1966 Fiat Cabriolet vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 37 year(s). Which means there will be less support and parts availability for 1966 Fiat Cabriolet. In addition, the cost of maintenance, including insurance, on 1966 Fiat Cabriolet would be higher. At 1,796 cc (4 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (125 HP @ 6000 RPM) has 63 more horse power than 1966 Fiat Cabriolet. (62 HP @ 5300 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1966 Fiat Cabriolet. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 495 kg more than 1966 Fiat Cabriolet. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1966 Fiat Cabriolet 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 1966 Fiat Cabriolet. 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 (167 Nm @ 3800 RPM) has 73 more torque (in Nm) than 1966 Fiat Cabriolet. (94 Nm @ 4000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1966 Fiat Cabriolet.
Compare all specifications:
| 1966 Fiat Cabriolet | 2003 Opel Signum | |
| Make | Fiat | Opel |
| Model | Cabriolet | Signum |
| Year Released | 1966 | 2003 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1221 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 62 HP | 125 HP |
| Engine RPM | 5300 RPM | 6000 RPM |
| Torque | 94 Nm | 167 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 76 mm | 80.6 mm |
| Engine Stroke Size | 71.5 mm | 88.2 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 890 kg | 1385 kg |
| Vehicle Length | 4040 mm | 4640 mm |
| Vehicle Width | 1530 mm | 1800 mm |
| Vehicle Height | 1310 mm | 1470 mm |
| Wheelbase Size | 2350 mm | 2500 mm |
| Fuel Tank Capacity | 37 L | 58 L |
