2006 Smart ForFour vs. 2010 BMW X5
To start off, 2010 BMW X5 is newer by 4 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 4,800 cc (8 cylinders), 2010 BMW X5 is equipped with a bigger engine. In terms of performance, 2010 BMW X5 (350 HP @ 6300 RPM) has 256 more horse power than 2006 Smart ForFour. (94 HP @ 6000 RPM) In normal driving conditions, 2010 BMW X5 should accelerate faster than 2006 Smart ForFour. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW X5 weights approximately 1450 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 2010 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 2006 Smart ForFour. In wet, icy, snow, or gravel driving conditions, 2010 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, 2010 BMW X5 (474 Nm @ 3400 RPM) has 349 more torque (in Nm) than 2006 Smart ForFour. (125 Nm @ 4000 RPM). This means 2010 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart ForFour. 2010 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. 2010 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Smart ForFour | 2010 BMW X5 | |
| Make | Smart | BMW |
| Model | ForFour | X5 |
| Year Released | 2006 | 2010 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1332 cc | 4800 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 94 HP | 350 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 125 Nm | 474 Nm |
| Torque RPM | 4000 RPM | 3400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 970 kg | 2420 kg |
| Vehicle Length | 3760 mm | 4854 mm |
| Vehicle Width | 1990 mm | 1933 mm |
| Vehicle Height | 1460 mm | 1765 mm |
| Wheelbase Size | 2510 mm | 2934 mm |
| Fuel Tank Capacity | 52 L | 85 L |
