1978 Alfa Romeo Alfetta vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 25 year(s). Which means there will be less support and parts availability for 1978 Alfa Romeo Alfetta. In addition, the cost of maintenance, including insurance, on 1978 Alfa Romeo Alfetta would be higher. At 1,796 cc (4 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 1978 Alfa Romeo Alfetta (144 HP @ 6500 RPM) has 19 more horse power than 2003 Opel Signum. (125 HP @ 6000 RPM). In normal driving conditions, 1978 Alfa Romeo Alfetta should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 35 kg more than 1978 Alfa Romeo Alfetta.
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, 1978 Alfa Romeo Alfetta (169 Nm @ 3500 RPM) has 2 more torque (in Nm) than 2003 Opel Signum. (167 Nm @ 3800 RPM). This means 1978 Alfa Romeo Alfetta will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
1978 Alfa Romeo Alfetta | 2003 Opel Signum | |
Make | Alfa Romeo | Opel |
Model | Alfetta | Signum |
Year Released | 1978 | 2003 |
Engine Position | Front | Front |
Engine Size | 1747 cc | 1796 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 144 HP | 125 HP |
Engine RPM | 6500 RPM | 6000 RPM |
Torque | 169 Nm | 167 Nm |
Torque RPM | 3500 RPM | 3800 RPM |
Engine Bore Size | 82 mm | 80.6 mm |
Engine Stroke Size | 82.7 mm | 88.2 mm |
Engine Compression Ratio | 10.3:1 | 10.5:1 |
Drive Type | Front | Front |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1350 kg | 1385 kg |
Vehicle Length | 4290 mm | 4640 mm |
Vehicle Width | 1790 mm | 1800 mm |
Vehicle Height | 1320 mm | 1470 mm |
Wheelbase Size | 2550 mm | 2500 mm |
Fuel Tank Capacity | 70 L | 58 L |