2006 BMW 325 vs. 2006 Smart Roadster
To start off, both 2006 BMW 325 and 2006 Smart Roadster were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,491 cc (6 cylinders), 2006 BMW 325 is equipped with a bigger engine. In terms of performance, 2006 BMW 325 (184 HP @ 6000 RPM) has 84 more horse power than 2006 Smart Roadster. (100 HP @ 5250 RPM). In normal driving conditions, 2006 BMW 325 should accelerate faster than 2006 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 325 weights approximately 645 kg more than 2006 Smart Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 BMW 325 (237 Nm @ 3500 RPM) has 107 more torque (in Nm) than 2006 Smart Roadster. (130 Nm @ 2500 RPM). This means 2006 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart Roadster.
Compare all specifications:
| 2006 BMW 325 | 2006 Smart Roadster | |
| Make | BMW | Smart |
| Model | 325 | Roadster |
| Year Released | 2006 | 2006 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2491 cc | 696 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 184 HP | 100 HP |
| Engine RPM | 6000 RPM | 5250 RPM |
| Torque | 237 Nm | 130 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 66.5 mm |
| Engine Stroke Size | 75 mm | 67 mm |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1615 kg | 970 kg |
| Vehicle Length | 4490 mm | 3430 mm |
| Vehicle Width | 1760 mm | 1620 mm |
| Vehicle Height | 1380 mm | 1200 mm |
| Wheelbase Size | 2730 mm | 2370 mm |
| Fuel Consumption Overall | 10.7 L/100km | 5.3 L/100km |
| Fuel Tank Capacity | 63 L | 35 L |
