2003 BMW X3 vs. 1986 Porsche 928
To start off, 2003 BMW X3 is newer by 17 year(s). Which means there will be less support and parts availability for 1986 Porsche 928. In addition, the cost of maintenance, including insurance, on 1986 Porsche 928 would be higher. At 4,957 cc (8 cylinders), 1986 Porsche 928 is equipped with a bigger engine. In terms of performance, 1986 Porsche 928 (321 HP @ 6000 RPM) has 93 more horse power than 2003 BMW X3. (228 HP @ 5900 RPM) In normal driving conditions, 1986 Porsche 928 should accelerate faster than 2003 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X3 weights approximately 290 kg more than 1986 Porsche 928.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1986 Porsche 928. In wet, icy, snow, or gravel driving conditions, 2003 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, 1986 Porsche 928 (430 Nm @ 3000 RPM) has 130 more torque (in Nm) than 2003 BMW X3. (300 Nm @ 3500 RPM). This means 1986 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW X3. 2003 BMW X3 has automatic transmission and 1986 Porsche 928 has manual transmission. 1986 Porsche 928 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW X3 | 1986 Porsche 928 | |
| Make | BMW | Porsche |
| Model | X3 | 928 |
| Year Released | 2003 | 1986 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 4957 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 228 HP | 321 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 300 Nm | 430 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 84.1 mm | 100 mm |
| Engine Stroke Size | 89.6 mm | 78.9 mm |
| Engine Compression Ratio | 10.2:1 | 10.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1550 kg |
| Vehicle Length | 4570 mm | 4450 mm |
| Vehicle Width | 1860 mm | 1840 mm |
| Vehicle Height | 1680 mm | 1290 mm |
| Wheelbase Size | 2730 mm | 2510 mm |
