Car comparison

AUDI A6 Sedan (C8) 50 TFSI evsAUDI A6 Avant (C8) 45 TDI V6

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

New comparison

AUDI A6 Sedan (C8)

50 TFSI e

252 hp1984 ccHybridAWDAutomaticTurbochargedSedan2019-2020
VS

AUDI A6 Avant (C8)

45 TDI V6

231 hp2967 ccDieselAWDAutomaticTurbochargedWagon / estate2018-2020

Comparison overview

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

Best choices

AUDI A6 Sedan (C8) 50 TFSI e

  • Quickest 0-100 km/h
    6.2 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    252 hp
    188 kW
  • Best power-to-weight
    125 hp/t
    93 kW/t
    8.0 kg/hp
  • Lowest combined fuel consumption
    2.0 L/100 km
    117.6 mpg US
    141.2 mpg UK
  • Best estimated range
    2,600 km
    1,616 mi
  • Best economy score
    100/100

AUDI A6 Avant (C8) 45 TDI V6

  • Highest torque
    500 Nm
    369 lb-ft
  • Lightest
    1,890 kg
    4,167 lb
  • Largest trunk
    565 L
  • Best overall score
    69/100
  • Best performance score
    60/100
  • Best practicality score
    87/100

Specification comparison

Specification comparison
ModelAUDIA6 Sedan (C8)50 TFSI eAUDIA6 Avant (C8)45 TDI V6
Power
252hp188kW
231hp172kW
Torque
370Nm273lb-ft
500Nm369lb-ft
Curb weight
2,010kg4,431lb
1,890kg4,167lb
Gross weight
2,610kg5,754lb
2,560kg5,644lb
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
68.0s99% target: 257 km/h / 160 mph
Calculated
75.8s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
6.2s
6.5s
0-200 km/h
20.1s
Calculated
21.7s
Calculated
0-60 mph
5.9s
Calculated
6.2s
Calculated
Fuel consumption
2L/100 km117.6mpg US141.2mpg UK
5.9L/100 km39.9mpg US47.9mpg UK
Fuel consumption city-
6.5L/100 km36.2mpg US43.5mpg UK
Fuel consumption highway-
5.6L/100 km42mpg US50.4mpg UK
Quarter mile
14.2s
Calculated
14.5s
Calculated
Power-to-weight
125hp/t93kW/t57hp/1000 lb
Calculated
122hp/t91kW/t55hp/1000 lb
Calculated
Torque-to-weight
184Nm/t123lb-ft/ton
Calculated
265Nm/t177lb-ft/ton
Calculated
Estimated range
2,600km1,616mi
Calculated
1,068km663mi
Calculated
Displacement
1,984cc121cu in
2,967cc181cu in
Length
4,939mm194in
4,939mm194in
Width
1,886mm74in
1,886mm74in
Height
1,457mm57in
1,467mm58in
Wheelbase
2,924mm115in
2,924mm115in
Front track
1,630mm64in
1,630mm64in
Rear track
1,617mm64in
1,617mm64in
Trunk volume
360L
565L
Doors
4
5
Seats
5
5
Fuel tank
52L
63L
CO2 emissions-
155g/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 Sedan (C8) 50 TFSI eAUDI A6 Avant (C8) 45 TDI V6PowerTorque
  • AUDI A6 Sedan (C8) 50 TFSI e: Power / Torque
  • AUDI A6 Avant (C8) 45 TDI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA6 Sedan (C8)50 TFSI e5,000-6,000 rpm1,600-4,500 rpm6,250 rpm
AUDIA6 Avant (C8)45 TDI V63,250-4,750 rpm1,750-3,250 rpm5,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA6 Sedan (C8)50 TFSI eAUDIA6 Avant (C8)45 TDI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
5.9 s
6.2 s
0-100 km/h
0-62 mph
6.2 s
6.5 s
0-200 km/h
0-124 mph
20.1 s
21.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.4 s
6.5 s
1/8 mile
201 m
9.4 s
9.6 s
1000 ft
305 m
12.0 s
12.3 s
1/4 mile
402 m
14.2 s
14.5 s
Trap speed
1/4 mile
402 m
170 km/h
105 mph
165 km/h
103 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA6 Sedan (C8)50 TFSI e
252 hp
188 kW
AUDIA6 Avant (C8)45 TDI V6
231 hp
172 kW

