Car comparison

AUDI A6 Avant (C8) 45 TFSIvsAUDI A6 Avant (4G/C7) 3.0 TDI V6 clean diesel

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

New comparison

AUDI A6 Avant (C8)

45 TFSI

245 hp1984 ccGasolineFWDAutomaticTurbochargedWagon / estate2018-2020
VS

Comparison overview

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

Best choices

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

  • Quickest 0-100 km/h
    6.2 s
  • Highest torque
    580 Nm
    428 lb-ft
  • Lowest combined fuel consumption
    5.9 L/100 km
    39.9 mpg US
    47.9 mpg UK
  • Lowest city consumption
    7.3 L/100 km
    32.2 mpg US
    38.7 mpg UK
  • Lowest highway consumption
    5.1 L/100 km
    46.1 mpg US
    55.4 mpg UK
  • Best estimated range
    1,102 km
    685 mi
  • Best overall score
    71/100
  • Best performance score
    63/100
  • Best economy score
    91/100

AUDI A6 Avant (C8) 45 TFSI

  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    245 hp
    183 kW
  • Lightest
    1,705 kg
    3,759 lb
  • Best power-to-weight
    144 hp/t
    107 kW/t
    7.0 kg/hp
  • Lowest CO2 emissions
    154 g/km
  • Largest trunk
    565 L
  • Best practicality score
    87/100

Specification comparison

Specification comparison
ModelAUDIA6 Avant (C8)45 TFSIAUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
Power
245hp183kW
245hp183kW
Torque
370Nm273lb-ft
580Nm428lb-ft
Curb weight
1,705kg3,759lb
1,835kg4,045lb
Gross weight
2,310kg5,093lb
2,370kg5,225lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
249 km/h
155 mph
To 99% top speed
77.9s99% target: 257 km/h / 160 mph
Calculated
64.5s99% target: 247 km/h / 153 mph
Calculated
0-100 km/h
7.0s
6.2s
0-200 km/h
22.9s
Calculated
21.2s
Calculated
0-60 mph
6.7s
Calculated
5.9s
Calculated
Fuel consumption
6.8L/100 km34.6mpg US41.5mpg UK
5.9L/100 km39.9mpg US47.9mpg UK
Fuel consumption city
8.2L/100 km28.7mpg US34.4mpg UK
7.3L/100 km32.2mpg US38.7mpg UK
Fuel consumption highway
5.9L/100 km39.9mpg US47.9mpg UK
5.1L/100 km46.1mpg US55.4mpg UK
Quarter mile
14.9s
Calculated
14.2s
Calculated
Power-to-weight
144hp/t107kW/t65hp/1000 lb
Calculated
134hp/t100kW/t61hp/1000 lb
Calculated
Torque-to-weight
217Nm/t145lb-ft/ton
Calculated
316Nm/t211lb-ft/ton
Calculated
Estimated range
926km576mi
Calculated
1,102km685mi
Calculated
Displacement
1,984cc121cu in
2,967cc181cu in
Length
4,939mm194in
4,926mm194in
Width
1,886mm74in
1,874mm74in
Height
1,467mm58in
1,468mm58in
Wheelbase
2,924mm115in
2,912mm115in
Front track
1,630mm64in
1,874mm74in
Rear track
1,617mm64in
1,618mm64in
Ground clearance-
117mm5in
Trunk volume
565L
565L
Max trunk volume-
1,680L
Doors
5
5
Seats
5
5
Fuel tank
63L
65L
CO2 emissions
154g/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 Avant (C8) 45 TFSIAUDI A6 Avant (4G/C7) 3.0 TDI V6 clean dieselPowerTorque
  • AUDI A6 Avant (C8) 45 TFSI: Power / Torque
  • AUDI A6 Avant (4G/C7) 3.0 TDI V6 clean diesel: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA6 Avant (C8)45 TFSI5,000-6,500 rpm1,600-4,300 rpm6,750 rpm
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel4,000-4,500 rpm1,750-2,500 rpm4,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA6 Avant (C8)45 TFSIAUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
Acceleration checkpoints
0-60 mph
0-97 km/h
6.7 s
5.9 s
0-100 km/h
0-62 mph
7.0 s
6.2 s
0-200 km/h
0-124 mph
22.9 s
21.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
249 km/h
155 mph
Drag race simulation
60 ft
18 m
2.7 s
2.5 s
330 ft
101 m
6.7 s
6.4 s
1/8 mile
201 m
9.9 s
9.4 s
1000 ft
305 m
12.6 s
12.0 s
1/4 mile
402 m
14.9 s
14.2 s
Trap speed
1/4 mile
402 m
163 km/h
101 mph
167 km/h
104 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C8)45 TFSI
245 hp
183 kW
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
245 hp
183 kW

