2006 Alfa Romeo 156 vs. 2004 Panoz AIV
To start off, 2006 Alfa Romeo 156 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Panoz AIV. In addition, the cost of maintenance, including insurance, on 2004 Panoz AIV would be higher. At 4,601 cc (8 cylinders), 2004 Panoz AIV is equipped with a bigger engine. In terms of performance, 2004 Panoz AIV (301 HP @ 5800 RPM) has 152 more horse power than 2006 Alfa Romeo 156. (149 HP @ 6300 RPM) In normal driving conditions, 2004 Panoz AIV should accelerate faster than 2006 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 435 kg more than 2004 Panoz AIV.
Because 2004 Panoz AIV 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 2004 Panoz AIV. However, in wet, icy, snow, or gravel driving conditions, 2006 Alfa Romeo 156, 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, 2004 Panoz AIV (407 Nm @ 4800 RPM) has 226 more torque (in Nm) than 2006 Alfa Romeo 156. (181 Nm @ 3800 RPM). This means 2004 Panoz AIV will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 156.
Compare all specifications:
| 2006 Alfa Romeo 156 | 2004 Panoz AIV | |
| Make | Alfa Romeo | Panoz |
| Model | 156 | AIV |
| Year Released | 2006 | 2004 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 4601 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 149 HP | 301 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 181 Nm | 407 Nm |
| Torque RPM | 3800 RPM | 4800 RPM |
| Engine Bore Size | 83 mm | 90.2 mm |
| Engine Stroke Size | 91 mm | 90.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1615 kg | 1180 kg |
| Vehicle Length | 4440 mm | 4050 mm |
| Vehicle Width | 1750 mm | 1950 mm |
| Vehicle Height | 1440 mm | 1200 mm |
| Wheelbase Size | 2600 mm | 2650 mm |
| Fuel Tank Capacity | 63 L | 59 L |
