2008 BMW X5 vs. 2006 Smart ForFour
To start off, 2008 BMW X5 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Smart ForFour. In addition, the cost of maintenance, including insurance, on 2006 Smart ForFour would be higher. At 4,797 cc (8 cylinders), 2008 BMW X5 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (355 HP) has 292 more horse power than 2006 Smart ForFour. (63 HP). In normal driving conditions, 2008 BMW X5 should accelerate faster than 2006 Smart ForFour. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 1234 kg more than 2006 Smart ForFour. 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 2006 Smart ForFour. 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 (490 Nm @ 3600 RPM) has 398 more torque (in Nm) than 2006 Smart ForFour. (92 Nm @ 2500 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart ForFour.
Compare all specifications:
| 2008 BMW X5 | 2006 Smart ForFour | |
| Make | BMW | Smart |
| Model | X5 | ForFour |
| Year Released | 2008 | 2006 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4797 cc | 1124 cc |
| Engine Cylinders | 8 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 355 HP | 63 HP |
| Torque | 490 Nm | 92 Nm |
| Torque RPM | 3600 RPM | 2500 RPM |
| Engine Bore Size | 93 mm | 75.5 mm |
| Engine Stroke Size | 88.3 mm | 84.8 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 246 km/hour | 158 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 15.3 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2200 kg | 966 kg |
| Vehicle Length | 4670 mm | 3760 mm |
| Vehicle Width | 1880 mm | 1690 mm |
| Vehicle Height | 1710 mm | 1460 mm |
| Wheelbase Size | 2830 mm | 2510 mm |
| Fuel Consumption Overall | 13.5 L/100km | 5.4 L/100km |
| Fuel Tank Capacity | 93 L | 47 L |
