1951 Holden FX vs. 2001 Opel Signum
To start off, 2001 Opel Signum is newer by 50 year(s). Which means there will be less support and parts availability for 1951 Holden FX. In addition, the cost of maintenance, including insurance, on 1951 Holden FX would be higher. At 2,171 cc (4 cylinders), 2001 Opel Signum is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (125 HP @ 3250 RPM) has 74 more horse power than 1951 Holden FX. (51 HP @ 3800 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 1951 Holden FX. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 640 kg more than 1951 Holden FX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1951 Holden FX 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 1951 Holden FX. 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 (280 Nm @ 1500 RPM) has 144 more torque (in Nm) than 1951 Holden FX. (136 Nm @ 2000 RPM). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1951 Holden FX. 2001 Opel Signum has automatic transmission and 1951 Holden FX has manual transmission. 1951 Holden FX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1951 Holden FX | 2001 Opel Signum | |
| Make | Holden | Opel |
| Model | FX | Signum |
| Year Released | 1951 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 2166 cc | 2171 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 51 HP | 125 HP |
| Engine RPM | 3800 RPM | 3250 RPM |
| Torque | 136 Nm | 280 Nm |
| Torque RPM | 2000 RPM | 1500 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 970 kg | 1610 kg |
| Vehicle Length | 4380 mm | 4640 mm |
| Vehicle Width | 1710 mm | 1800 mm |
| Vehicle Height | 1580 mm | 1470 mm |
| Wheelbase Size | 2620 mm | 2840 mm |
