2009 Acura RDX vs. 2004 Alfa Romeo 156
To start off, 2009 Acura RDX is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 3,177 cc (6 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2009 Acura RDX (240 HP @ 6000 RPM) has 2 more horse power than 2004 Alfa Romeo 156. (238 HP @ 6200 RPM). In normal driving conditions, 2009 Acura RDX should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 35 kg more than 2009 Acura RDX.
Because 2009 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 2004 Alfa Romeo 156. 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, 2009 Acura RDX (353 Nm @ 4500 RPM) has 64 more torque (in Nm) than 2004 Alfa Romeo 156. (289 Nm @ 4800 RPM). This means 2009 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156.
Compare all specifications:
| 2009 Acura RDX | 2004 Alfa Romeo 156 | |
| Make | Acura | Alfa Romeo |
| Model | RDX | 156 |
| Year Released | 2009 | 2004 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2300 cc | 3177 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 240 HP | 238 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 353 Nm | 289 Nm |
| Torque RPM | 4500 RPM | 4800 RPM |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1485 kg |
| Vehicle Length | 4600 mm | 4440 mm |
| Vehicle Width | 1880 mm | 1770 mm |
| Vehicle Height | 1660 mm | 1410 mm |
| Wheelbase Size | 2660 mm | 2600 mm |
| Fuel Consumption Overall | 12.4 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 68 L | 63 L |
