1999 Buick Century vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Buick Century. In addition, the cost of maintenance, including insurance, on 1999 Buick Century would be higher. At 3,134 cc (6 cylinders), 1999 Buick Century is equipped with a bigger engine. In terms of performance, 1999 Buick Century (165 HP @ 5200 RPM) has 76 more horse power than 2007 Opel Astra. (89 HP @ 5600 RPM). In normal driving conditions, 1999 Buick Century should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1999 Buick Century weights approximately 290 kg more than 2007 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, 1999 Buick Century (251 Nm @ 4000 RPM) has 126 more torque (in Nm) than 2007 Opel Astra. (125 Nm @ 4000 RPM). This means 1999 Buick Century will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 1999 Buick Century | 2007 Opel Astra | |
| Make | Buick | Opel |
| Model | Century | Astra |
| Year Released | 1999 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3134 cc | 1362 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 165 HP | 89 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 251 Nm | 125 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 89 mm | 73.4 mm |
| Engine Stroke Size | 84 mm | 80.6 mm |
| Engine Compression Ratio | 9.6:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1520 kg | 1230 kg |
| Vehicle Length | 4950 mm | 4300 mm |
| Vehicle Width | 1850 mm | 1760 mm |
| Vehicle Height | 1440 mm | 1440 mm |
| Wheelbase Size | 2780 mm | 2620 mm |
| Fuel Consumption Overall | 9.8 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 64 L | 52 L |
