2002 Opel Astra vs. 2011 Buick Regal
To start off, 2011 Buick Regal is newer by 9 year(s). Which means there will be less support and parts availability for 2002 Opel Astra. In addition, the cost of maintenance, including insurance, on 2002 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 93 more horse power than 2002 Opel Astra. (89 HP @ 6000 RPM) In normal driving conditions, 2011 Buick Regal should accelerate faster than 2002 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2011 Buick Regal weights approximately 439 kg more than 2002 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 106 more torque (in Nm) than 2002 Opel Astra. (127 Nm @ 4000 RPM). This means 2011 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Astra. 2011 Buick Regal has automatic transmission and 2002 Opel Astra has manual transmission. 2002 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Buick Regal will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Opel Astra | 2011 Buick Regal | |
| Make | Opel | Buick |
| Model | Astra | Regal |
| Year Released | 2002 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1389 cc | 2400 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 89 HP | 182 HP |
| Engine RPM | 6000 RPM | 6700 RPM |
| Torque | 127 Nm | 233 Nm |
| Torque RPM | 4000 RPM | 4900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1194 kg | 1633 kg |
| Vehicle Length | 4300 mm | 4831 mm |
| Vehicle Width | 1720 mm | 1857 mm |
| Vehicle Height | 1470 mm | 1483 mm |
| Wheelbase Size | 2620 mm | 2738 mm |
