Car comparison

AUDI A6 Avant (C8) 45 TDI V6vsAUDI A6 allroad (4F/C6) · Facelift 2008 3.0 TFSI V6

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

New comparison

AUDI A6 Avant (C8)

45 TDI V6

231 hp2967 ccDieselAWDAutomaticTurbochargedWagon / estate2018-2020
VS

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

3.0 TFSI V6

290 hp2995 ccGasolineAWDAutomaticSuperchargedWagon / estate2008-2011

Comparison overview

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

Best choices

AUDI A6 Avant (C8) 45 TDI V6

  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Highest torque
    500 Nm
    369 lb-ft
  • Lowest combined fuel consumption
    5.9 L/100 km
    39.9 mpg US
    47.9 mpg UK
  • Lowest city consumption
    6.5 L/100 km
    36.2 mpg US
    43.5 mpg UK
  • Lowest highway consumption
    5.6 L/100 km
    42.0 mpg US
    50.4 mpg UK
  • Lowest CO2 emissions
    155 g/km
  • Best estimated range
    1,068 km
    663 mi
  • Largest trunk
    565 L
  • Best overall score
    69/100
  • Best economy score
    91/100
  • Best practicality score
    87/100

Specification comparison

Specification comparison
ModelAUDIA6 Avant (C8)45 TDI V6AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
Power
231hp172kW
290hp216kW
Torque
500Nm369lb-ft
420Nm310lb-ft
Curb weight
1,890kg4,167lb
1,840kg4,057lb
Gross weight
2,560kg5,644lb
2,470kg5,445lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
250 km/h
155 mph
To 99% top speed
75.8s99% target: 257 km/h / 160 mph
Calculated
70.1s99% target: 248 km/h / 154 mph
Calculated
0-100 km/h
6.5s
6.3s
0-200 km/h
21.7s
Calculated
22.2s
Calculated
0-60 mph
6.2s
Calculated
6.0s
Calculated
Fuel consumption
5.9L/100 km39.9mpg US47.9mpg UK
9.7L/100 km24.2mpg US29.1mpg UK
Fuel consumption city
6.5L/100 km36.2mpg US43.5mpg UK
13.3L/100 km17.7mpg US21.2mpg UK
Fuel consumption highway
5.6L/100 km42mpg US50.4mpg UK
7.6L/100 km30.9mpg US37.2mpg UK
Quarter mile
14.5s
Calculated
14.3s
Calculated
Power-to-weight
122hp/t91kW/t55hp/1000 lb
Calculated
158hp/t118kW/t71hp/1000 lb
Calculated
Torque-to-weight
265Nm/t177lb-ft/ton
Calculated
228Nm/t153lb-ft/ton
Calculated
Estimated range
1,068km663mi
Calculated
825km512mi
Calculated
Displacement
2,967cc181cu in
2,995cc183cu in
Length
4,939mm194in
4,934mm194in
Width
1,886mm74in
1,862mm73in
Height
1,467mm58in
1,521mm60in
Wheelbase
2,924mm115in
2,833mm112in
Front track
1,630mm64in
1,596mm63in
Rear track
1,617mm64in
1,587mm62in
Trunk volume
565L
565L
Max trunk volume-
1,660L
Doors
5
5
Seats
5
5
Fuel tank
63L
80L
CO2 emissions
155g/km
225g/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 Avant (C8) 45 TDI V6AUDI A6 allroad (4F/C6) Facelift 2008 3.0 TFSI V6PowerTorque
  • AUDI A6 Avant (C8) 45 TDI V6: Power / Torque
  • AUDI A6 allroad (4F/C6) Facelift 2008 3.0 TFSI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA6 Avant (C8)45 TDI V63,250-4,750 rpm1,750-3,250 rpm5,000 rpm
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V64,850-6,800 rpm2,500-4,850 rpm7,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA6 Avant (C8)45 TDI V6AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
6.2 s
6.0 s
0-100 km/h
0-62 mph
6.5 s
6.3 s
0-200 km/h
0-124 mph
21.7 s
22.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
250 km/h
155 mph
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.5 s
6.4 s
1/8 mile
201 m
9.6 s
9.5 s
1000 ft
305 m
12.3 s
12.1 s
1/4 mile
402 m
14.5 s
14.3 s
Trap speed
1/4 mile
402 m
165 km/h
103 mph
165 km/h
103 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C8)45 TDI V6
231 hp
172 kW
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
290 hp
216 kW

AUDI A6 allroad (4F/C6) Facelift 2008 3.0 TFSI V6 has 59 hp more than AUDI A6 Avant (C8) 45 TDI V6.

