2005 Buick Century vs. 2005 Opel Astra
To start off, both 2005 Buick Century and 2005 Opel Astra were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,135 cc (6 cylinders), 2005 Buick Century is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (198 HP @ 5600 RPM) has 22 more horse power than 2005 Buick Century. (176 HP @ 5200 RPM) In normal driving conditions, 2005 Opel Astra should accelerate faster than 2005 Buick Century. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 250 kg more than 2005 Buick Century. 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, 2005 Buick Century (264 Nm @ 4000 RPM) has 14 more torque (in Nm) than 2005 Opel Astra. (250 Nm @ 1950 RPM). This means 2005 Buick Century will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2005 Buick Century has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Buick Century will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Buick Century | 2005 Opel Astra | |
| Make | Buick | Opel |
| Model | Century | Astra |
| Year Released | 2005 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3135 cc | 1979 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 176 HP | 198 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 264 Nm | 250 Nm |
| Torque RPM | 4000 RPM | 1950 RPM |
| Engine Bore Size | 89 mm | 86 mm |
| Engine Stroke Size | 84 mm | 86 mm |
| Engine Compression Ratio | 9.6:1 | 8.8:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1520 kg | 1770 kg |
| Wheelbase Size | 2780 mm | 2840 mm |
| Fuel Consumption Overall | 9.8 L/100km | 9 L/100km |
| Fuel Tank Capacity | 64 L | 52 L |
