2006 Alpina Roadster vs. 2009 Kia Optima
To start off, 2009 Kia Optima is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Alpina Roadster. In addition, the cost of maintenance, including insurance, on 2006 Alpina Roadster would be higher. At 3,346 cc (6 cylinders), 2006 Alpina Roadster is equipped with a bigger engine. In terms of performance, 2006 Alpina Roadster (296 HP @ 6300 RPM) has 120 more horse power than 2009 Kia Optima. (176 HP @ 6000 RPM). In normal driving conditions, 2006 Alpina Roadster should accelerate faster than 2009 Kia Optima.
Because 2006 Alpina Roadster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Alpina Roadster. However, in wet, icy, snow, or gravel driving conditions, 2009 Kia Optima, being front wheel drive (FWD), will offer much better control with better grip. 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 Roadster (362 Nm @ 4800 RPM) has 133 more torque (in Nm) than 2009 Kia Optima. (229 Nm @ 4000 RPM). This means 2006 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Optima. 2009 Kia Optima has automatic transmission and 2006 Alpina Roadster has manual transmission. 2006 Alpina Roadster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Kia Optima will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Alpina Roadster | 2009 Kia Optima | |
| Make | Alpina | Kia |
| Model | Roadster | Optima |
| Year Released | 2006 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 2359 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 296 HP | 176 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 362 Nm | 229 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4100 mm | 4810 mm |
| Vehicle Width | 1790 mm | 1810 mm |
| Vehicle Height | 1310 mm | 1490 mm |
| Wheelbase Size | 2500 mm | 2730 mm |
| Fuel Consumption Overall | 11.7 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 55 L | 62 L |