The biggest power difference is between AUDI A6 Avant (C8) 45 TDI V6 and AUDI A6 allroad (4F/C6) Facelift 2008 3.0 TFSI V6: 59 hp (44 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C8)45 TDI V6
500 Nm
369 lb-ft
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
420 Nm
310 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C8)45 TDI V6
1,890 kg
4,167 lb
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
1,840 kg
4,057 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 Avant (C8)45 TDI V6
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
250 km/h
155 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C8)45 TDI V66.5 s
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V66.3 s

The biggest 0-100 km/h difference is between AUDI A6 allroad (4F/C6) Facelift 2008 3.0 TFSI V6 and AUDI A6 Avant (C8) 45 TDI 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
AUDIA6 Avant (C8)45 TDI V6
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

The biggest fuel consumption difference is between AUDI A6 Avant (C8) 45 TDI V6 and AUDI A6 allroad (4F/C6) Facelift 2008 3.0 TFSI V6: 3.8 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 Avant (C8)45 TDI V6
122 hp/t
91 kW/t
8.2 kg/hp
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
158 hp/t
118 kW/t
6.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C8)45 TDI V6
1,068 km
663 mi
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
825 km
512 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA6 Avant (C8)45 TDI V6
231 hp
172 kW
6.5 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
290 hp
216 kW
6.3 s
250 km/h
155 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 Avant (C8)45 TDI V6
Power
231 hp
172 kW
0-100 km/h6.5 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
4,939 mm
194.4 in
Height
1,467 mm
57.8 in
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
Power
290 hp
216 kW
0-100 km/h6.3 s
Top speed
250 km/h
155 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

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 Avant (C8)45 TDI V6
Power
231 hp
172 kW
0-100 km/h6.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
Power
290 hp
216 kW
0-100 km/h6.3 s
Top speed
250 km/h
155 mph
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

AUDI A6 Avant (C8) 45 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 Avant (C8)45 TDI V6
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
6.5 s
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
9.7 L/100 km
24.2 mpg US
29.1 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 Avant (C8)45 TDI V6
122 hp/t
91 kW/t
8.2 kg/hp
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
158 hp/t
118 kW/t
6.3 kg/hp
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA6 Avant (C8)45 TDI V6AUDIA6 allroad (4F/C6)Facelift 20083.0 TFSI V6
Power
231 hp
172 kW
290 hp
216 kW
Torque
500 Nm
369 lb-ft
420 Nm
310 lb-ft
Acceleration
6.5 s
6.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
250 km/h
155 mph
Lightness
1,890 kg
4,167 lb
1,840 kg
4,057 lb
Fuel consumption
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
565 L
20.0 cu ft
Length
4,939 mm
194.4 in
Height
1,467 mm
57.8 in
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
Range score
1,068 km
663 mi
825 km
512 mi
CO2 score
155 g/km
225 g/km
Trunk score
565 L
20.0 cu ft
565 L
20.0 cu ft
Power-to-weight score
122 hp/t
91 kW/t
8.2 kg/hp
158 hp/t
118 kW/t
6.3 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 Avant (C8) 45 TDI V6AUDI A6 allroad (4F/C6) Facelift 2008 3.0 TFSI V6
Consumption5.9 L/100 km39.9 mpg US47.9 mpg UK9.7 L/100 km24.2 mpg US29.1 mpg UK
Cost / 100 km10.33 LC100 km16.97 LC100 km
Cost / 100 mi16.62 LC100 mi27.32 LC100 mi
Annual fuel used885 L234 US gal195 UK gal1,455 L384 US gal320 UK gal
Annual fuel cost1,549 LC/year2,546 LC/year

Head-to-head comparisons

AUDI A6 Avant (C8) 45 TDI V6

  • Has 80 Nm more
  • Has 10 km/h (6 mph) higher top speed
  • Uses 3.8 L/100 km less fuel
  • Has 243 km (151 mi) more estimated range
  • Emits 70 g/km less CO2

Pros

  • Highest top speed
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest

AUDI A6 allroad (4F/C6) Facelift 2008 3.0 TFSI V6

  • Has 59 hp more
  • Is 50 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 35 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Lowest top speed
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A6 Avant (C8) 45 TDI V6
AUDI A6 allroad (4F/C6) 3.0 TFSI V6
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2 vehicles selected

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