1991 Buick Reatta vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 13 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, 1991 Buick Reatta (165 HP @ 4400 RPM) has 42 more horse power than 2004 Opel Vectra. (123 HP @ 6000 RPM). In normal driving conditions, 1991 Buick Reatta should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Reatta weights approximately 152 kg more than 2004 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1991 Buick Reatta (286 Nm) has 121 more torque (in Nm) than 2004 Opel Vectra. (165 Nm). This means 1991 Buick Reatta will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra. 1991 Buick Reatta has automatic transmission and 2004 Opel Vectra has manual transmission. 2004 Opel Vectra 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 | 2004 Opel Vectra | |
| Make | Buick | Opel |
| Model | Reatta | Vectra |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 165 HP | 123 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 286 Nm | 165 Nm |
| Engine Bore Size | 96.5 mm | 80.5 mm |
| Engine Stroke Size | 86.4 mm | 88.2 mm |
| Top Speed | 200 km/hour | 205 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1532 kg | 1380 kg |
| Vehicle Length | 4670 mm | 4600 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1310 mm | 1470 mm |
| Wheelbase Size | 2510 mm | 2710 mm |
| Fuel Tank Capacity | 62 L | 61 L |
