2007 BMW 523 vs. 2005 Smart Roadster
To start off, 2007 BMW 523 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Smart Roadster. In addition, the cost of maintenance, including insurance, on 2005 Smart Roadster would be higher. At 2,497 cc (6 cylinders), 2007 BMW 523 is equipped with a bigger engine. In terms of performance, 2007 BMW 523 (175 HP) has 74 more horse power than 2005 Smart Roadster. (101 HP). In normal driving conditions, 2007 BMW 523 should accelerate faster than 2005 Smart Roadster.
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, 2007 BMW 523 (230 Nm @ 3500 RPM) has 100 more torque (in Nm) than 2005 Smart Roadster. (130 Nm @ 2500 RPM). This means 2007 BMW 523 will have an easier job in driving up hills or pulling heavy equipment than 2005 Smart Roadster.
Compare all specifications:
| 2007 BMW 523 | 2005 Smart Roadster | |
| Make | BMW | Smart |
| Model | 523 | Roadster |
| Year Released | 2007 | 2005 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2497 cc | 698 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 175 HP | 101 HP |
| Torque | 230 Nm | 130 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 227 km/hour | 195 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 9.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4850 mm | 3430 mm |
| Vehicle Width | 1850 mm | 1620 mm |
| Vehicle Height | 1500 mm | 1200 mm |
| Wheelbase Size | 2840 mm | 2370 mm |
| Fuel Consumption Overall | 8.7 L/100km | 5.3 L/100km |
| Fuel Tank Capacity | 70 L | 35 L |
