1976 Alfa Romeo Navajo vs. 1998 Opel Signum
To start off, 1998 Opel Signum is newer by 22 year(s). Which means there will be less support and parts availability for 1976 Alfa Romeo Navajo. In addition, the cost of maintenance, including insurance, on 1976 Alfa Romeo Navajo would be higher. At 1,995 cc (8 cylinders), 1976 Alfa Romeo Navajo is equipped with a bigger engine. In terms of performance, 1976 Alfa Romeo Navajo (228 HP @ 8800 RPM) has 80 more horse power than 1998 Opel Signum. (148 HP @ 4000 RPM). In normal driving conditions, 1976 Alfa Romeo Navajo should accelerate faster than 1998 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1976 Alfa Romeo Navajo weights approximately 15 kg more than 1998 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1976 Alfa Romeo Navajo 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 1976 Alfa Romeo Navajo. However, in wet, icy, snow, or gravel driving conditions, 1998 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, 1976 Alfa Romeo Navajo (306 Nm @ 7000 RPM) has 121 more torque (in Nm) than 1998 Opel Signum. (185 Nm @ 2000 RPM). This means 1976 Alfa Romeo Navajo will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Signum.
Compare all specifications:
| 1976 Alfa Romeo Navajo | 1998 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | Navajo | Signum |
| Year Released | 1976 | 1998 |
| Engine Position | Middle | Front |
| Engine Size | 1995 cc | 1994 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 228 HP | 148 HP |
| Engine RPM | 8800 RPM | 4000 RPM |
| Torque | 306 Nm | 185 Nm |
| Torque RPM | 7000 RPM | 2000 RPM |
| Engine Bore Size | 78 mm | 82 mm |
| Engine Stroke Size | 52.2 mm | 90.4 mm |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 870 kg | 855 kg |
| Vehicle Length | 3810 mm | 4640 mm |
| Vehicle Width | 1870 mm | 1800 mm |
| Vehicle Height | 1060 mm | 1470 mm |
| Wheelbase Size | 2440 mm | 2530 mm |
