2009 Alpina Roadster vs. 2009 Mercedes-Benz ML
To start off, both 2009 Alpina Roadster and 2009 Mercedes-Benz ML were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,496 cc (6 cylinders), 2009 Mercedes-Benz ML is equipped with a bigger engine. In terms of performance, 2009 Alpina Roadster (296 HP @ 6300 RPM) has 28 more horse power than 2009 Mercedes-Benz ML. (268 HP @ 6000 RPM). In normal driving conditions, 2009 Alpina Roadster should accelerate faster than 2009 Mercedes-Benz ML.
Because 2009 Mercedes-Benz ML is four wheel drive (4WD), it will have significant more traction and grip than 2009 Alpina Roadster. In wet, icy, snow, or gravel driving conditions, 2009 Mercedes-Benz ML will offer significantly more control. 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, 2009 Alpina Roadster (362 Nm @ 4800 RPM) has 12 more torque (in Nm) than 2009 Mercedes-Benz ML. (350 Nm @ 2400 RPM). This means 2009 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz ML. 2009 Mercedes-Benz ML has automatic transmission and 2009 Alpina Roadster has manual transmission. 2009 Alpina Roadster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz ML will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Alpina Roadster | 2009 Mercedes-Benz ML | |
| Make | Alpina | Mercedes-Benz |
| Model | Roadster | ML |
| Year Released | 2009 | 2009 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 3496 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 296 HP | 268 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 362 Nm | 350 Nm |
| Torque RPM | 4800 RPM | 2400 RPM |
| Engine Bore Size | 87 mm | 92.9 mm |
| Engine Stroke Size | 93.8 mm | 86 mm |
| Engine Compression Ratio | 10.2:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4100 mm | 4790 mm |
| Vehicle Width | 1790 mm | 1920 mm |
| Vehicle Height | 1300 mm | 1820 mm |
| Wheelbase Size | 2500 mm | 2920 mm |
| Fuel Consumption Overall | 10 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 55 L | 95 L |
