1983 Bitter SC vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 21 year(s). Which means there will be less support and parts availability for 1983 Bitter SC. In addition, the cost of maintenance, including insurance, on 1983 Bitter SC would be higher. At 2,968 cc (6 cylinders), 1983 Bitter SC is equipped with a bigger engine. In terms of performance, 1983 Bitter SC (177 HP @ 5800 RPM) has 54 more horse power than 2004 Opel Signum. (123 HP @ 6000 RPM). In normal driving conditions, 1983 Bitter SC should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 130 kg more than 1983 Bitter SC.
Because 1983 Bitter SC 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 1983 Bitter SC. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 1983 Bitter SC (248 Nm @ 4200 RPM) has 81 more torque (in Nm) than 2004 Opel Signum. (167 Nm @ 3800 RPM). This means 1983 Bitter SC will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 1983 Bitter SC | 2004 Opel Signum | |
| Make | Bitter | Opel |
| Model | SC | Signum |
| Year Released | 1983 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2968 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 177 HP | 123 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 248 Nm | 167 Nm |
| Torque RPM | 4200 RPM | 3800 RPM |
| Engine Bore Size | 95 mm | 80.5 mm |
| Engine Stroke Size | 69.8 mm | 88.2 mm |
| Engine Compression Ratio | 9.4:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1350 kg | 1480 kg |
| Vehicle Length | 4920 mm | 4640 mm |
| Vehicle Width | 1830 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2690 mm | 2640 mm |
| Fuel Tank Capacity | 75 L | 60 L |
