1974 Fiat 133 vs. 2002 Opel Signum
To start off, 2002 Opel Signum is newer by 28 year(s). Which means there will be less support and parts availability for 1974 Fiat 133. In addition, the cost of maintenance, including insurance, on 1974 Fiat 133 would be higher. At 1,995 cc (4 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (100 HP @ 3120 RPM) has 66 more horse power than 1974 Fiat 133. (34 HP @ 4800 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 1974 Fiat 133. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 905 kg more than 1974 Fiat 133. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1974 Fiat 133 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 1974 Fiat 133. However, in wet, icy, snow, or gravel driving conditions, 2002 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, 2002 Opel Signum (230 Nm @ 1500 RPM) has 176 more torque (in Nm) than 1974 Fiat 133. (54 Nm @ 3200 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1974 Fiat 133.
Compare all specifications:
| 1974 Fiat 133 | 2002 Opel Signum | |
| Make | Fiat | Opel |
| Model | 133 | Signum |
| Year Released | 1974 | 2002 |
| Engine Position | Rear | Front |
| Engine Size | 842 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 34 HP | 100 HP |
| Engine RPM | 4800 RPM | 3120 RPM |
| Torque | 54 Nm | 230 Nm |
| Torque RPM | 3200 RPM | 1500 RPM |
| Engine Bore Size | 65 mm | 84 mm |
| Engine Stroke Size | 68 mm | 90 mm |
| Engine Compression Ratio | 7.9:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Vehicle Weight | 690 kg | 1595 kg |
| Vehicle Length | 3460 mm | 4640 mm |
| Vehicle Width | 1430 mm | 1720 mm |
| Vehicle Height | 1330 mm | 1470 mm |
| Wheelbase Size | 2030 mm | 2610 mm |
