Car comparison

AUDI A6 Avant (C9) 2.0 TFSIvsAUDI A6 Sedan (C8) · Facelift 2023 35 TDI

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

New comparison

AUDI A6 Avant (C9)

2.0 TFSI

204 hp1984 ccGasolineFWDAutomaticTurbochargedWagon / estate2025-present
VS

AUDI A6 Sedan (C8) · Facelift 2023

35 TDI

163 hp1968 ccDieselFWDAutomaticTurbochargedSedan2023-2025

Comparison overview

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

Best choices

AUDI A6 Avant (C9) 2.0 TFSI

  • Quickest 0-100 km/h
    8.3 s
  • Fastest top speed
    240 km/h
    149 mph
  • Most powerful
    204 hp
    152 kW
  • Best power-to-weight
    114 hp/t
    85 kW/t
    8.8 kg/hp
  • Best overall score
    61/100
  • Best performance score
    50/100
  • Best practicality score
    84/100

AUDI A6 Sedan (C8) Facelift 2023 35 TDI

  • Highest torque
    370 Nm
    273 lb-ft
  • Lightest
    1,640 kg
    3,616 lb
  • Lowest combined fuel consumption
    5.9 L/100 km
    39.9 mpg US
    47.9 mpg UK
  • Best estimated range
    1,068 km
    663 mi
  • Largest trunk
    530 L
  • Best economy score
    91/100

Specification comparison

Specification comparison
ModelAUDIA6 Avant (C9)2.0 TFSIAUDIA6 Sedan (C8)Facelift 202335 TDI
Power
204hp152kW
163hp122kW
Torque
340Nm251lb-ft
370Nm273lb-ft
Curb weight
1,790kg3,946lb
1,640kg3,616lb
Gross weight
2,415kg5,324lb
2,255kg4,971lb
Top speed
240 km/h
149 mph
224 km/h
139 mph
To 99% top speed
84.7s99% target: 238 km/h / 148 mph
Calculated
82.9s99% target: 222 km/h / 138 mph
Calculated
0-100 km/h
8.3s
9.2s
0-200 km/h
30.5s
Calculated
38.2s
Calculated
0-60 mph
7.9s
Calculated
8.8s
Calculated
Fuel consumption
8L/100 km29.4mpg US35.3mpg UK
5.9L/100 km39.9mpg US47.9mpg UK
Quarter mile
16.0s
Calculated
16.7s
Calculated
Power-to-weight
114hp/t85kW/t52hp/1000 lb
Calculated
99hp/t74kW/t45hp/1000 lb
Calculated
Torque-to-weight
190Nm/t127lb-ft/ton
Calculated
226Nm/t151lb-ft/ton
Calculated
Estimated range
763km474mi
Calculated
1,068km663mi
Calculated
Displacement
1,984cc121cu in
1,968cc120cu in
Length
4,999mm197in
4,939mm194in
Width
1,875mm74in
1,886mm74in
Height
1,472mm58in
1,457mm57in
Wheelbase
2,923mm115in
2,924mm115in
Front track
1,631mm64in
1,630mm64in
Rear track
1,616mm64in
1,617mm64in
Trunk volume
503L
530L
Max trunk volume
1,534L
995L
Doors
5
4
Seats
5
5
Fuel tank
61L
63L

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 (C9) 2.0 TFSIAUDI A6 Sedan (C8) Facelift 2023 35 TDIPowerTorque
  • AUDI A6 Avant (C9) 2.0 TFSI: Power / Torque
  • AUDI A6 Sedan (C8) Facelift 2023 35 TDI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA6 Avant (C9)2.0 TFSI4,300-6,000 rpm2,000-4,000 rpm6,250 rpm
AUDIA6 Sedan (C8)Facelift 202335 TDI3,250-4,400 rpm1,750-3,000 rpm4,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA6 Avant (C9)2.0 TFSIAUDIA6 Sedan (C8)Facelift 202335 TDI
Acceleration checkpoints
0-60 mph
0-97 km/h
7.9 s
8.8 s
0-100 km/h
0-62 mph
8.3 s
9.2 s
0-200 km/h
0-124 mph
30.5 s
38.2 s
Top speed
240 km/h
149 mph
224 km/h
139 mph
Drag race simulation
60 ft
18 m
2.8 s
3.0 s
330 ft
101 m
7.2 s
7.5 s
1/8 mile
201 m
10.6 s
11.1 s
1000 ft
305 m
13.6 s
14.1 s
1/4 mile
402 m
16.0 s
16.7 s
Trap speed
1/4 mile
402 m
151 km/h
94 mph
144 km/h
90 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C9)2.0 TFSI
204 hp
152 kW
AUDIA6 Sedan (C8)Facelift 202335 TDI
163 hp
122 kW

AUDI A6 Avant (C9) 2.0 TFSI has 41 hp more than AUDI A6 Sedan (C8) Facelift 2023 35 TDI.

