2005 BMW 645 vs. 2009 Smart ForTwo
To start off, 2009 Smart ForTwo is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 645. In addition, the cost of maintenance, including insurance, on 2005 BMW 645 would be higher. At 4,392 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (326 HP @ 6100 RPM) has 243 more horse power than 2009 Smart ForTwo. (83 HP @ 5250 RPM). In normal driving conditions, 2005 BMW 645 should accelerate faster than 2009 Smart ForTwo.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2005 BMW 645 (447 Nm @ 3600 RPM) has 326 more torque (in Nm) than 2009 Smart ForTwo. (121 Nm @ 3250 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2009 Smart ForTwo.
Compare all specifications:
| 2005 BMW 645 | 2009 Smart ForTwo | |
| Make | BMW | Smart |
| Model | 645 | ForTwo |
| Year Released | 2005 | 2009 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4392 cc | 999 cc |
| Engine Cylinders | 8 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 326 HP | 83 HP |
| Engine RPM | 6100 RPM | 5250 RPM |
| Torque | 447 Nm | 121 Nm |
| Torque RPM | 3600 RPM | 3250 RPM |
| Engine Bore Size | 92 mm | 72.1 mm |
| Engine Stroke Size | 83 mm | 81.8 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 6.1 seconds | 10.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4830 mm | 2700 mm |
| Vehicle Width | 1860 mm | 1550 mm |
| Vehicle Height | 1380 mm | 1570 mm |
| Wheelbase Size | 2890 mm | 1870 mm |
| Fuel Consumption Overall | 12.8 L/100km | 4.9 L/100km |
| Fuel Tank Capacity | 70 L | 33 L |
