2003 BMW 520 vs. 1999 Rover 400
To start off, 2003 BMW 520 is newer by 4 year(s). Which means there will be less support and parts availability for 1999 Rover 400. In addition, the cost of maintenance, including insurance, on 1999 Rover 400 would be higher. At 2,170 cc (6 cylinders), 2003 BMW 520 is equipped with a bigger engine. In terms of performance, 2003 BMW 520 (167 HP @ 6100 RPM) has 65 more horse power than 1999 Rover 400. (102 HP @ 6000 RPM). In normal driving conditions, 2003 BMW 520 should accelerate faster than 1999 Rover 400. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 520 weights approximately 550 kg more than 1999 Rover 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1999 Rover 400, 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, 2003 BMW 520 (210 Nm @ 3500 RPM) has 27 more torque (in Nm) than 1999 Rover 400. (183 Nm @ 2500 RPM). This means 2003 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1999 Rover 400.
Compare all specifications:
| 2003 BMW 520 | 1999 Rover 400 | |
| Make | BMW | Rover |
| Model | 520 | 400 |
| Year Released | 2003 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2170 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 167 HP | 102 HP |
| Engine RPM | 6100 RPM | 6000 RPM |
| Torque | 210 Nm | 183 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 80 mm | 75 mm |
| Engine Stroke Size | 72 mm | 79 mm |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1670 kg | 1120 kg |
| Vehicle Length | 4810 mm | 4320 mm |
| Vehicle Width | 1810 mm | 1700 mm |
| Vehicle Height | 1450 mm | 1390 mm |
| Wheelbase Size | 2890 mm | 2630 mm |
