2007 Acura RDX vs. 2005 Alfa Romeo 156
To start off, 2007 Acura RDX is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 2,490 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2007 Acura RDX (240 HP @ 6000 RPM) has 55 more horse power than 2005 Alfa Romeo 156. (185 HP @ 5000 RPM). In normal driving conditions, 2007 Acura RDX should accelerate faster than 2005 Alfa Romeo 156.
Because 2007 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Acura RDX (353 Nm @ 4500 RPM) has 132 more torque (in Nm) than 2005 Alfa Romeo 156. (221 Nm @ 5000 RPM). This means 2007 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156. 2007 Acura RDX has automatic transmission and 2005 Alfa Romeo 156 has manual transmission. 2005 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Acura RDX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Acura RDX | 2005 Alfa Romeo 156 | |
| Make | Acura | Alfa Romeo |
| Model | RDX | 156 |
| Year Released | 2007 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 2490 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 240 HP | 185 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 353 Nm | 221 Nm |
| Torque RPM | 4500 RPM | 5000 RPM |
| Engine Bore Size | 86.4 mm | 88 mm |
| Engine Stroke Size | 99.1 mm | 68.3 mm |
| Engine Compression Ratio | 8.8:1 | 10.3:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4600 mm | 4730 mm |
| Vehicle Width | 1880 mm | 1820 mm |
| Vehicle Height | 1660 mm | 1420 mm |
| Wheelbase Size | 2660 mm | 2600 mm |
