2006 Opel Astra vs. 2003 Opel Signum

To start off, 2006 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 3,173 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (208 HP @ 6200 RPM) has 119 more horse power than 2006 Opel Astra. (89 HP @ 5600 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 330 kg more than 2006 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2003 Opel Signum (300 Nm @ 4000 RPM) has 175 more torque (in Nm) than 2006 Opel Astra. (125 Nm @ 4000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.

Compare all specifications:

2006 Opel Astra 2003 Opel Signum
Make Opel Opel
Model Astra Signum
Year Released 2006 2003
Body Type Station Wagon Hatchback
Engine Position Front Front
Engine Size 1364 cc 3173 cc
Engine Cylinders 4 cylinders 6 cylinders
Engine Type in-line V
Valves per Cylinder 4 valves 4 valves
Horse Power 89 HP 208 HP
Engine RPM 5600 RPM 6200 RPM
Torque 125 Nm 300 Nm
Torque RPM 4000 RPM 4000 RPM
Engine Bore Size 73.5 mm 87.5 mm
Engine Stroke Size 80.6 mm 88 mm
Engine Compression Ratio 10.5:1 10.0:1
Fuel Type Gasoline - Premium Gasoline - Premium
Drive Type Front Front
Transmission Type Manual Manual
Number of Seats 5 seats 5 seats
Number of Doors 5 doors 5 doors
Vehicle Weight 1280 kg 1610 kg
Vehicle Length 4520 mm 4640 mm
Vehicle Width 2000 mm 1800 mm
Vehicle Height 1510 mm 1470 mm
Wheelbase Size 2710 mm 2740 mm
Fuel Consumption Overall 6.3 L/100km 10.1 L/100km
Fuel Tank Capacity 52 L 52 L


 

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