2006 Opel Speedster vs. 1981 Renault Siete
To start off, 2006 Opel Speedster is newer by 25 year(s). Which means there will be less support and parts availability for 1981 Renault Siete. In addition, the cost of maintenance, including insurance, on 1981 Renault Siete would be higher. At 1,998 cc (4 cylinders), 2006 Opel Speedster is equipped with a bigger engine. In terms of performance, 2006 Opel Speedster (197 HP) has 153 more horse power than 1981 Renault Siete. (44 HP). In normal driving conditions, 2006 Opel Speedster should accelerate faster than 1981 Renault Siete. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Speedster weights approximately 190 kg more than 1981 Renault Siete. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Opel Speedster 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 2006 Opel Speedster. However, in wet, icy, snow, or gravel driving conditions, 1981 Renault Siete, 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, 2006 Opel Speedster (250 Nm @ 1950 RPM) has 166 more torque (in Nm) than 1981 Renault Siete. (84 Nm @ 2000 RPM). This means 2006 Opel Speedster will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault Siete.
Compare all specifications:
| 2006 Opel Speedster | 1981 Renault Siete | |
| Make | Opel | Renault |
| Model | Speedster | Siete |
| Year Released | 2006 | 1981 |
| Engine Position | Middle | Front |
| Engine Size | 1998 cc | 1108 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 197 HP | 44 HP |
| Torque | 250 Nm | 84 Nm |
| Torque RPM | 1950 RPM | 2000 RPM |
| Engine Bore Size | 86.1 mm | 70 mm |
| Engine Stroke Size | 86 mm | 72 mm |
| Engine Compression Ratio | 8.8:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1005 kg | 815 kg |
| Vehicle Length | 3790 mm | 3900 mm |
| Vehicle Width | 1710 mm | 1530 mm |
| Vehicle Height | 1120 mm | 1430 mm |
| Wheelbase Size | 2340 mm | 2540 mm |
