Comparisons / Comparison of Opel Omega B (facelift 1999) 5.7i V8 Automatic and Porsche 928 5.4 GTS

Comparison of Opel Omega B (facelift 1999) 5.7i V8 Automatic and Porsche 928 5.4 GTS [S]ave

Attribute
Opel Omega B (facelift 1999) 5.7i V8 Automatic ×
Porsche 928 5.4 GTS ×
General
MakeOpelPorsche
ModelOmega928
GenerationOmega B (facelift 1999)928
Modification5.7i V8 Automatic5.4 GTS
Websitehttps://www.opel.com/https://www.porsche.com/
Number of doors42
Number of seats52
Body typeSedanCoupe
Transmissionautomaticmanual
Number of gears45
Production from (year)20001991
Production to (year)20011995
Performance
Top speed (km/h)250275
Acceleration 0-100 km/h (s)75.7
City consumption (l/100km)1820.8
Extra-urban consumption (l/100km)109.8
Combined consumption (l/100km)1412
Drive
DriveRear wheel driveRear wheel drive
Position of engineFront,ongitudinal-
FuelPetrol (Gasoline)Petrol (Gasoline)
Max. power (hp)310350
Max. torque (Nm)450500
Fuel Engine
Number of cylinders88
Cylinders arrangementV engineV engine
Valves per cylinder24
Engine displacement (cm³)5,6655,397
Compression ratio10.110.4
Max. power @ rpm (rpm)5,6005,700
Max. torque @ rpm (rpm)4,4004,250
Cylinder bore (mm)99100
Piston stroke (mm)9285.9
Fuel systemMulti-point injectionMulti-point injection
Valve control-Dohc
Fuel tank (l)7586
Chassis
ABS++
Front wheel suspensionHelical springIndependent, spring
Rear wheel suspensionHelical springIndependent, spring
Steering typeSteering rack-
Power steeringHydraulic SteeringHydraulic Steering
Front brakesVentilated discsVentilated discs
Rear brakesDiscDisc
Tires size
  • 235/45 R17
  • 255/40 R17
Dimensions
Length (mm)4,8984,520
Width (mm)1,7751,890
Height (mm)1,4501,280
Wheelbase (mm)2,7302,500
Kerb weight (kg)1,6501,620
Gross weight (kg)2,1951,960
Minimum boot space (l)530200
Maximum boot space (l)830400
Front track (mm)1,5141,550
Rear track (mm)1,5281,615
Ride height (mm)140-
Drag coefficient (Cd)0.32-



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