2006 BMW X3 vs. 1990 Rover 400
To start off, 2006 BMW X3 is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Rover 400. In addition, the cost of maintenance, including insurance, on 1990 Rover 400 would be higher. At 2,993 cc (6 cylinders), 2006 BMW X3 is equipped with a bigger engine. In terms of performance, 2006 BMW X3 (201 HP @ 4000 RPM) has 86 more horse power than 1990 Rover 400. (115 HP @ 6300 RPM). In normal driving conditions, 2006 BMW X3 should accelerate faster than 1990 Rover 400. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X3 weights approximately 850 kg more than 1990 Rover 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1990 Rover 400. In wet, icy, snow, or gravel driving conditions, 2006 BMW X3 will offer significantly more control. 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, 2006 BMW X3 (410 Nm @ 1500 RPM) has 266 more torque (in Nm) than 1990 Rover 400. (144 Nm @ 5200 RPM). This means 2006 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1990 Rover 400.
Compare all specifications:
| 2006 BMW X3 | 1990 Rover 400 | |
| Make | BMW | Rover |
| Model | X3 | 400 |
| Year Released | 2006 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1590 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 115 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 410 Nm | 144 Nm |
| Torque RPM | 1500 RPM | 5200 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1925 kg | 1075 kg |
| Vehicle Length | 4570 mm | 4370 mm |
| Vehicle Width | 1860 mm | 1690 mm |
| Vehicle Height | 1680 mm | 1410 mm |
| Wheelbase Size | 2800 mm | 2560 mm |
