2009 BMW X5 vs. 2006 Smart ForFour
To start off, 2009 BMW X5 is newer by 3 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 2,993 cc (6 cylinders), 2009 BMW X5 is equipped with a bigger engine. In terms of performance, 2009 BMW X5 (232 HP @ 4000 RPM) has 138 more horse power than 2006 Smart ForFour. (94 HP @ 6000 RPM). In normal driving conditions, 2009 BMW X5 should accelerate faster than 2006 Smart ForFour. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X5 weights approximately 1180 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 2009 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, 2009 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, 2009 BMW X5 (521 Nm @ 2000 RPM) has 396 more torque (in Nm) than 2006 Smart ForFour. (125 Nm @ 4000 RPM). This means 2009 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart ForFour. 2009 BMW X5 has automatic transmission and 2006 Smart ForFour has manual transmission. 2006 Smart ForFour will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW X5 | 2006 Smart ForFour | |
| Make | BMW | Smart |
| Model | X5 | ForFour |
| Year Released | 2009 | 2006 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1332 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 232 HP | 94 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 521 Nm | 125 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 75.1 mm |
| Engine Stroke Size | 90 mm | 75.4 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 8.1 seconds | 10.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2150 kg | 970 kg |
| Vehicle Length | 4860 mm | 3760 mm |
| Vehicle Width | 1940 mm | 1990 mm |
| Vehicle Height | 1740 mm | 1460 mm |
| Wheelbase Size | 2940 mm | 2510 mm |
| Fuel Consumption Overall | 8.1 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 85 L | 52 L |
