2011 Buick Regal vs. 2001 Opel Astra
To start off, 2011 Buick Regal is newer by 10 year(s). Which means there will be less support and parts availability for 2001 Opel Astra. In addition, the cost of maintenance, including insurance, on 2001 Opel Astra would be higher. At 2,400 cc (4 cylinders), 2011 Buick Regal is equipped with a bigger engine. In terms of performance, 2011 Buick Regal (182 HP @ 6700 RPM) has 40 more horse power than 2001 Opel Astra. (142 HP @ 5600 RPM). In normal driving conditions, 2011 Buick Regal should accelerate faster than 2001 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2011 Buick Regal weights approximately 453 kg more than 2001 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, 2011 Buick Regal (233 Nm @ 4900 RPM) has 30 more torque (in Nm) than 2001 Opel Astra. (203 Nm @ 4000 RPM). This means 2011 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Astra.
Compare all specifications:
| 2011 Buick Regal | 2001 Opel Astra | |
| Make | Buick | Opel |
| Model | Regal | Astra |
| Year Released | 2011 | 2001 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2400 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 182 HP | 142 HP |
| Engine RPM | 6700 RPM | 5600 RPM |
| Torque | 233 Nm | 203 Nm |
| Torque RPM | 4900 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1633 kg | 1180 kg |
| Vehicle Length | 4831 mm | 4260 mm |
| Vehicle Width | 1857 mm | 1720 mm |
| Vehicle Height | 1483 mm | 1430 mm |
| Wheelbase Size | 2738 mm | 2610 mm |
| Fuel Tank Capacity | 68 L | 52 L |