AUDI A6 Sedan (C8) 50 TFSI e has 21 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 Sedan (C8) 50 TFSI e: 21 hp (16 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA6 Sedan (C8)50 TFSI e
370 Nm
273 lb-ft
AUDIA6 Avant (C8)45 TDI V6
500 Nm
369 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA6 Sedan (C8)50 TFSI e
2,010 kg
4,431 lb
AUDIA6 Avant (C8)45 TDI V6
1,890 kg
4,167 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 Sedan (C8)50 TFSI e
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 Avant (C8)45 TDI 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
AUDIA6 Sedan (C8)50 TFSI e6.2 s
AUDIA6 Avant (C8)45 TDI V66.5 s

The biggest 0-100 km/h difference is between AUDI A6 Sedan (C8) 50 TFSI e and AUDI A6 Avant (C8) 45 TDI V6: 0.3 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 Sedan (C8)50 TFSI e
2.0 L/100 km
117.6 mpg US
141.2 mpg UK
AUDIA6 Avant (C8)45 TDI V6
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

The biggest fuel consumption difference is between AUDI A6 Sedan (C8) 50 TFSI e and AUDI A6 Avant (C8) 45 TDI V6: 3.9 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 Sedan (C8)50 TFSI e
125 hp/t
93 kW/t
8.0 kg/hp
AUDIA6 Avant (C8)45 TDI V6
122 hp/t
91 kW/t
8.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA6 Sedan (C8)50 TFSI e
2,600 km
1,616 mi
AUDIA6 Avant (C8)45 TDI V6
1,068 km
663 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA6 Sedan (C8)50 TFSI e
252 hp
188 kW
6.2 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA6 Avant (C8)45 TDI V6
231 hp
172 kW
6.5 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
AUDIA6 Sedan (C8)50 TFSI e
Power
252 hp
188 kW
0-100 km/h6.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
360 L
12.7 cu ft
Length
4,939 mm
194.4 in
Height
1,457 mm
57.4 in
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

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 Sedan (C8)50 TFSI e
Power
252 hp
188 kW
0-100 km/h6.2 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
2.0 L/100 km
117.6 mpg US
141.2 mpg UK
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

AUDI A6 Sedan (C8) 50 TFSI e 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 Sedan (C8)50 TFSI e
2.0 L/100 km
117.6 mpg US
141.2 mpg UK
6.2 s
AUDIA6 Avant (C8)45 TDI V6
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
6.5 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 Sedan (C8)50 TFSI e
125 hp/t
93 kW/t
8.0 kg/hp
2.0 L/100 km
117.6 mpg US
141.2 mpg UK
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

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA6 Sedan (C8)50 TFSI eAUDIA6 Avant (C8)45 TDI V6
Power
252 hp
188 kW
231 hp
172 kW
Torque
370 Nm
273 lb-ft
500 Nm
369 lb-ft
Acceleration
6.2 s
6.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,010 kg
4,431 lb
1,890 kg
4,167 lb
Fuel consumption
2.0 L/100 km
117.6 mpg US
141.2 mpg UK
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
360 L
12.7 cu ft
Length
4,939 mm
194.4 in
Height
1,457 mm
57.4 in
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
Range score
2,600 km
1,616 mi
1,068 km
663 mi
CO2 score
-
155 g/km
Trunk score
360 L
12.7 cu ft
565 L
20.0 cu ft
Power-to-weight score
125 hp/t
93 kW/t
8.0 kg/hp
122 hp/t
91 kW/t
8.2 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 A6 Sedan (C8) 50 TFSI eAUDI A6 Avant (C8) 45 TDI V6
Consumption2 L/100 km117.6 mpg US141.2 mpg UK5.9 L/100 km39.9 mpg US47.9 mpg UK
Cost / 100 km3.50 LC100 km10.33 LC100 km
Cost / 100 mi5.63 LC100 mi16.62 LC100 mi
Annual fuel used300 L79 US gal66 UK gal885 L234 US gal195 UK gal
Annual fuel cost525.00 LC/year1,549 LC/year

Head-to-head comparisons

AUDI A6 Sedan (C8) 50 TFSI e

  • Has 21 hp more
  • Is 0.3 s quicker from 0-100 km/h
  • Uses 3.9 L/100 km less fuel
  • Has 3 hp/t better power-to-weight
  • Has 1,532 km (952 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Heaviest
  • Smallest trunk

AUDI A6 Avant (C8) 45 TDI V6

  • Has 130 Nm more
  • Is 120 kg lighter
  • Has 205 L more trunk volume

Pros

  • Highest torque
  • Lightest
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A6 Sedan (C8) 50 TFSI e
AUDI A6 Avant (C8) 45 TDI V6
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2 vehicles selected

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