2008 BMW X5 vs. 2005 Smart ForFour
To start off, 2008 BMW X5 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Smart ForFour. In addition, the cost of maintenance, including insurance, on 2005 Smart ForFour would be higher. At 2,979 cc (6 cylinders), 2008 BMW X5 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (228 HP @ 3500 RPM) has 154 more horse power than 2005 Smart ForFour. (74 HP @ 6000 RPM). In normal driving conditions, 2008 BMW X5 should accelerate faster than 2005 Smart ForFour. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 1105 kg more than 2005 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 2005 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 (300 Nm @ 3500 RPM) has 199 more torque (in Nm) than 2005 Smart ForFour. (101 Nm @ 3500 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Smart ForFour.
Compare all specifications:
| 2008 BMW X5 | 2005 Smart ForFour | |
| Make | BMW | Smart |
| Model | X5 | ForFour |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1124 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 74 HP |
| Engine RPM | 3500 RPM | 6000 RPM |
| Torque | 300 Nm | 101 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 197 km/hour | 165 km/hour |
| Acceleration 0-100mph | 8.5 seconds | 13.4 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2070 kg | 965 kg |
| Vehicle Length | 4670 mm | 3760 mm |
| Vehicle Width | 1880 mm | 1690 mm |
| Vehicle Height | 1720 mm | 1460 mm |
| Wheelbase Size | 2830 mm | 2510 mm |
| Fuel Consumption Overall | 12.7 L/100km | 5.5 L/100km |
| Fuel Tank Capacity | 93 L | 47 L |
