2005 Buick Rendezvous vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Buick Rendezvous. In addition, the cost of maintenance, including insurance, on 2005 Buick Rendezvous would be higher. At 3,556 cc (6 cylinders), 2005 Buick Rendezvous is equipped with a bigger engine. In terms of performance, 2005 Buick Rendezvous (245 HP @ 5200 RPM) has 96 more horse power than 2007 Opel Vectra. (149 HP @ 4000 RPM). In normal driving conditions, 2005 Buick Rendezvous should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick Rendezvous weights approximately 331 kg more than 2007 Opel Vectra. 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, both vehicles can yield 315 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 2005 Buick Rendezvous has automatic transmission and 2007 Opel Vectra has manual transmission. 2007 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Buick Rendezvous will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Buick Rendezvous | 2007 Opel Vectra | |
| Make | Buick | Opel |
| Model | Rendezvous | Vectra |
| Year Released | 2005 | 2007 |
| Body Type | Crossover | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 245 HP | 149 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 315 Nm | 315 Nm |
| Engine Bore Size | 94 mm | 82 mm |
| Engine Stroke Size | 86 mm | 90.4 mm |
| Engine Compression Ratio | 10.2:1 | 18.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1866 kg | 1535 kg |
| Vehicle Length | 4740 mm | 4600 mm |
| Vehicle Width | 1880 mm | 1800 mm |
| Vehicle Height | 1760 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2710 mm |
| Fuel Consumption Overall | 11.4 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 68 L | 61 L |
