2007 BMW X5 vs. 1986 BMW 325
To start off, 2007 BMW X5 is newer by 21 year(s). Which means there will be less support and parts availability for 1986 BMW 325. In addition, the cost of maintenance, including insurance, on 1986 BMW 325 would be higher. At 2,979 cc (6 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (228 HP @ 5900 RPM) has 102 more horse power than 1986 BMW 325. (126 HP @ 4800 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 1986 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 944 kg more than 1986 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1986 BMW 325. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 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 X5 (300 Nm @ 3500 RPM) has 70 more torque (in Nm) than 1986 BMW 325. (230 Nm @ 3200 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1986 BMW 325. 2007 BMW X5 has automatic transmission and 1986 BMW 325 has manual transmission. 1986 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X5 | 1986 BMW 325 | |
| Make | BMW | BMW |
| Model | X5 | 325 |
| Year Released | 2007 | 1986 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2693 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 228 HP | 126 HP |
| Engine RPM | 5900 RPM | 4800 RPM |
| Torque | 300 Nm | 230 Nm |
| Torque RPM | 3500 RPM | 3200 RPM |
| Engine Bore Size | 84.1 mm | 84.1 mm |
| Engine Stroke Size | 89.6 mm | 81 mm |
| Engine Compression Ratio | 10.2:1 | 9.0:1 |
| Acceleration 0-100mph | 10 seconds | 9.6 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2104 kg | 1160 kg |
| Vehicle Length | 4670 mm | 4330 mm |
| Vehicle Width | 1710 mm | 1650 mm |
| Vehicle Height | 1880 mm | 1390 mm |
| Wheelbase Size | 2830 mm | 2580 mm |
| Fuel Tank Capacity | 85 L | 55 L |
