Car comparison

AUDI A8 (D2/4D) · Facelift 1998 4.2 V8 40VvsOpel Omega B · Facelift 1999 5.7i V8

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

New comparison

AUDI A8 (D2/4D) · Facelift 1998

4.2 V8 40V

310 hp4172 ccGasolineAWDAutomaticNaturally aspiratedSedan1998-2002
VS

Opel Omega B · Facelift 1999

5.7i V8

310 hp5665 ccGasolineRWDAutomaticNaturally aspiratedSedan2000-2001

Comparison overview

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

Best choices

AUDI A8 (D2/4D) Facelift 1998 4.2 V8 40V

  • Quickest 0-100 km/h
    6.9 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    310 hp
    231 kW
  • Lowest combined fuel consumption
    12.9 L/100 km
    18.2 mpg US
    21.9 mpg UK
  • Lowest highway consumption
    9.1 L/100 km
    25.8 mpg US
    31.0 mpg UK
  • Best estimated range
    698 km
    434 mi
  • Best overall score
    67/100
  • Best performance score
    62/100
  • Best economy score
    72/100
  • Best practicality score
    77/100

Opel Omega B Facelift 1999 5.7i V8

  • Highest torque
    450 Nm
    332 lb-ft
  • Lightest
    1,650 kg
    3,638 lb
  • Best power-to-weight
    188 hp/t
    140 kW/t
    5.3 kg/hp
  • Lowest city consumption
    18.0 L/100 km
    13.1 mpg US
    15.7 mpg UK
  • Largest trunk
    530 L

Specification comparison

Specification comparison
ModelAUDIA8 (D2/4D)Facelift 19984.2 V8 40VOpelOmega BFacelift 19995.7i V8
Power
310hp231kW
310hp231kW
Torque
410Nm302lb-ft
450Nm332lb-ft
Curb weight
1,750kg3,858lb
1,650kg3,638lb
Gross weight
2,350kg5,181lb
2,195kg4,839lb
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
70.9s99% target: 257 km/h / 160 mph
Calculated
70.6s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
6.9s
7.0s
0-200 km/h
21.7s
Calculated
21.8s
Calculated
0-60 mph
6.6s
Calculated
6.7s
Calculated
Fuel consumption
12.9L/100 km18.2mpg US21.9mpg UK
14L/100 km16.8mpg US20.2mpg UK
Fuel consumption city
19.5L/100 km12.1mpg US14.5mpg UK
18L/100 km13.1mpg US15.7mpg UK
Fuel consumption highway
9.1L/100 km25.8mpg US31.0mpg UK
10L/100 km23.5mpg US28.2mpg UK
Quarter mile
14.8s
Calculated
14.9s
Calculated
Power-to-weight
177hp/t132kW/t80hp/1000 lb
Calculated
188hp/t140kW/t85hp/1000 lb
Calculated
Torque-to-weight
234Nm/t157lb-ft/ton
Calculated
273Nm/t182lb-ft/ton
Calculated
Estimated range
698km434mi
Calculated
536km333mi
Calculated
Displacement
4,172cc255cu in
5,665cc346cu in
Length
5,034mm198in
4,898mm193in
Width
1,880mm74in
1,775mm70in
Height
1,440mm57in
1,450mm57in
Wheelbase
2,882mm113in
2,730mm107in
Front track
1,591mm63in
1,514mm60in
Rear track
1,580mm62in
1,528mm60in
Ground clearance-
140mm6in
Trunk volume
525L
530L
Max trunk volume-
830L
Doors
4
4
Seats
5
5
Fuel tank
90L
75L

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 (D2/4D) Facelift 1998 4.2 V8 40VOpel Omega B Facelift 1999 5.7i V8PowerTorque
  • AUDI A8 (D2/4D) Facelift 1998 4.2 V8 40V: Power / Torque
  • Opel Omega B Facelift 1999 5.7i V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA8 (D2/4D)Facelift 19984.2 V8 40V6,200 rpm3,000-4,000 rpm6,450 rpm
OpelOmega BFacelift 19995.7i V85,600 rpm4,400 rpm5,850 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA8 (D2/4D)Facelift 19984.2 V8 40VOpelOmega BFacelift 19995.7i V8
Acceleration checkpoints
0-60 mph
0-97 km/h
6.6 s
6.7 s
0-100 km/h
0-62 mph
6.9 s
7.0 s
0-200 km/h
0-124 mph
21.7 s
21.8 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
2.7 s
2.7 s
330 ft
101 m
6.7 s
6.8 s
1/8 mile
201 m
9.9 s
10.0 s
1000 ft
305 m
12.6 s
12.6 s
1/4 mile
402 m
14.8 s
14.9 s
Trap speed
1/4 mile
402 m
166 km/h
103 mph
165 km/h
103 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA8 (D2/4D)Facelift 19984.2 V8 40V
310 hp
231 kW
OpelOmega BFacelift 19995.7i V8
310 hp
231 kW

