2009 Acura RDX vs. 2003 Alpina B7
To start off, 2009 Acura RDX is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Alpina B7. In addition, the cost of maintenance, including insurance, on 2003 Alpina B7 would be higher. At 4,399 cc (8 cylinders), 2003 Alpina B7 is equipped with a bigger engine. In terms of performance, 2003 Alpina B7 (492 HP @ 5500 RPM) has 252 more horse power than 2009 Acura RDX. (240 HP @ 6000 RPM) In normal driving conditions, 2003 Alpina B7 should accelerate faster than 2009 Acura RDX. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B7 weights approximately 540 kg more than 2009 Acura RDX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alpina B7. In wet, icy, snow, or gravel driving conditions, 2009 Acura RDX 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 B7 (700 Nm @ 4250 RPM) has 347 more torque (in Nm) than 2009 Acura RDX. (353 Nm @ 4500 RPM). This means 2003 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura RDX.
Compare all specifications:
2009 Acura RDX | 2003 Alpina B7 | |
Make | Acura | Alpina |
Model | RDX | B7 |
Year Released | 2009 | 2003 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 2300 cc | 4399 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 240 HP | 492 HP |
Engine RPM | 6000 RPM | 5500 RPM |
Torque | 353 Nm | 700 Nm |
Torque RPM | 4500 RPM | 4250 RPM |
Engine Compression Ratio | 11.0:1 | 9.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Weight | 1450 kg | 1990 kg |
Vehicle Length | 4600 mm | 5180 mm |
Vehicle Width | 1880 mm | 1910 mm |
Vehicle Height | 1660 mm | 1450 mm |
Wheelbase Size | 2660 mm | 3000 mm |
Fuel Tank Capacity | 68 L | 88 L |