1995 Buick Riviera vs. 2009 Opel Astra
To start off, 2009 Opel Astra is newer by 14 year(s). Which means there will be less support and parts availability for 1995 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1995 Buick Riviera would be higher. At 3,791 cc (6 cylinders), 1995 Buick Riviera is equipped with a bigger engine. In terms of performance, 1995 Buick Riviera (240 HP @ 5200 RPM) has 117 more horse power than 2009 Opel Astra. (123 HP @ 4000 RPM). In normal driving conditions, 1995 Buick Riviera should accelerate faster than 2009 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1995 Buick Riviera weights approximately 302 kg more than 2009 Opel Astra. 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, 1995 Buick Riviera (387 Nm @ 3600 RPM) has 107 more torque (in Nm) than 2009 Opel Astra. (280 Nm @ 2000 RPM). This means 1995 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2009 Opel Astra.
Compare all specifications:
| 1995 Buick Riviera | 2009 Opel Astra | |
| Make | Buick | Opel |
| Model | Riviera | Astra |
| Year Released | 1995 | 2009 |
| Body Type | Coupe | Sedan |
| 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 | 240 HP | 123 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 387 Nm | 280 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Engine Bore Size | 96.5 mm | 82 mm |
| Engine Stroke Size | 86.4 mm | 90.4 mm |
| Engine Compression Ratio | 8.5:1 | 17.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1700 kg | 1398 kg |
| Vehicle Length | 5270 mm | 4260 mm |
| Vehicle Width | 1910 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1470 mm |
