2005 Acura RSX vs. 2006 Alpina B5
To start off, 2006 Alpina B5 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Acura RSX. In addition, the cost of maintenance, including insurance, on 2005 Acura RSX would be higher. At 4,396 cc (8 cylinders), 2006 Alpina B5 is equipped with a bigger engine. In terms of performance, 2006 Alpina B5 (492 HP @ 5500 RPM) has 282 more horse power than 2005 Acura RSX. (210 HP @ 5600 RPM) In normal driving conditions, 2006 Alpina B5 should accelerate faster than 2005 Acura RSX.
Because 2006 Alpina B5 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Alpina B5. However, in wet, icy, snow, or gravel driving conditions, 2005 Acura RSX, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 Alpina B5 (700 Nm) has 506 more torque (in Nm) than 2005 Acura RSX. (194 Nm). This means 2006 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Acura RSX.
Compare all specifications:
| 2005 Acura RSX | 2006 Alpina B5 | |
| Make | Acura | Alpina |
| Model | RSX | B5 |
| Year Released | 2005 | 2006 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 4396 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 210 HP | 492 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 194 Nm | 700 Nm |
| Engine Bore Size | 86 mm | 92 mm |
| Engine Stroke Size | 86 mm | 82.7 mm |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4390 mm | 4850 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1500 mm |
| Wheelbase Size | 2810 mm | 2730 mm |
| Fuel Consumption Overall | 9.1 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 50 L | 70 L |
