2003 Opel Signum vs. 2011 Buick Park Avenue
To start off, 2011 Buick Park Avenue is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 2,792 cc (6 cylinders), 2011 Buick Park Avenue is equipped with a bigger engine. In terms of performance, 2011 Buick Park Avenue (201 HP @ 6000 RPM) has 49 more horse power than 2003 Opel Signum. (152 HP @ 5600 RPM) In normal driving conditions, 2011 Buick Park Avenue should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2011 Buick Park Avenue weights approximately 326 kg more than 2003 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Buick Park Avenue 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 2011 Buick Park Avenue. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2011 Buick Park Avenue (265 Nm @ 3000 RPM) has 45 more torque (in Nm) than 2003 Opel Signum. (220 Nm @ 3800 RPM). This means 2011 Buick Park Avenue will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2003 Opel Signum | 2011 Buick Park Avenue | |
| Make | Opel | Buick |
| Model | Signum | Park Avenue |
| Year Released | 2003 | 2011 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 2792 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 152 HP | 201 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 220 Nm | 265 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1565 kg | 1891 kg |
| Vehicle Length | 4640 mm | 5175 mm |
| Vehicle Width | 1800 mm | 1899 mm |
| Vehicle Height | 1470 mm | 1480 mm |
| Wheelbase Size | 2840 mm | 3009 mm |
