2005 Alfa Romeo GTV vs. 2003 Opel Signum
To start off, 2005 Alfa Romeo GTV is newer by 2 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 1,970 cc (4 cylinders), 2005 Alfa Romeo GTV is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo GTV (163 HP @ 6200 RPM) has 38 more horse power than 2003 Opel Signum. (125 HP @ 6000 RPM). In normal driving conditions, 2005 Alfa Romeo GTV should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo GTV weights approximately 60 kg more than 2003 Opel Signum. 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, 2005 Alfa Romeo GTV (206 Nm @ 3250 RPM) has 39 more torque (in Nm) than 2003 Opel Signum. (167 Nm @ 3800 RPM). This means 2005 Alfa Romeo GTV will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2005 Alfa Romeo GTV | 2003 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | GTV | Signum |
| Year Released | 2005 | 2003 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 163 HP | 125 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 206 Nm | 167 Nm |
| Torque RPM | 3250 RPM | 3800 RPM |
| Engine Bore Size | 83 mm | 80.6 mm |
| Engine Stroke Size | 91 mm | 88.2 mm |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1445 kg | 1385 kg |
| Vehicle Length | 4310 mm | 4640 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1320 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2500 mm |
| Fuel Consumption Overall | 9.2 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 70 L | 58 L |
