2007 BMW X3 vs. 1986 Rover 825i
To start off, 2007 BMW X3 is newer by 21 year(s). Which means there will be less support and parts availability for 1986 Rover 825i. In addition, the cost of maintenance, including insurance, on 1986 Rover 825i would be higher. At 2,993 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (215 HP @ 4000 RPM) has 45 more horse power than 1986 Rover 825i. (170 HP @ 6000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1986 Rover 825i. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 409 kg more than 1986 Rover 825i. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1986 Rover 825i. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X3 (480 Nm @ 1750 RPM) has 263 more torque (in Nm) than 1986 Rover 825i. (217 Nm @ 5000 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1986 Rover 825i. 2007 BMW X3 has automatic transmission and 1986 Rover 825i has manual transmission. 1986 Rover 825i will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X3 | 1986 Rover 825i | |
| Make | BMW | Rover |
| Model | X3 | 825i |
| Year Released | 2007 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2493 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 215 HP | 170 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 480 Nm | 217 Nm |
| Torque RPM | 1750 RPM | 5000 RPM |
| Engine Compression Ratio | 17.0:1 | 9.6:1 |
| Top Speed | 205 km/hour | 208 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1765 kg | 1356 kg |
| Vehicle Length | 4570 mm | 4700 mm |
| Vehicle Width | 1680 mm | 1740 mm |
| Vehicle Height | 1860 mm | 1400 mm |
| Wheelbase Size | 2800 mm | 2760 mm |
