2008 BMW X5 vs. 1987 Porsche 928
To start off, 2008 BMW X5 is newer by 21 year(s). Which means there will be less support and parts availability for 1987 Porsche 928. In addition, the cost of maintenance, including insurance, on 1987 Porsche 928 would be higher. At 4,663 cc (8 cylinders), 1987 Porsche 928 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (316 HP @ 6100 RPM) has 10 more horse power than 1987 Porsche 928. (306 HP @ 5900 RPM). In normal driving conditions, 2008 BMW X5 should accelerate faster than 1987 Porsche 928. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 665 kg more than 1987 Porsche 928. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1987 Porsche 928. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 BMW X5 (440 Nm @ 3700 RPM) has 32 more torque (in Nm) than 1987 Porsche 928. (408 Nm @ 4100 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1987 Porsche 928.
Compare all specifications:
| 2008 BMW X5 | 1987 Porsche 928 | |
| Make | BMW | Porsche |
| Model | X5 | 928 |
| Year Released | 2008 | 1987 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4663 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 316 HP | 306 HP |
| Engine RPM | 6100 RPM | 5900 RPM |
| Torque | 440 Nm | 408 Nm |
| Torque RPM | 3700 RPM | 4100 RPM |
| Engine Bore Size | 92 mm | 97 mm |
| Engine Stroke Size | 82.7 mm | 78.9 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2195 kg | 1530 kg |
| Vehicle Length | 4670 mm | 4450 mm |
| Vehicle Width | 1880 mm | 1840 mm |
| Vehicle Height | 1710 mm | 1290 mm |
| Wheelbase Size | 2830 mm | 2510 mm |
| Fuel Tank Capacity | 93 L | 76 L |
