2006 Alpina B3 vs. 2005 Smart Roadster
To start off, 2006 Alpina B3 is newer by 1 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 3,346 cc (6 cylinders), 2006 Alpina B3 is equipped with a bigger engine. In terms of performance, 2006 Alpina B3 (301 HP @ 6300 RPM) has 220 more horse power than 2005 Smart Roadster. (81 HP @ 5250 RPM). In normal driving conditions, 2006 Alpina B3 should accelerate faster than 2005 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alpina B3 weights approximately 562 kg more than 2005 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 Alpina B3 (362 Nm @ 4800 RPM) has 252 more torque (in Nm) than 2005 Smart Roadster. (110 Nm @ 2250 RPM). This means 2006 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Smart Roadster.
Compare all specifications:
| 2006 Alpina B3 | 2005 Smart Roadster | |
| Make | Alpina | Smart |
| Model | B3 | Roadster |
| Year Released | 2006 | 2005 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3346 cc | 698 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 301 HP | 81 HP |
| Engine RPM | 6300 RPM | 5250 RPM |
| Torque | 362 Nm | 110 Nm |
| Torque RPM | 4800 RPM | 2250 RPM |
| Engine Bore Size | 87 mm | 66.5 mm |
| Engine Stroke Size | 93.1 mm | 67 mm |
| Engine Compression Ratio | 10.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 271 km/hour | 180 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 10.9 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1450 kg | 888 kg |
| Vehicle Length | 4490 mm | 3430 mm |
| Vehicle Width | 1760 mm | 1620 mm |
| Vehicle Height | 1370 mm | 1200 mm |
| Wheelbase Size | 2730 mm | 2370 mm |
| Fuel Consumption Overall | 10.9 L/100km | 5.1 L/100km |
| Fuel Tank Capacity | 63 L | 35 L |
