2005 Buick Rendezvous vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 1 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 70 more horse power than 2006 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2005 Buick Rendezvous should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick Rendezvous weights approximately 196 kg more than 2006 Opel Signum. 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, 2006 Opel Signum (370 Nm) has 55 more torque (in Nm) than 2005 Buick Rendezvous. (315 Nm). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Buick Rendezvous.
Compare all specifications:
| 2005 Buick Rendezvous | 2006 Opel Signum | |
| Make | Buick | Opel |
| Model | Rendezvous | Signum |
| Year Released | 2005 | 2006 |
| Body Type | Crossover | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 245 HP | 175 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 315 Nm | 370 Nm |
| Engine Bore Size | 94 mm | 87.5 mm |
| Engine Stroke Size | 86 mm | 82 mm |
| Engine Compression Ratio | 10.2:1 | 18.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1866 kg | 1670 kg |
| Vehicle Length | 4740 mm | 4640 mm |
| Vehicle Width | 1880 mm | 1800 mm |
| Vehicle Height | 1760 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2840 mm |
| Fuel Consumption Overall | 11.4 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 68 L | 60 L |
