2005 Buick Rainier vs. 2005 Opel Signum
To start off, both 2005 Buick Rainier and 2005 Opel Signum were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,163 cc (6 cylinders), 2005 Buick Rainier is equipped with a bigger engine. In terms of performance, 2005 Buick Rainier (276 HP @ 5200 RPM) has 101 more horse power than 2005 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2005 Buick Rainier should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick Rainier weights approximately 334 kg more than 2005 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Buick Rainier is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Buick Rainier. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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 Rainier (387 Nm) has 17 more torque (in Nm) than 2005 Opel Signum. (370 Nm). This means 2005 Buick Rainier will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum.
Compare all specifications:
| 2005 Buick Rainier | 2005 Opel Signum | |
| Make | Buick | Opel |
| Model | Rainier | Signum |
| Year Released | 2005 | 2005 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 175 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 387 Nm | 370 Nm |
| Engine Bore Size | 93 mm | 87.5 mm |
| Engine Stroke Size | 102 mm | 82 mm |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2004 kg | 1670 kg |
| Vehicle Length | 4920 mm | 4640 mm |
| Vehicle Width | 1920 mm | 1800 mm |
| Vehicle Height | 1900 mm | 1470 mm |
| Wheelbase Size | 2900 mm | 2620 mm |
| Fuel Consumption Overall | 13.1 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 83 L | 60 L |
