2005 Acura RL vs. 2003 Alpina B3
To start off, 2005 Acura RL is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Alpina B3. In addition, the cost of maintenance, including insurance, on 2003 Alpina B3 would be higher. At 3,474 cc (6 cylinders), 2005 Acura RL is equipped with a bigger engine. In terms of performance, 2005 Acura RL (300 HP @ 5600 RPM) has 24 more horse power than 2003 Alpina B3. (276 HP @ 6300 RPM). In normal driving conditions, 2005 Acura RL should accelerate faster than 2003 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2005 Acura RL weights approximately 200 kg more than 2003 Alpina B3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Alpina B3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Acura RL. In wet, icy, snow, or gravel driving conditions, 2003 Alpina B3 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, 2005 Acura RL (353 Nm) has 18 more torque (in Nm) than 2003 Alpina B3. (335 Nm). This means 2005 Acura RL will have an easier job in driving up hills or pulling heavy equipment than 2003 Alpina B3.
Compare all specifications:
| 2005 Acura RL | 2003 Alpina B3 | |
| Make | Acura | Alpina |
| Model | RL | B3 |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3474 cc | 3300 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 276 HP |
| Engine RPM | 5600 RPM | 6300 RPM |
| Torque | 353 Nm | 335 Nm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1560 kg |
| Vehicle Length | 4920 mm | 4480 mm |
| Vehicle Width | 1850 mm | 1750 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2810 mm | 2730 mm |
| Fuel Consumption Overall | 11.2 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 73 L | 63 L |
