2005 Buick Rendezvous vs. 2004 Opel Astra
To start off, 2005 Buick Rendezvous is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Astra. In addition, the cost of maintenance, including insurance, on 2004 Opel Astra would be higher. At 3,343 cc (6 cylinders), 2005 Buick Rendezvous is equipped with a bigger engine. In terms of performance, 2005 Buick Rendezvous (183 HP @ 5200 RPM) has 60 more horse power than 2004 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2005 Buick Rendezvous should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick Rendezvous weights approximately 470 kg more than 2004 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Buick Rendezvous is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2005 Buick Rendezvous will offer significantly more control. 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 Rendezvous (285 Nm @ 4000 RPM) has 115 more torque (in Nm) than 2004 Opel Astra. (170 Nm @ 3800 RPM). This means 2005 Buick Rendezvous will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra.
Compare all specifications:
| 2005 Buick Rendezvous | 2004 Opel Astra | |
| Make | Buick | Opel |
| Model | Rendezvous | Astra |
| Year Released | 2005 | 2004 |
| Body Type | Crossover | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3343 cc | 1795 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 183 HP | 123 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 285 Nm | 170 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 91 mm | 80.5 mm |
| Engine Stroke Size | 84 mm | 88.2 mm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1820 kg | 1350 kg |
| Vehicle Length | 4750 mm | 4520 mm |
| Vehicle Width | 1880 mm | 1800 mm |
| Vehicle Height | 1760 mm | 1510 mm |
| Wheelbase Size | 2860 mm | 2710 mm |
| Fuel Tank Capacity | 68 L | 52 L |
