2006 BMW X5 vs. 1988 BMW M6
To start off, 2006 BMW X5 is newer by 18 year(s). Which means there will be less support and parts availability for 1988 BMW M6. In addition, the cost of maintenance, including insurance, on 1988 BMW M6 would be higher. At 3,453 cc (6 cylinders), 1988 BMW M6 is equipped with a bigger engine. In terms of performance, 1988 BMW M6 (282 HP @ 6500 RPM) has 54 more horse power than 2006 BMW X5. (228 HP @ 3500 RPM) In normal driving conditions, 1988 BMW M6 should accelerate faster than 2006 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 125 kg more than 1988 BMW M6.
Because 2006 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1988 BMW M6. In wet, icy, snow, or gravel driving conditions, 2006 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, 1988 BMW M6 (334 Nm @ 4500 RPM) has 34 more torque (in Nm) than 2006 BMW X5. (300 Nm @ 3500 RPM). This means 1988 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X5.
Compare all specifications:
| 2006 BMW X5 | 1988 BMW M6 | |
| Make | BMW | BMW |
| Model | X5 | M6 |
| Year Released | 2006 | 1988 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 3453 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 282 HP |
| Engine RPM | 3500 RPM | 6500 RPM |
| Torque | 300 Nm | 334 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Bore Size | 84 mm | 93.4 mm |
| Engine Stroke Size | 89.6 mm | 84 mm |
| Engine Compression Ratio | 10.2:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1630 kg | 1505 kg |
| Vehicle Length | 4670 mm | 4760 mm |
| Vehicle Width | 1880 mm | 1730 mm |
| Vehicle Height | 1720 mm | 1360 mm |
| Wheelbase Size | 2830 mm | 2630 mm |
| Fuel Tank Capacity | 93 L | 70 L |
