
Torque
440 Nm
325 lb-ft
580 Nm
428 lb-ft
Acceleration
6.3 s
6.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
243 km/h
151 mph
Lightness
1,880 kg
4,145 lb
1,790 kg
3,946 lb
Fuel consumption
10.8 L/100 km
21.8 mpg US
26.2 mpg UK
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
565 L
20.0 cu ft
Length
4,934 mm
194.3 in
Height
1,521 mm
59.9 in
Doors/seats
5 doors
5 seats
Trunk
565 L
20.0 cu ft
Length
4,926 mm
193.9 in
Height
1,468 mm
57.8 in
Range score
741 km
460 mi
1,271 km
790 mi
CO2 score
257 g/km
156 g/km
Trunk score
565 L
20.0 cu ft
565 L
20.0 cu ft
Power-to-weight score
186 hp/t
139 kW/t
5.4 kg/hp
137 hp/t
102 kW/t
7.3 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 A6 allroad (4F/C6) Facelift 2008 4.2 FSI V8AUDI A6 Avant (4G/C7) 3.0 TDI V6
Consumption10.8 L/100 km21.8 mpg US26.2 mpg UK5.9 L/100 km39.9 mpg US47.9 mpg UK
Cost / 100 km18.90 LC100 km10.33 LC100 km
Cost / 100 mi30.42 LC100 mi16.62 LC100 mi
Annual fuel used1,620 L428 US gal356 UK gal885 L234 US gal195 UK gal
Annual fuel cost2,835 LC/year1,549 LC/year

Head-to-head comparisons

AUDI A6 allroad (4F/C6) Facelift 2008 4.2 FSI V8

  • Has 105 hp more
  • Has 17 km/h (11 mph) higher top speed
  • Has 49 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

AUDI A6 Avant (4G/C7) 3.0 TDI V6

  • Has 140 Nm more
  • Is 90 kg lighter
  • Uses 4.9 L/100 km less fuel
  • Has 530 km (330 mi) more estimated range
  • Emits 101 g/km less CO2

Pros

  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Lowest power
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A6 allroad (4F/C6) 4.2 FSI V8
AUDI A6 Avant (4G/C7) 3.0 TDI V6
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2 vehicles selected

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