2003 Fiat Siena vs. 1988 Opel Vectra
To start off, 2003 Fiat Siena is newer by 15 year(s). Which means there will be less support and parts availability for 1988 Opel Vectra. In addition, the cost of maintenance, including insurance, on 1988 Opel Vectra would be higher. At 1,699 cc (4 cylinders), 1988 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Fiat Siena (59 HP @ 5200 RPM) has 3 more horse power than 1988 Opel Vectra. (56 HP @ 4600 RPM). In normal driving conditions, 2003 Fiat Siena should accelerate faster than 1988 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1988 Opel Vectra weights approximately 42 kg more than 2003 Fiat Siena.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1988 Opel Vectra (104 Nm @ 2400 RPM) has 1 more torque (in Nm) than 2003 Fiat Siena. (103 Nm @ 2500 RPM). This means 1988 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2003 Fiat Siena.
Compare all specifications:
| 2003 Fiat Siena | 1988 Opel Vectra | |
| Make | Fiat | Opel |
| Model | Siena | Vectra |
| Year Released | 2003 | 1988 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1301 cc | 1699 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 56 HP |
| Engine RPM | 5200 RPM | 4600 RPM |
| Torque | 103 Nm | 104 Nm |
| Torque RPM | 2500 RPM | 2400 RPM |
| Engine Bore Size | 70.8 mm | 82.5 mm |
| Engine Stroke Size | 78.9 mm | 79.5 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1040 kg | 1082 kg |
| Vehicle Length | 4110 mm | 4440 mm |
| Vehicle Width | 1630 mm | 1710 mm |
| Vehicle Height | 1470 mm | 1400 mm |
| Wheelbase Size | 2380 mm | 2600 mm |
