2009 Alpina Roadster vs. 2007 Jeep Wrangler
To start off, 2009 Alpina Roadster is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Jeep Wrangler. In addition, the cost of maintenance, including insurance, on 2007 Jeep Wrangler would be higher. At 3,778 cc (6 cylinders), 2007 Jeep Wrangler is equipped with a bigger engine. In terms of performance, 2009 Alpina Roadster (296 HP @ 6300 RPM) has 90 more horse power than 2007 Jeep Wrangler. (206 HP @ 5000 RPM). In normal driving conditions, 2009 Alpina Roadster should accelerate faster than 2007 Jeep Wrangler. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jeep Wrangler weights approximately 460 kg more than 2009 Alpina Roadster.
Because 2007 Jeep Wrangler 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, 2007 Jeep Wrangler 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 37 more torque (in Nm) than 2007 Jeep Wrangler. (325 Nm @ 4000 RPM). This means 2009 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 2007 Jeep Wrangler.
Compare all specifications:
| 2009 Alpina Roadster | 2007 Jeep Wrangler | |
| Make | Alpina | Jeep |
| Model | Roadster | Wrangler |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 3778 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 296 HP | 206 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 362 Nm | 325 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Engine Bore Size | 87 mm | 96 mm |
| Engine Stroke Size | 93.8 mm | 87 mm |
| Engine Compression Ratio | 10.2:1 | 9.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 265 km/hour | 174 km/hour |
| Acceleration 0-100mph | 5.3 seconds | 11.2 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1395 kg | 1855 kg |
| Vehicle Length | 4100 mm | 3890 mm |
| Vehicle Width | 1790 mm | 1880 mm |
| Vehicle Height | 1300 mm | 1810 mm |
| Wheelbase Size | 2500 mm | 2430 mm |
| Fuel Consumption Overall | 10 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 55 L | 60 L |
