2009 BMW 550 vs. 1998 Buick Signia
To start off, 2009 BMW 550 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Buick Signia. In addition, the cost of maintenance, including insurance, on 1998 Buick Signia would be higher. At 4,799 cc, 2009 BMW 550 is equipped with a bigger engine. In terms of performance, 2009 BMW 550 (362 HP @ 6300 RPM) has 124 more horse power than 1998 Buick Signia. (238 HP @ 5200 RPM). In normal driving conditions, 2009 BMW 550 should accelerate faster than 1998 Buick Signia. With that said, vehicle weight also plays an important factor in acceleration. 1998 Buick Signia weights approximately 80 kg more than 2009 BMW 550.
Because 2009 BMW 550 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 2009 BMW 550. However, in wet, icy, snow, or gravel driving conditions, 1998 Buick Signia, 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, 2009 BMW 550 (490 Nm @ 3400 RPM) has 103 more torque (in Nm) than 1998 Buick Signia. (387 Nm @ 3600 RPM). This means 2009 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 1998 Buick Signia.
Compare all specifications:
| 2009 BMW 550 | 1998 Buick Signia | |
| Make | BMW | Buick |
| Model | 550 | Signia |
| Year Released | 2009 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 3800 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 362 HP | 238 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 490 Nm | 387 Nm |
| Torque RPM | 3400 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1660 kg | 1740 kg |
| Vehicle Length | 4850 mm | 4710 mm |
| Vehicle Width | 1470 mm | 1890 mm |
| Vehicle Height | 1850 mm | 1550 mm |
| Wheelbase Size | 2890 mm | 2860 mm |