Torque comparison

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

Chart data table
VehicleValue
AUDIA8 (D2/4D)Facelift 19984.2 V8 40V
410 Nm
302 lb-ft
OpelOmega BFacelift 19995.7i V8
450 Nm
332 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA8 (D2/4D)Facelift 19984.2 V8 40V
1,750 kg
3,858 lb
OpelOmega BFacelift 19995.7i V8
1,650 kg
3,638 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 (D2/4D)Facelift 19984.2 V8 40V
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
OpelOmega BFacelift 19995.7i V8
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 (D2/4D)Facelift 19984.2 V8 40V6.9 s
OpelOmega BFacelift 19995.7i V87.0 s

The biggest 0-100 km/h difference is between AUDI A8 (D2/4D) Facelift 1998 4.2 V8 40V and Opel Omega B Facelift 1999 5.7i V8: 0.1 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 (D2/4D)Facelift 19984.2 V8 40V
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
OpelOmega BFacelift 19995.7i V8
14.0 L/100 km
16.8 mpg US
20.2 mpg UK

The biggest fuel consumption difference is between AUDI A8 (D2/4D) Facelift 1998 4.2 V8 40V and Opel Omega B Facelift 1999 5.7i V8: 1.1 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
AUDIA8 (D2/4D)Facelift 19984.2 V8 40V
177 hp/t
132 kW/t
5.6 kg/hp
OpelOmega BFacelift 19995.7i V8
188 hp/t
140 kW/t
5.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA8 (D2/4D)Facelift 19984.2 V8 40V
698 km
434 mi
OpelOmega BFacelift 19995.7i V8
536 km
333 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA8 (D2/4D)Facelift 19984.2 V8 40V
310 hp
231 kW
6.9 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
OpelOmega BFacelift 19995.7i V8
310 hp
231 kW
7.0 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 (D2/4D)Facelift 19984.2 V8 40V
Power
310 hp
231 kW
0-100 km/h6.9 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
1,440 mm
56.7 in
OpelOmega BFacelift 19995.7i V8
Power
310 hp
231 kW
0-100 km/h7.0 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
4,898 mm
192.8 in
Height
1,450 mm
57.1 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 (D2/4D)Facelift 19984.2 V8 40V
Power
310 hp
231 kW
0-100 km/h6.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
OpelOmega BFacelift 19995.7i V8
Power
310 hp
231 kW
0-100 km/h7.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
14.0 L/100 km
16.8 mpg US
20.2 mpg UK

AUDI A8 (D2/4D) Facelift 1998 4.2 V8 40V 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 (D2/4D)Facelift 19984.2 V8 40V
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
6.9 s
OpelOmega BFacelift 19995.7i V8
14.0 L/100 km
16.8 mpg US
20.2 mpg UK
7.0 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 (D2/4D)Facelift 19984.2 V8 40V
177 hp/t
132 kW/t
5.6 kg/hp
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
OpelOmega BFacelift 19995.7i V8
188 hp/t
140 kW/t
5.3 kg/hp
14.0 L/100 km
16.8 mpg US
20.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA8 (D2/4D)Facelift 19984.2 V8 40VOpelOmega BFacelift 19995.7i V8
Power
310 hp
231 kW
310 hp
231 kW
Torque
410 Nm
302 lb-ft
450 Nm
332 lb-ft
Acceleration
6.9 s
7.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,750 kg
3,858 lb
1,650 kg
3,638 lb
Fuel consumption
12.9 L/100 km
18.2 mpg US
21.9 mpg UK
14.0 L/100 km
16.8 mpg US
20.2 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
5,034 mm
198.2 in
Height
1,440 mm
56.7 in
Doors/seats
4 doors
5 seats
Trunk
530 L
18.7 cu ft
Length
4,898 mm
192.8 in
Height
1,450 mm
57.1 in
Range score
698 km
434 mi
536 km
333 mi
Trunk score
525 L
18.5 cu ft
530 L
18.7 cu ft
Power-to-weight score
177 hp/t
132 kW/t
5.6 kg/hp
188 hp/t
140 kW/t
5.3 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 (D2/4D) Facelift 1998 4.2 V8 40VOpel Omega B Facelift 1999 5.7i V8
Consumption12.9 L/100 km18.2 mpg US21.9 mpg UK14 L/100 km16.8 mpg US20.2 mpg UK
Cost / 100 km22.58 LC100 km24.50 LC100 km
Cost / 100 mi36.33 LC100 mi39.43 LC100 mi
Annual fuel used1,935 L511 US gal426 UK gal2,100 L555 US gal462 UK gal
Annual fuel cost3,386 LC/year3,675 LC/year

Head-to-head comparisons

AUDI A8 (D2/4D) Facelift 1998 4.2 V8 40V

  • Is 0.1 s quicker from 0-100 km/h
  • Uses 1.1 L/100 km less fuel
  • Has 162 km (101 mi) more estimated range

Pros

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

Cons

  • Heaviest
  • Smallest trunk

Opel Omega B Facelift 1999 5.7i V8

  • Has 40 Nm more
  • Is 100 kg lighter
  • Has 11 hp/t better power-to-weight
  • Has 5 L more trunk volume

Pros

  • Highest torque
  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A8 (D2/4D) 4.2 V8 40V
Opel Omega B 5.7i V8
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2 vehicles selected

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