2003 Alfa Romeo 156 vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 2,171 cc (4 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (138 HP @ 6200 RPM) has 14 more horse power than 2005 Opel Signum. (124 HP @ 3250 RPM). In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 270 kg more than 2003 Alfa Romeo 156.
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, 2005 Opel Signum (280 Nm @ 1500 RPM) has 116 more torque (in Nm) than 2003 Alfa Romeo 156. (164 Nm @ 3900 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
2003 Alfa Romeo 156 | 2005 Opel Signum | |
Make | Alfa Romeo | Opel |
Model | 156 | Signum |
Year Released | 2003 | 2005 |
Body Type | Sedan | Hatchback |
Engine Position | Front | Front |
Engine Size | 1774 cc | 2171 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 138 HP | 124 HP |
Engine RPM | 6200 RPM | 3250 RPM |
Torque | 164 Nm | 280 Nm |
Torque RPM | 3900 RPM | 1500 RPM |
Engine Bore Size | 82 mm | 84 mm |
Engine Stroke Size | 82.7 mm | 98 mm |
Fuel Type | Gasoline - Premium | Diesel |
Top Speed | 208 km/hour | 201 km/hour |
Drive Type | Front | Front |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1340 kg | 1610 kg |
Vehicle Length | 4440 mm | 4640 mm |
Vehicle Width | 1750 mm | 1800 mm |
Vehicle Height | 1400 mm | 1470 mm |
Wheelbase Size | 2600 mm | 2710 mm |
Fuel Consumption Overall | 8.5 L/100km | 6.3 L/100km |
Fuel Tank Capacity | 63 L | 60 L |