2003 BMW 520 vs. 1998 Buick Regal
To start off, 2003 BMW 520 is newer by 5 year(s). Which means there will be less support and parts availability for 1998 Buick Regal. In addition, the cost of maintenance, including insurance, on 1998 Buick Regal would be higher. At 3,791 cc (6 cylinders), 1998 Buick Regal is equipped with a bigger engine. In terms of performance, 1998 Buick Regal (205 HP @ 5200 RPM) has 38 more horse power than 2003 BMW 520. (167 HP @ 5800 RPM) In normal driving conditions, 1998 Buick Regal should accelerate faster than 2003 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 520 weights approximately 66 kg more than 1998 Buick Regal.
Because 2003 BMW 520 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 2003 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 1998 Buick Regal, 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, 1998 Buick Regal (312 Nm) has 102 more torque (in Nm) than 2003 BMW 520. (210 Nm). This means 1998 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 520. 1998 Buick Regal has automatic transmission and 2003 BMW 520 has manual transmission. 2003 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1998 Buick Regal will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW 520 | 1998 Buick Regal | |
| Make | BMW | Buick |
| Model | 520 | Regal |
| Year Released | 2003 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 167 HP | 205 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 210 Nm | 312 Nm |
| Engine Bore Size | 80 mm | 96.5 mm |
| Engine Stroke Size | 72 mm | 86.4 mm |
| Engine Compression Ratio | 10.8:1 | 9.4:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1560 kg | 1494 kg |
| Vehicle Length | 4850 mm | 4990 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1440 mm |
| Wheelbase Size | 3000 mm | 2780 mm |
| Fuel Tank Capacity | 70 L | 68 L |
