2003 Opel Signum vs. 1976 Pontiac Grand Safari
To start off, 2003 Opel Signum is newer by 27 year(s). Which means there will be less support and parts availability for 1976 Pontiac Grand Safari. In addition, the cost of maintenance, including insurance, on 1976 Pontiac Grand Safari would be higher. At 4,942 cc (8 cylinders), 1976 Pontiac Grand Safari is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (175 HP @ 5500 RPM) has 37 more horse power than 1976 Pontiac Grand Safari. (138 HP @ 3600 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 1976 Pontiac Grand Safari. With that said, vehicle weight also plays an important factor in acceleration. 1976 Pontiac Grand Safari weights approximately 295 kg more than 2003 Opel Signum.
Because 1976 Pontiac Grand Safari 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 Pontiac Grand Safari. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Opel Signum (370 Nm @ 1900 RPM) has 50 more torque (in Nm) than 1976 Pontiac Grand Safari. (320 Nm @ 2000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1976 Pontiac Grand Safari.
Compare all specifications:
| 2003 Opel Signum | 1976 Pontiac Grand Safari | |
| Make | Opel | Pontiac |
| Model | Signum | Grand Safari |
| Year Released | 2003 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 4942 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 175 HP | 138 HP |
| Engine RPM | 5500 RPM | 3600 RPM |
| Torque | 370 Nm | 320 Nm |
| Torque RPM | 1900 RPM | 2000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Vehicle Weight | 1575 kg | 1870 kg |
| Vehicle Length | 4640 mm | 5450 mm |
| Vehicle Width | 1800 mm | 2020 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2840 mm | 2950 mm |
