Car comparison

AUDI A6 Sedan (C8) 40 TDIvsAUDI A6 (4A/C4) 2.8 V6 30V

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

New comparison

AUDI A6 Sedan (C8)

40 TDI

204 hp1968 ccDieselAWDAutomaticTurbochargedSedan2018-2023
VS

AUDI A6 (4A/C4)

2.8 V6 30V

193 hp2771 ccGasolineAWDManualNaturally aspiratedSedan1995-1997

Comparison overview

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

Best choices

AUDI A6 Sedan (C8) 40 TDI

  • Quickest 0-100 km/h
    7.6 s
  • Fastest top speed
    246 km/h
    153 mph
  • Most powerful
    204 hp
    152 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Lowest combined fuel consumption
    4.6 L/100 km
    51.1 mpg US
    61.4 mpg UK
  • Lowest city consumption
    4.9 L/100 km
    48.0 mpg US
    57.6 mpg UK
  • Lowest highway consumption
    4.4 L/100 km
    53.5 mpg US
    64.2 mpg UK
  • Best estimated range
    1,370 km
    851 mi
  • Largest trunk
    530 L
  • Best overall score
    61/100
  • Best performance score
    54/100
  • Best economy score
    94/100

Specification comparison

Specification comparison
ModelAUDIA6 Sedan (C8)40 TDIAUDIA6 (4A/C4)2.8 V6 30V
Power
204hp152kW
193hp144kW
Torque
400Nm295lb-ft
280Nm207lb-ft
Curb weight
1,705kg3,759lb
1,550kg3,417lb
Gross weight
2,325kg5,126lb
2,100kg4,630lb
Top speed
246 km/h
153 mph
229 km/h
142 mph
To 99% top speed
76.3s99% target: 244 km/h / 151 mph
Calculated
71.2s99% target: 227 km/h / 141 mph
Calculated
0-100 km/h
7.6s
8.1s
0-200 km/h
26.2s
Calculated
30.9s
Calculated
0-60 mph
7.2s
Calculated
7.7s
Calculated
Fuel consumption
4.6L/100 km51.1mpg US61.4mpg UK
9.5L/100 km24.8mpg US29.7mpg UK
Fuel consumption city
4.9L/100 km48mpg US57.6mpg UK
13L/100 km18.1mpg US21.7mpg UK
Fuel consumption highway
4.4L/100 km53.5mpg US64.2mpg UK
7.4L/100 km31.8mpg US38.2mpg UK
Quarter mile
15.4s
Calculated
15.8s
Calculated
Power-to-weight
120hp/t89kW/t54hp/1000 lb
Calculated
125hp/t93kW/t56hp/1000 lb
Calculated
Torque-to-weight
235Nm/t157lb-ft/ton
Calculated
181Nm/t121lb-ft/ton
Calculated
Estimated range
1,370km851mi
Calculated
842km523mi
Calculated
Displacement
1,968cc120cu in
2,771cc169cu in
Length
4,939mm194in
4,797mm189in
Width
1,886mm74in
1,783mm70in
Height
1,457mm57in
1,430mm56in
Wheelbase
2,924mm115in
2,692mm106in
Front track
1,630mm64in
1,520mm60in
Rear track
1,617mm64in
1,524mm60in
Trunk volume
530L
-
Max trunk volume-
510L
Doors
4
4
Seats
5
5
Fuel tank
63L
80L
CO2 emissions
120g/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) 40 TDIAUDI A6 (4A/C4) 2.8 V6 30VPowerTorque
  • AUDI A6 Sedan (C8) 40 TDI: Power / Torque
  • AUDI A6 (4A/C4) 2.8 V6 30V: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA6 Sedan (C8)40 TDI3,750-4,200 rpm1,750-3,000 rpm4,450 rpm
AUDIA6 (4A/C4)2.8 V6 30V6,000 rpm3,200 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA6 Sedan (C8)40 TDIAUDIA6 (4A/C4)2.8 V6 30V
Acceleration checkpoints
0-60 mph
0-97 km/h
7.2 s
7.7 s
0-100 km/h
0-62 mph
7.6 s
8.1 s
0-200 km/h
0-124 mph
26.2 s
30.9 s
Top speed
246 km/h
153 mph
229 km/h
142 mph
Drag race simulation
60 ft
18 m
2.8 s
2.9 s
330 ft
101 m
7.0 s
7.2 s
1/8 mile
201 m
10.3 s
10.6 s
1000 ft
305 m
13.1 s
13.4 s
1/4 mile
402 m
15.4 s
15.8 s
Trap speed
1/4 mile
402 m
157 km/h
98 mph
152 km/h
95 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA6 Sedan (C8)40 TDI
204 hp
152 kW
AUDIA6 (4A/C4)2.8 V6 30V
193 hp
144 kW

AUDI A6 Sedan (C8) 40 TDI has 11 hp more than AUDI A6 (4A/C4) 2.8 V6 30V.

