2004 Alfa Romeo 156 vs. 2005 Dodge Viper
To start off, 2005 Dodge Viper is newer by 1 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 8,277 cc (10 cylinders), 2005 Dodge Viper is equipped with a bigger engine. In terms of performance, 2005 Dodge Viper (493 HP @ 5600 RPM) has 345 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 2005 Dodge Viper 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 49 kg more than 2005 Dodge Viper.
Because 2004 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Dodge Viper. In wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156 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 Dodge Viper (712 Nm @ 4200 RPM) has 412 more torque (in Nm) than 2004 Alfa Romeo 156. (300 Nm @ 2000 RPM). This means 2005 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2005 Dodge Viper | |
| Make | Alfa Romeo | Dodge |
| Model | 156 | Viper |
| Year Released | 2004 | 2005 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 8277 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 493 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 300 Nm | 712 Nm |
| Torque RPM | 2000 RPM | 4200 RPM |
| Engine Bore Size | 82 mm | 102.4 mm |
| Engine Stroke Size | 90.4 mm | 100.6 mm |
| Engine Compression Ratio | 18.5:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1585 kg | 1536 kg |
| Vehicle Length | 4450 mm | 4470 mm |
| Vehicle Width | 1770 mm | 1950 mm |
| Vehicle Height | 1480 mm | 1220 mm |
| Wheelbase Size | 2600 mm | 2520 mm |
| Fuel Consumption Overall | 7.1 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 50 L | 70 L |
