1991 Buick Reatta vs. 2008 Opel Speedster
To start off, 2008 Opel Speedster is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Buick Reatta. In addition, the cost of maintenance, including insurance, on 1991 Buick Reatta would be higher. At 3,791 cc (6 cylinders), 1991 Buick Reatta is equipped with a bigger engine. In terms of performance, 2008 Opel Speedster (197 HP @ 5500 RPM) has 32 more horse power than 1991 Buick Reatta. (165 HP @ 4400 RPM) In normal driving conditions, 2008 Opel Speedster should accelerate faster than 1991 Buick Reatta. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Reatta weights approximately 527 kg more than 2008 Opel Speedster.
Because 2008 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 2008 Opel Speedster. However, in wet, icy, snow, or gravel driving conditions, 1991 Buick Reatta, 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, 1991 Buick Reatta (286 Nm) has 36 more torque (in Nm) than 2008 Opel Speedster. (250 Nm). This means 1991 Buick Reatta will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Speedster. 1991 Buick Reatta has automatic transmission and 2008 Opel Speedster has manual transmission. 2008 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Buick Reatta will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Buick Reatta | 2008 Opel Speedster | |
| Make | Buick | Opel |
| Model | Reatta | Speedster |
| Year Released | 1991 | 2008 |
| Engine Position | Front | Middle |
| Engine Size | 3791 cc | 1996 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 165 HP | 197 HP |
| Engine RPM | 4400 RPM | 5500 RPM |
| Torque | 286 Nm | 250 Nm |
| Engine Bore Size | 96.5 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Top Speed | 200 km/hour | 243 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1532 kg | 1005 kg |
| Vehicle Length | 4670 mm | 3790 mm |
| Vehicle Width | 1860 mm | 1710 mm |
| Vehicle Height | 1310 mm | 1120 mm |
| Wheelbase Size | 2510 mm | 2340 mm |
| Fuel Tank Capacity | 62 L | 36 L |
