2005 Alpina Roadster vs. 2009 Jaguar XF
To start off, 2009 Jaguar XF is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Alpina Roadster. In addition, the cost of maintenance, including insurance, on 2005 Alpina Roadster would be higher. At 4,196 cc (8 cylinders), 2009 Jaguar XF is equipped with a bigger engine. In terms of performance, 2009 Jaguar XF (420 HP @ 6250 RPM) has 119 more horse power than 2005 Alpina Roadster. (301 HP @ 6300 RPM) In normal driving conditions, 2009 Jaguar XF should accelerate faster than 2005 Alpina Roadster.
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, 2009 Jaguar XF (560 Nm @ 4000 RPM) has 198 more torque (in Nm) than 2005 Alpina Roadster. (362 Nm @ 4800 RPM). This means 2009 Jaguar XF will have an easier job in driving up hills or pulling heavy equipment than 2005 Alpina Roadster. 2009 Jaguar XF has automatic transmission and 2005 Alpina Roadster has manual transmission. 2005 Alpina Roadster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Jaguar XF will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alpina Roadster | 2009 Jaguar XF | |
| Make | Alpina | Jaguar |
| Model | Roadster | XF |
| Year Released | 2005 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 4196 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 420 HP |
| Engine RPM | 6300 RPM | 6250 RPM |
| Torque | 362 Nm | 560 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Engine Compression Ratio | 10.0:1 | 9.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4100 mm | 4970 mm |
| Vehicle Width | 1790 mm | 1880 mm |
| Vehicle Height | 1300 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2910 mm |
| Fuel Consumption Overall | 11.7 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
