2004 Buick Rendezvous vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Buick Rendezvous. In addition, the cost of maintenance, including insurance, on 2004 Buick Rendezvous would be higher. At 3,343 cc (6 cylinders), 2004 Buick Rendezvous is equipped with a bigger engine. In terms of performance, 2004 Buick Rendezvous (185 HP @ 5200 RPM) has 37 more horse power than 2006 Opel Astra. (148 HP @ 4000 RPM). In normal driving conditions, 2004 Buick Rendezvous should accelerate faster than 2006 Opel Astra.
Because 2004 Buick Rendezvous is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2004 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, 2006 Opel Astra (320 Nm @ 2000 RPM) has 35 more torque (in Nm) than 2004 Buick Rendezvous. (285 Nm @ 4000 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2004 Buick Rendezvous.
Compare all specifications:
| 2004 Buick Rendezvous | 2006 Opel Astra | |
| Make | Buick | Opel |
| Model | Rendezvous | Astra |
| Year Released | 2004 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3343 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 185 HP | 148 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 285 Nm | 320 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 91 mm | 83 mm |
| Engine Stroke Size | 84 mm | 92 mm |
| Engine Compression Ratio | 9.5:1 | 17.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Width | 1880 mm | 1760 mm |
