1970 Holden Torana vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 33 year(s). Which means there will be less support and parts availability for 1970 Holden Torana. In addition, the cost of maintenance, including insurance, on 1970 Holden Torana would be higher. At 3,175 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (209 HP @ 6200 RPM) has 51 more horse power than 1970 Holden Torana. (158 HP @ 5200 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1970 Holden Torana. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 519 kg more than 1970 Holden Torana. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1970 Holden Torana 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 1970 Holden Torana. 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 (300 Nm @ 4000 RPM) has 45 more torque (in Nm) than 1970 Holden Torana. (255 Nm @ 3600 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1970 Holden Torana.
Compare all specifications:
| 1970 Holden Torana | 2003 Opel Signum | |
| Make | Holden | Opel |
| Model | Torana | Signum |
| Year Released | 1970 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3034 cc | 3175 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 209 HP |
| Engine RPM | 5200 RPM | 6200 RPM |
| Torque | 255 Nm | 300 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Vehicle Weight | 1026 kg | 1545 kg |
| Vehicle Length | 4380 mm | 4640 mm |
| Vehicle Width | 1610 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2840 mm |
