2004 Alfa Romeo 156 vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 1,910 cc (4 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (173 HP @ 5500 RPM) has 25 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 25 kg more than 2005 Opel Signum.
Because 2004 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156 will offer significantly more control. 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, 2004 Alfa Romeo 156 (300 Nm @ 2000 RPM) has 35 more torque (in Nm) than 2005 Opel Signum. (265 Nm @ 2500 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum.
Compare all specifications:
2004 Alfa Romeo 156 | 2005 Opel Signum | |
Make | Alfa Romeo | Opel |
Model | 156 | Signum |
Year Released | 2004 | 2005 |
Body Type | Sedan | Hatchback |
Engine Position | Front | Front |
Engine Size | 1910 cc | 1908 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 148 HP | 173 HP |
Engine RPM | 4000 RPM | 5500 RPM |
Torque | 300 Nm | 265 Nm |
Torque RPM | 2000 RPM | 2500 RPM |
Engine Bore Size | 82 mm | 86 mm |
Engine Stroke Size | 90.4 mm | 86 mm |
Engine Compression Ratio | 18.5:1 | 9.5:1 |
Fuel Type | Diesel | Gasoline - Premium |
Acceleration 0-100mph | 10.5 seconds | 9.4 seconds |
Drive Type | 4WD | Front |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1585 kg | 1560 kg |
Vehicle Length | 4450 mm | 4640 mm |
Vehicle Width | 1770 mm | 1800 mm |
Vehicle Height | 1480 mm | 1470 mm |
Wheelbase Size | 2600 mm | 2620 mm |
Fuel Consumption Overall | 7.1 L/100km | 9.2 L/100km |
Fuel Tank Capacity | 50 L | 60 L |