1973 Alfa Romeo GTV vs. 2001 Opel Signum
To start off, 2001 Opel Signum is newer by 28 year(s). Which means there will be less support and parts availability for 1973 Alfa Romeo GTV. In addition, the cost of maintenance, including insurance, on 1973 Alfa Romeo GTV would be higher. At 2,958 cc (6 cylinders), 2001 Opel Signum is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (175 HP @ 4000 RPM) has 44 more horse power than 1973 Alfa Romeo GTV. (131 HP @ 5500 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 1973 Alfa Romeo GTV. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 630 kg more than 1973 Alfa Romeo GTV. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 Alfa Romeo GTV is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1973 Alfa Romeo GTV. However, in wet, icy, snow, or gravel driving conditions, 2001 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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, 2001 Opel Signum (370 Nm @ 1900 RPM) has 188 more torque (in Nm) than 1973 Alfa Romeo GTV. (182 Nm @ 3500 RPM). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1973 Alfa Romeo GTV.
Compare all specifications:
| 1973 Alfa Romeo GTV | 2001 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | GTV | Signum |
| Year Released | 1973 | 2001 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1962 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 131 HP | 175 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 182 Nm | 370 Nm |
| Torque RPM | 3500 RPM | 1900 RPM |
| Engine Bore Size | 84 mm | 87.5 mm |
| Engine Stroke Size | 88.5 mm | 82 mm |
| Engine Compression Ratio | 9.0:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1040 kg | 1670 kg |
| Vehicle Length | 4110 mm | 4640 mm |
| Vehicle Width | 1590 mm | 1800 mm |
| Vehicle Height | 1330 mm | 1470 mm |
| Wheelbase Size | 2360 mm | 2710 mm |
| Fuel Tank Capacity | 46 L | 60 L |