The biggest power difference is between AUDI A6 Sedan (C8) Facelift 2023 35 TDI and AUDI A6 Avant (C9) 2.0 TFSI: 41 hp (31 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C9)2.0 TFSI
340 Nm
251 lb-ft
AUDIA6 Sedan (C8)Facelift 202335 TDI
370 Nm
273 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C9)2.0 TFSI
1,790 kg
3,946 lb
AUDIA6 Sedan (C8)Facelift 202335 TDI
1,640 kg
3,616 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 (C9)2.0 TFSI
240 km/h
149 mph
AUDIA6 Sedan (C8)Facelift 202335 TDI
224 km/h
139 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C9)2.0 TFSI8.3 s
AUDIA6 Sedan (C8)Facelift 202335 TDI9.2 s

The biggest 0-100 km/h difference is between AUDI A6 Avant (C9) 2.0 TFSI and AUDI A6 Sedan (C8) Facelift 2023 35 TDI: 0.9 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 (C9)2.0 TFSI
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
AUDIA6 Sedan (C8)Facelift 202335 TDI
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

The biggest fuel consumption difference is between AUDI A6 Sedan (C8) Facelift 2023 35 TDI and AUDI A6 Avant (C9) 2.0 TFSI: 2.1 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 (C9)2.0 TFSI
114 hp/t
85 kW/t
8.8 kg/hp
AUDIA6 Sedan (C8)Facelift 202335 TDI
99 hp/t
74 kW/t
10.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA6 Avant (C9)2.0 TFSI
763 km
474 mi
AUDIA6 Sedan (C8)Facelift 202335 TDI
1,068 km
663 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA6 Avant (C9)2.0 TFSI
204 hp
152 kW
8.3 s
240 km/h
149 mph
AUDIA6 Sedan (C8)Facelift 202335 TDI
163 hp
122 kW
9.2 s
224 km/h
139 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 (C9)2.0 TFSI
Power
204 hp
152 kW
0-100 km/h8.3 s
Top speed
240 km/h
149 mph
Doors/seats
5 doors
5 seats
Trunk
503 L
17.8 cu ft
Length
4,999 mm
196.8 in
Height
1,472 mm
58.0 in
AUDIA6 Sedan (C8)Facelift 202335 TDI
Power
163 hp
122 kW
0-100 km/h9.2 s
Top speed
224 km/h
139 mph
Doors/seats
4 doors
5 seats
Trunk
530 L
18.7 cu ft
Length
4,939 mm
194.4 in
Height
1,457 mm
57.4 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 (C9)2.0 TFSI
Power
204 hp
152 kW
0-100 km/h8.3 s
Top speed
240 km/h
149 mph
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
AUDIA6 Sedan (C8)Facelift 202335 TDI
Power
163 hp
122 kW
0-100 km/h9.2 s
Top speed
224 km/h
139 mph
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

AUDI A6 Avant (C9) 2.0 TFSI 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 (C9)2.0 TFSI
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
8.3 s
AUDIA6 Sedan (C8)Facelift 202335 TDI
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
9.2 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 (C9)2.0 TFSI
114 hp/t
85 kW/t
8.8 kg/hp
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
AUDIA6 Sedan (C8)Facelift 202335 TDI
99 hp/t
74 kW/t
10.1 kg/hp
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA6 Avant (C9)2.0 TFSIAUDIA6 Sedan (C8)Facelift 202335 TDI
Power
204 hp
152 kW
163 hp
122 kW
Torque
340 Nm
251 lb-ft
370 Nm
273 lb-ft
Acceleration
8.3 s
9.2 s
Top speed
240 km/h
149 mph
224 km/h
139 mph
Lightness
1,790 kg
3,946 lb
1,640 kg
3,616 lb
Fuel consumption
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
503 L
17.8 cu ft
Length
4,999 mm
196.8 in
Height
1,472 mm
58.0 in
Doors/seats
4 doors
5 seats
Trunk
530 L
18.7 cu ft
Length
4,939 mm
194.4 in
Height
1,457 mm
57.4 in
Range score
763 km
474 mi
1,068 km
663 mi
Trunk score
503 L
17.8 cu ft
530 L
18.7 cu ft
Power-to-weight score
114 hp/t
85 kW/t
8.8 kg/hp
99 hp/t
74 kW/t
10.1 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 (C9) 2.0 TFSIAUDI A6 Sedan (C8) Facelift 2023 35 TDI
Consumption8 L/100 km29.4 mpg US35.3 mpg UK5.9 L/100 km39.9 mpg US47.9 mpg UK
Cost / 100 km14.00 LC100 km10.33 LC100 km
Cost / 100 mi22.53 LC100 mi16.62 LC100 mi
Annual fuel used1,200 L317 US gal264 UK gal885 L234 US gal195 UK gal
Annual fuel cost2,100 LC/year1,549 LC/year

Head-to-head comparisons

AUDI A6 Avant (C9) 2.0 TFSI

  • Has 41 hp more
  • Is 0.9 s quicker from 0-100 km/h
  • Has 16 km/h (10 mph) higher top speed
  • Has 15 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

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

AUDI A6 Sedan (C8) Facelift 2023 35 TDI

  • Has 30 Nm more
  • Is 150 kg lighter
  • Uses 2.1 L/100 km less fuel
  • Has 305 km (190 mi) more estimated range
  • Has 27 L more trunk volume

Pros

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

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A6 Avant (C9) 2.0 TFSI
AUDI A6 Sedan (C8) 35 TDI
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