1997 Alfa Romeo 155 vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 6 year(s). Which means there will be less support and parts availability for 1997 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1997 Alfa Romeo 155 would be higher. At 2,958 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (175 HP @ 5500 RPM) has 57 more horse power than 1997 Alfa Romeo 155. (118 HP @ 6300 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1997 Alfa Romeo 155. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 305 kg more than 1997 Alfa Romeo 155. 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 (370 Nm @ 1900 RPM) has 226 more torque (in Nm) than 1997 Alfa Romeo 155. (144 Nm @ 4500 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1997 Alfa Romeo 155.
Compare all specifications:
1997 Alfa Romeo 155 | 2003 Opel Signum | |
Make | Alfa Romeo | Opel |
Model | 155 | Signum |
Year Released | 1997 | 2003 |
Body Type | Sedan | Hatchback |
Engine Position | Front | Front |
Engine Size | 1598 cc | 2958 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 118 HP | 175 HP |
Engine RPM | 6300 RPM | 5500 RPM |
Torque | 144 Nm | 370 Nm |
Torque RPM | 4500 RPM | 1900 RPM |
Fuel Type | Gasoline | Diesel |
Drive Type | Front | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1270 kg | 1575 kg |
Vehicle Length | 4450 mm | 4640 mm |
Vehicle Width | 1710 mm | 1800 mm |
Vehicle Height | 1450 mm | 1470 mm |