2005 Alpina B3 vs. 2003 Cadillac Catera
To start off, 2005 Alpina B3 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Cadillac Catera. In addition, the cost of maintenance, including insurance, on 2003 Cadillac Catera would be higher. At 3,346 cc (6 cylinders), 2005 Alpina B3 is equipped with a bigger engine. In terms of performance, 2005 Alpina B3 (301 HP @ 6300 RPM) has 100 more horse power than 2003 Cadillac Catera. (201 HP @ 6000 RPM). In normal driving conditions, 2005 Alpina B3 should accelerate faster than 2003 Cadillac Catera. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac Catera weights approximately 225 kg more than 2005 Alpina B3.
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, 2005 Alpina B3 (362 Nm @ 4800 RPM) has 102 more torque (in Nm) than 2003 Cadillac Catera. (260 Nm @ 3600 RPM). This means 2005 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac Catera.
Compare all specifications:
| 2005 Alpina B3 | 2003 Cadillac Catera | |
| Make | Alpina | Cadillac |
| Model | B3 | Catera |
| Year Released | 2005 | 2003 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 2962 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 201 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 362 Nm | 260 Nm |
| Torque RPM | 4800 RPM | 3600 RPM |
| Engine Bore Size | 87 mm | 86 mm |
| Engine Stroke Size | 93.8 mm | 85 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1480 kg | 1705 kg |
| Vehicle Length | 4490 mm | 4890 mm |
| Vehicle Width | 1760 mm | 1790 mm |
| Vehicle Height | 1370 mm | 1440 mm |
| Wheelbase Size | 2730 mm | 2940 mm |
| Fuel Tank Capacity | 88 L | 68 L |
