2009 BMW X6 vs. 1992 Rover 400
To start off, 2009 BMW X6 is newer by 17 year(s). Which means there will be less support and parts availability for 1992 Rover 400. In addition, the cost of maintenance, including insurance, on 1992 Rover 400 would be higher. At 2,996 cc (6 cylinders), 2009 BMW X6 is equipped with a bigger engine. In terms of performance, 2009 BMW X6 (282 HP @ 4400 RPM) has 196 more horse power than 1992 Rover 400. (86 HP @ 4300 RPM). In normal driving conditions, 2009 BMW X6 should accelerate faster than 1992 Rover 400. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X6 weights approximately 1009 kg more than 1992 Rover 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW X6 is four wheel drive (4WD), it will have significant more traction and grip than 1992 Rover 400. In wet, icy, snow, or gravel driving conditions, 2009 BMW X6 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, 2009 BMW X6 (580 Nm @ 1750 RPM) has 400 more torque (in Nm) than 1992 Rover 400. (180 Nm @ 2500 RPM). This means 2009 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 1992 Rover 400.
Compare all specifications:
| 2009 BMW X6 | 1992 Rover 400 | |
| Make | BMW | Rover |
| Model | X6 | 400 |
| Year Released | 2009 | 1992 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1769 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 282 HP | 86 HP |
| Engine RPM | 4400 RPM | 4300 RPM |
| Torque | 580 Nm | 180 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 80 mm |
| Engine Stroke Size | 90 mm | 88 mm |
| Engine Compression Ratio | 17.0:1 | 22.0:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 2185 kg | 1176 kg |
| Vehicle Length | 4880 mm | 4370 mm |
| Vehicle Width | 1990 mm | 1690 mm |
| Vehicle Height | 1700 mm | 1410 mm |
| Wheelbase Size | 2940 mm | 2560 mm |
