2004 Buick Rendezvous vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 1 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 10 more horse power than 2005 Opel Vectra. (175 HP @ 4000 RPM). In normal driving conditions, 2004 Buick Rendezvous should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Buick Rendezvous weights approximately 207 kg more than 2005 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Buick Rendezvous is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Vectra. 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, 2005 Opel Vectra (370 Nm @ 1900 RPM) has 85 more torque (in Nm) than 2004 Buick Rendezvous. (285 Nm @ 4000 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2004 Buick Rendezvous.
Compare all specifications:
| 2004 Buick Rendezvous | 2005 Opel Vectra | |
| Make | Buick | Opel |
| Model | Rendezvous | Vectra |
| Year Released | 2004 | 2005 |
| Body Type | Crossover | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3343 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 185 HP | 175 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 285 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 1900 RPM |
| Engine Bore Size | 91 mm | 87.6 mm |
| Engine Stroke Size | 84 mm | 82 mm |
| Engine Compression Ratio | 9.5:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1820 kg | 1613 kg |
| Vehicle Length | 4740 mm | 4600 mm |
| Vehicle Width | 1880 mm | 1800 mm |
| Vehicle Height | 1760 mm | 1470 mm |
| Wheelbase Size | 2860 mm | 2620 mm |
| Fuel Tank Capacity | 68 L | 61 L |
