Car comparison

AUDI A6 Sedan (C8) 45 TDI V6vsAUDI 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)

45 TDI V6

231 hp2967 ccDieselAWDAutomaticTurbochargedSedan2018-2020
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) 45 TDI V6

  • Quickest 0-100 km/h
    6.3 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    231 hp
    172 kW
  • Highest torque
    500 Nm
    369 lb-ft
  • Best power-to-weight
    127 hp/t
    94 kW/t
    7.9 kg/hp
  • Lowest combined fuel consumption
    5.8 L/100 km
    40.6 mpg US
    48.7 mpg UK
  • Lowest city consumption
    6.4 L/100 km
    36.8 mpg US
    44.1 mpg UK
  • Lowest highway consumption
    5.4 L/100 km
    43.6 mpg US
    52.3 mpg UK
  • Best estimated range
    1,086 km
    675 mi
  • Largest trunk
    530 L
  • Best overall score
    67/100
  • Best performance score
    62/100
  • Best economy score
    91/100

Specification comparison

Specification comparison
ModelAUDIA6 Sedan (C8)45 TDI V6AUDIA6 (4A/C4)2.8 V6 30V
Power
231hp172kW
193hp144kW
Torque
500Nm369lb-ft
280Nm207lb-ft
Curb weight
1,825kg4,023lb
1,550kg3,417lb
Gross weight
2,475kg5,456lb
2,100kg4,630lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
229 km/h
142 mph
To 99% top speed
68.0s99% target: 257 km/h / 160 mph
Calculated
71.2s99% target: 227 km/h / 141 mph
Calculated
0-100 km/h
6.3s
8.1s
0-200 km/h
20.3s
Calculated
30.9s
Calculated
0-60 mph
6.0s
Calculated
7.7s
Calculated
Fuel consumption
5.8L/100 km40.6mpg US48.7mpg UK
9.5L/100 km24.8mpg US29.7mpg UK
Fuel consumption city
6.4L/100 km36.8mpg US44.1mpg UK
13L/100 km18.1mpg US21.7mpg UK
Fuel consumption highway
5.4L/100 km43.6mpg US52.3mpg UK
7.4L/100 km31.8mpg US38.2mpg UK
Quarter mile
14.3s
Calculated
15.8s
Calculated
Power-to-weight
127hp/t94kW/t57hp/1000 lb
Calculated
125hp/t93kW/t56hp/1000 lb
Calculated
Torque-to-weight
274Nm/t183lb-ft/ton
Calculated
181Nm/t121lb-ft/ton
Calculated
Estimated range
1,086km675mi
Calculated
842km523mi
Calculated
Displacement
2,967cc181cu 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
150g/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) 45 TDI V6AUDI A6 (4A/C4) 2.8 V6 30VPowerTorque
  • AUDI A6 Sedan (C8) 45 TDI V6: 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)45 TDI V63,250-4,750 rpm1,750-3,250 rpm5,000 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)45 TDI V6AUDIA6 (4A/C4)2.8 V6 30V
Acceleration checkpoints
0-60 mph
0-97 km/h
6.0 s
7.7 s
0-100 km/h
0-62 mph
6.3 s
8.1 s
0-200 km/h
0-124 mph
20.3 s
30.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
229 km/h
142 mph
Drag race simulation
60 ft
18 m
2.5 s
2.8 s
330 ft
101 m
6.4 s
7.2 s
1/8 mile
201 m
9.5 s
10.6 s
1000 ft
305 m
12.1 s
13.4 s
1/4 mile
402 m
14.3 s
15.8 s
Trap speed
1/4 mile
402 m
169 km/h
105 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)45 TDI V6
231 hp
172 kW
AUDIA6 (4A/C4)2.8 V6 30V
193 hp
144 kW

AUDI A6 Sedan (C8) 45 TDI V6 has 38 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) 45 TDI V6: 38 hp (28 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA6 Sedan (C8)45 TDI V6
500 Nm
369 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)45 TDI V6
1,825 kg
4,023 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)45 TDI V6
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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)45 TDI V66.3 s
AUDIA6 (4A/C4)2.8 V6 30V8.1 s

The biggest 0-100 km/h difference is between AUDI A6 Sedan (C8) 45 TDI V6 and AUDI A6 (4A/C4) 2.8 V6 30V: 1.8 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 Sedan (C8)45 TDI V6
5.8 L/100 km
40.6 mpg US
48.7 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) 45 TDI V6 and AUDI A6 (4A/C4) 2.8 V6 30V: 3.7 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)45 TDI V6
127 hp/t
94 kW/t
7.9 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)45 TDI V6
1,086 km
675 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)45 TDI V6
231 hp
172 kW
6.3 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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)45 TDI V6
Power
231 hp
172 kW
0-100 km/h6.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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)45 TDI V6
Power
231 hp
172 kW
0-100 km/h6.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
5.8 L/100 km
40.6 mpg US
48.7 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) 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 Sedan (C8)45 TDI V6
5.8 L/100 km
40.6 mpg US
48.7 mpg UK
6.3 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)45 TDI V6
127 hp/t
94 kW/t
7.9 kg/hp
5.8 L/100 km
40.6 mpg US
48.7 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)45 TDI V6AUDIA6 (4A/C4)2.8 V6 30V
Power
231 hp
172 kW
193 hp
144 kW
Torque
500 Nm
369 lb-ft
280 Nm
207 lb-ft
Acceleration
6.3 s
8.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
229 km/h
142 mph
Lightness
1,825 kg
4,023 lb
1,550 kg
3,417 lb
Fuel consumption
5.8 L/100 km
40.6 mpg US
48.7 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
1,086 km
675 mi
842 km
523 mi
CO2 score
150 g/km
-
Trunk score
530 L
18.7 cu ft
510 L
18.0 cu ft
Power-to-weight score
127 hp/t
94 kW/t
7.9 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) 45 TDI V6AUDI A6 (4A/C4) 2.8 V6 30V
Consumption5.8 L/100 km40.6 mpg US48.7 mpg UK9.5 L/100 km24.8 mpg US29.7 mpg UK
Cost / 100 km10.15 LC100 km16.63 LC100 km
Cost / 100 mi16.33 LC100 mi26.76 LC100 mi
Annual fuel used870 L230 US gal191 UK gal1,425 L376 US gal313 UK gal
Annual fuel cost1,523 LC/year2,494 LC/year

Head-to-head comparisons

AUDI A6 Sedan (C8) 45 TDI V6

  • Has 38 hp more
  • Has 220 Nm more
  • Is 1.8 s quicker from 0-100 km/h
  • Has 31 km/h (19 mph) higher top speed
  • Uses 3.7 L/100 km less fuel
  • Has 2 hp/t better power-to-weight
  • Has 244 km (152 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 power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Heaviest

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

  • Is 275 kg lighter

Pros

  • Lightest

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) 45 TDI V6
AUDI A6 (4A/C4) 2.8 V6 30V
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2 vehicles selected

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