Car comparison

AUDI A8 (D5) · Facelift 2021 50 TDI V6vsAUDI A8 (D2/4D) · Facelift 1998 3.7 V8 40V

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

New comparison

AUDI A8 (D5) · Facelift 2021

50 TDI V6

286 hp2967 ccDieselAWDAutomaticTurbochargedSedan2021-present
VS

AUDI A8 (D2/4D) · Facelift 1998

3.7 V8 40V

260 hp3697 ccGasolineAWDAutomaticNaturally aspiratedSedan2002-2002

Comparison overview

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

Best choices

AUDI A8 (D5) Facelift 2021 50 TDI V6

  • Quickest 0-100 km/h
    5.9 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    286 hp
    213 kW
  • Highest torque
    600 Nm
    443 lb-ft
  • Lowest combined fuel consumption
    6.7 L/100 km
    35.1 mpg US
    42.2 mpg UK
  • Lowest city consumption
    8.8 L/100 km
    26.7 mpg US
    32.1 mpg UK
  • Lowest highway consumption
    5.5 L/100 km
    42.8 mpg US
    51.4 mpg UK
  • Best estimated range
    1,224 km
    760 mi
  • Best overall score
    70/100
  • Best performance score
    67/100
  • Best economy score
    89/100

Specification comparison

Specification comparison
ModelAUDIA8 (D5)Facelift 202150 TDI V6AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
Power
286hp213kW
260hp194kW
Torque
600Nm443lb-ft
350Nm258lb-ft
Curb weight
2,020kg4,453lb
1,645kg3,627lb
Gross weight
2,710kg5,975lb
2,245kg4,949lb
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
63.3s99% target: 257 km/h / 160 mph
Calculated
85.0s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.9s
8.1s
0-200 km/h
18.9s
Calculated
25.7s
Calculated
0-60 mph
5.6s
Calculated
7.7s
Calculated
Fuel consumption
6.7L/100 km35.1mpg US42.2mpg UK
11.5L/100 km20.5mpg US24.6mpg UK
Fuel consumption city
8.8L/100 km26.7mpg US32.1mpg UK
16.9L/100 km13.9mpg US16.7mpg UK
Fuel consumption highway
5.5L/100 km42.8mpg US51.4mpg UK
8.4L/100 km28mpg US33.6mpg UK
Quarter mile
13.9s
Calculated
15.8s
Calculated
Power-to-weight
142hp/t106kW/t64hp/1000 lb
Calculated
158hp/t118kW/t72hp/1000 lb
Calculated
Torque-to-weight
297Nm/t199lb-ft/ton
Calculated
213Nm/t142lb-ft/ton
Calculated
Estimated range
1,224km760mi
Calculated
783km486mi
Calculated
Displacement
2,967cc181cu in
3,697cc226cu in
Length
5,190mm204in
5,034mm198in
Width
1,945mm77in
1,880mm74in
Height
1,473mm58in
1,438mm57in
Wheelbase
2,998mm118in
2,882mm113in
Front track
1,645mm65in
1,593mm63in
Rear track
1,633mm64in
1,584mm62in
Trunk volume
505L
525L
Doors
4
4
Seats
5
5
Fuel tank
82L
90L

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 A8 (D5) Facelift 2021 50 TDI V6AUDI A8 (D2/4D) Facelift 1998 3.7 V8 40VPowerTorque
  • AUDI A8 (D5) Facelift 2021 50 TDI V6: Power / Torque
  • AUDI A8 (D2/4D) Facelift 1998 3.7 V8 40V: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA8 (D5)Facelift 202150 TDI V63,500-4,000 rpm1,750-3,250 rpm4,250 rpm
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V6,000 rpm3,250 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA8 (D5)Facelift 202150 TDI V6AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
Acceleration checkpoints
0-60 mph
0-97 km/h
5.6 s
7.7 s
0-100 km/h
0-62 mph
5.9 s
8.1 s
0-200 km/h
0-124 mph
18.9 s
25.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.5 s
2.9 s
330 ft
101 m
6.3 s
7.2 s
1/8 mile
201 m
9.2 s
10.6 s
1000 ft
305 m
11.8 s
13.4 s
1/4 mile
402 m
13.9 s
15.8 s
Trap speed
1/4 mile
402 m
173 km/h
107 mph
156 km/h
97 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA8 (D5)Facelift 202150 TDI V6
286 hp
213 kW
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
260 hp
194 kW

AUDI A8 (D5) Facelift 2021 50 TDI V6 has 26 hp more than AUDI A8 (D2/4D) Facelift 1998 3.7 V8 40V.