Torque comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C8)45 TFSI
370 Nm
273 lb-ft
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
580 Nm
428 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C8)45 TFSI
1,705 kg
3,759 lb
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
1,835 kg
4,045 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 TFSI
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
249 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 TFSI7.0 s
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel6.2 s

The biggest 0-100 km/h difference is between AUDI A6 Avant (4G/C7) 3.0 TDI V6 clean diesel and AUDI A6 Avant (C8) 45 TFSI: 0.8 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 TFSI
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
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 clean diesel and AUDI A6 Avant (C8) 45 TFSI: 0.9 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 Avant (C8)45 TFSI
144 hp/t
107 kW/t
7.0 kg/hp
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
134 hp/t
100 kW/t
7.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C8)45 TFSI
926 km
576 mi
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
1,102 km
685 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA6 Avant (C8)45 TFSI
245 hp
183 kW
7.0 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
245 hp
183 kW
6.2 s
249 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 TFSI
Power
245 hp
183 kW
0-100 km/h7.0 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 Avant (4G/C7)3.0 TDI V6 clean diesel
Power
245 hp
183 kW
0-100 km/h6.2 s
Top speed
249 km/h
155 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 Avant (C8)45 TFSI
Power
245 hp
183 kW
0-100 km/h7.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
Power
245 hp
183 kW
0-100 km/h6.2 s
Top speed
249 km/h
155 mph
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

AUDI A6 Avant (4G/C7) 3.0 TDI V6 clean diesel 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 TFSI
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
7.0 s
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
6.2 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 TFSI
144 hp/t
107 kW/t
7.0 kg/hp
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
AUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
134 hp/t
100 kW/t
7.5 kg/hp
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA6 Avant (C8)45 TFSIAUDIA6 Avant (4G/C7)3.0 TDI V6 clean diesel
Power
245 hp
183 kW
245 hp
183 kW
Torque
370 Nm
273 lb-ft
580 Nm
428 lb-ft
Acceleration
7.0 s
6.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
249 km/h
155 mph
Lightness
1,705 kg
3,759 lb
1,835 kg
4,045 lb
Fuel consumption
6.8 L/100 km
34.6 mpg US
41.5 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
4,939 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
4,926 mm
193.9 in
Height
1,468 mm
57.8 in
Range score
926 km
576 mi
1,102 km
685 mi
CO2 score
154 g/km
156 g/km
Trunk score
565 L
20.0 cu ft
565 L
20.0 cu ft
Power-to-weight score
144 hp/t
107 kW/t
7.0 kg/hp
134 hp/t
100 kW/t
7.5 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 TFSIAUDI A6 Avant (4G/C7) 3.0 TDI V6 clean diesel
Consumption6.8 L/100 km34.6 mpg US41.5 mpg UK5.9 L/100 km39.9 mpg US47.9 mpg UK
Cost / 100 km11.90 LC100 km10.33 LC100 km
Cost / 100 mi19.15 LC100 mi16.62 LC100 mi
Annual fuel used1,020 L269 US gal224 UK gal885 L234 US gal195 UK gal
Annual fuel cost1,785 LC/year1,549 LC/year

Head-to-head comparisons

AUDI A6 Avant (C8) 45 TFSI

  • Is 130 kg lighter
  • Has 11 km/h (7 mph) higher top speed
  • Has 10 hp/t better power-to-weight
  • Emits 2 g/km less CO2

Pros

  • Highest top speed
  • Most powerful
  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

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

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

  • Has 210 Nm more
  • Is 0.8 s quicker from 0-100 km/h
  • Uses 0.9 L/100 km less fuel
  • Has 175 km (109 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Heaviest
  • Lowest top speed
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A6 Avant (C8) 45 TFSI
AUDI A6 Avant (4G/C7) 3.0 TDI V6 clean diesel
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2 vehicles selected

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