The biggest power difference is between AUDI A6 (4A/C4) 2.8 V6 30V and AUDI A6 Sedan (C8) 40 TDI: 11 hp (8 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA6 Sedan (C8)40 TDI
400 Nm
295 lb-ft
AUDIA6 (4A/C4)2.8 V6 30V
280 Nm
207 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA6 Sedan (C8)40 TDI
1,705 kg
3,759 lb
AUDIA6 (4A/C4)2.8 V6 30V
1,550 kg
3,417 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)40 TDI
246 km/h
153 mph
AUDIA6 (4A/C4)2.8 V6 30V
229 km/h
142 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)40 TDI7.6 s
AUDIA6 (4A/C4)2.8 V6 30V8.1 s

The biggest 0-100 km/h difference is between AUDI A6 Sedan (C8) 40 TDI and AUDI A6 (4A/C4) 2.8 V6 30V: 0.5 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)40 TDI
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
AUDIA6 (4A/C4)2.8 V6 30V
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

The biggest fuel consumption difference is between AUDI A6 Sedan (C8) 40 TDI and AUDI A6 (4A/C4) 2.8 V6 30V: 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 Sedan (C8)40 TDI
120 hp/t
89 kW/t
8.4 kg/hp
AUDIA6 (4A/C4)2.8 V6 30V
125 hp/t
93 kW/t
8.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA6 Sedan (C8)40 TDI
1,370 km
851 mi
AUDIA6 (4A/C4)2.8 V6 30V
842 km
523 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA6 Sedan (C8)40 TDI
204 hp
152 kW
7.6 s
246 km/h
153 mph
AUDIA6 (4A/C4)2.8 V6 30V
193 hp
144 kW
8.1 s
229 km/h
142 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)40 TDI
Power
204 hp
152 kW
0-100 km/h7.6 s
Top speed
246 km/h
153 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
AUDIA6 (4A/C4)2.8 V6 30V
Power
193 hp
144 kW
0-100 km/h8.1 s
Top speed
229 km/h
142 mph
Doors/seats
4 doors
5 seats
Trunk
510 L
18.0 cu ft
Length
4,797 mm
188.9 in
Height
1,430 mm
56.3 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)40 TDI
Power
204 hp
152 kW
0-100 km/h7.6 s
Top speed
246 km/h
153 mph
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
AUDIA6 (4A/C4)2.8 V6 30V
Power
193 hp
144 kW
0-100 km/h8.1 s
Top speed
229 km/h
142 mph
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

AUDI A6 Sedan (C8) 40 TDI 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)40 TDI
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
7.6 s
AUDIA6 (4A/C4)2.8 V6 30V
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
8.1 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)40 TDI
120 hp/t
89 kW/t
8.4 kg/hp
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
AUDIA6 (4A/C4)2.8 V6 30V
125 hp/t
93 kW/t
8.0 kg/hp
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA6 Sedan (C8)40 TDIAUDIA6 (4A/C4)2.8 V6 30V
Power
204 hp
152 kW
193 hp
144 kW
Torque
400 Nm
295 lb-ft
280 Nm
207 lb-ft
Acceleration
7.6 s
8.1 s
Top speed
246 km/h
153 mph
229 km/h
142 mph
Lightness
1,705 kg
3,759 lb
1,550 kg
3,417 lb
Fuel consumption
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
Practicality
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
Doors/seats
4 doors
5 seats
Trunk
510 L
18.0 cu ft
Length
4,797 mm
188.9 in
Height
1,430 mm
56.3 in
Range score
1,370 km
851 mi
842 km
523 mi
CO2 score
120 g/km
-
Trunk score
530 L
18.7 cu ft
510 L
18.0 cu ft
Power-to-weight score
120 hp/t
89 kW/t
8.4 kg/hp
125 hp/t
93 kW/t
8.0 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) 40 TDIAUDI A6 (4A/C4) 2.8 V6 30V
Consumption4.6 L/100 km51.1 mpg US61.4 mpg UK9.5 L/100 km24.8 mpg US29.7 mpg UK
Cost / 100 km8.05 LC100 km16.63 LC100 km
Cost / 100 mi12.96 LC100 mi26.76 LC100 mi
Annual fuel used690 L182 US gal152 UK gal1,425 L376 US gal313 UK gal
Annual fuel cost1,208 LC/year2,494 LC/year

Head-to-head comparisons

AUDI A6 Sedan (C8) 40 TDI

  • Has 11 hp more
  • Has 120 Nm more
  • Is 0.5 s quicker from 0-100 km/h
  • Has 17 km/h (11 mph) higher top speed
  • Uses 4.9 L/100 km less fuel
  • Has 527 km (328 mi) more estimated range
  • Has 20 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Heaviest

AUDI A6 (4A/C4) 2.8 V6 30V

  • Is 155 kg lighter
  • Has 5 hp/t better power-to-weight

Pros

  • Lightest
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A6 Sedan (C8) 40 TDI
AUDI A6 (4A/C4) 2.8 V6 30V
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2 vehicles selected

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