The biggest power difference is between AUDI A8 (D2/4D) Facelift 1998 3.7 V8 40V and AUDI A8 (D5) Facelift 2021 50 TDI V6: 26 hp (19 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA8 (D5)Facelift 202150 TDI V6
600 Nm
443 lb-ft
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA8 (D5)Facelift 202150 TDI V6
2,020 kg
4,453 lb
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
1,645 kg
3,627 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
AUDIA8 (D5)Facelift 202150 TDI V6
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
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
AUDIA8 (D5)Facelift 202150 TDI V65.9 s
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V8.1 s

The biggest 0-100 km/h difference is between AUDI A8 (D5) Facelift 2021 50 TDI V6 and AUDI A8 (D2/4D) Facelift 1998 3.7 V8 40V: 2.2 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
AUDIA8 (D5)Facelift 202150 TDI V6
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
11.5 L/100 km
20.5 mpg US
24.6 mpg UK

The biggest fuel consumption difference is between AUDI A8 (D5) Facelift 2021 50 TDI V6 and AUDI A8 (D2/4D) Facelift 1998 3.7 V8 40V: 4.8 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
AUDIA8 (D5)Facelift 202150 TDI V6
142 hp/t
106 kW/t
7.1 kg/hp
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
158 hp/t
118 kW/t
6.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA8 (D5)Facelift 202150 TDI V6
1,224 km
760 mi
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
783 km
486 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA8 (D5)Facelift 202150 TDI V6
286 hp
213 kW
5.9 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
260 hp
194 kW
8.1 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
AUDIA8 (D5)Facelift 202150 TDI V6
Power
286 hp
213 kW
0-100 km/h5.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
505 L
17.8 cu ft
Length
5,190 mm
204.3 in
Height
1,473 mm
58.0 in
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
Power
260 hp
194 kW
0-100 km/h8.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
5,034 mm
198.2 in
Height
1,438 mm
56.6 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
AUDIA8 (D5)Facelift 202150 TDI V6
Power
286 hp
213 kW
0-100 km/h5.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
Power
260 hp
194 kW
0-100 km/h8.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
11.5 L/100 km
20.5 mpg US
24.6 mpg UK

AUDI A8 (D5) Facelift 2021 50 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
AUDIA8 (D5)Facelift 202150 TDI V6
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
5.9 s
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
11.5 L/100 km
20.5 mpg US
24.6 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
AUDIA8 (D5)Facelift 202150 TDI V6
142 hp/t
106 kW/t
7.1 kg/hp
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
158 hp/t
118 kW/t
6.3 kg/hp
11.5 L/100 km
20.5 mpg US
24.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA8 (D5)Facelift 202150 TDI V6AUDIA8 (D2/4D)Facelift 19983.7 V8 40V
Power
286 hp
213 kW
260 hp
194 kW
Torque
600 Nm
443 lb-ft
350 Nm
258 lb-ft
Acceleration
5.9 s
8.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
2,020 kg
4,453 lb
1,645 kg
3,627 lb
Fuel consumption
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
505 L
17.8 cu ft
Length
5,190 mm
204.3 in
Height
1,473 mm
58.0 in
Doors/seats
4 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
5,034 mm
198.2 in
Height
1,438 mm
56.6 in
Range score
1,224 km
760 mi
783 km
486 mi
Trunk score
505 L
17.8 cu ft
525 L
18.5 cu ft
Power-to-weight score
142 hp/t
106 kW/t
7.1 kg/hp
158 hp/t
118 kW/t
6.3 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 A8 (D5) Facelift 2021 50 TDI V6AUDI A8 (D2/4D) Facelift 1998 3.7 V8 40V
Consumption6.7 L/100 km35.1 mpg US42.2 mpg UK11.5 L/100 km20.5 mpg US24.6 mpg UK
Cost / 100 km11.73 LC100 km20.13 LC100 km
Cost / 100 mi18.87 LC100 mi32.39 LC100 mi
Annual fuel used1,005 L265 US gal221 UK gal1,725 L456 US gal379 UK gal
Annual fuel cost1,759 LC/year3,019 LC/year

Head-to-head comparisons

AUDI A8 (D5) Facelift 2021 50 TDI V6

  • Has 26 hp more
  • Has 250 Nm more
  • Is 2.2 s quicker from 0-100 km/h
  • Uses 4.8 L/100 km less fuel
  • Has 441 km (274 mi) more estimated range

Pros

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

Cons

  • Heaviest
  • Smallest trunk

AUDI A8 (D2/4D) Facelift 1998 3.7 V8 40V

  • Is 375 kg lighter
  • Has 16 hp/t better power-to-weight
  • Has 20 L more trunk volume

Pros

  • Lightest
  • Best power-to-weight ratio
  • 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 A8 (D5) 50 TDI V6
AUDI A8 (D2/4D) 3.7 V8 40V
Compare selected cars
2 vehicles selected

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AUDI A8 (D5) · Facelift 2021 50 TDI V6 vs AUDI A8 (D2/4D) · Facelift 1998 3.7 V8 40V - car comparison - FastVsFaster