2003 Alpina Roadster vs. 2006 Land Rover Defender
To start off, 2006 Land Rover Defender is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Alpina Roadster. In addition, the cost of maintenance, including insurance, on 2003 Alpina Roadster would be higher. At 3,346 cc (6 cylinders), 2003 Alpina Roadster is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2006 Land Rover Defender weights approximately 456 kg more than 2003 Alpina Roadster.
Because 2006 Land Rover Defender is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alpina Roadster. In wet, icy, snow, or gravel driving conditions, 2006 Land Rover Defender 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, 2003 Alpina Roadster (362 Nm @ 4800 RPM) has 62 more torque (in Nm) than 2006 Land Rover Defender. (300 Nm @ 1950 RPM). This means 2003 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 2006 Land Rover Defender.
Compare all specifications:
| 2003 Alpina Roadster | 2006 Land Rover Defender | |
| Make | Alpina | Land Rover |
| Model | Roadster | Defender |
| Year Released | 2003 | 2006 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 2495 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 301 HP | 0 HP |
| Torque | 362 Nm | 300 Nm |
| Torque RPM | 4800 RPM | 1950 RPM |
| Engine Bore Size | 87 mm | 90.5 mm |
| Engine Stroke Size | 93.8 mm | 97 mm |
| Engine Compression Ratio | 10.0:1 | 19.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1626 kg | 2082 kg |
| Vehicle Length | 4100 mm | 4390 mm |
| Vehicle Height | 1310 mm | 1950 mm |
| Wheelbase Size | 2500 mm | 2800 mm |
| Fuel Consumption Overall | 11.7 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 55 L | 75 L |
