2004 Alfa Romeo 156 vs. 2009 Ford Shelby GT 500
To start off, 2009 Ford Shelby GT 500 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 5,409 cc (8 cylinders), 2009 Ford Shelby GT 500 is equipped with a bigger engine. In terms of performance, 2009 Ford Shelby GT 500 (500 HP @ 6000 RPM) has 352 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 2009 Ford Shelby GT 500 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 553 kg more than 2009 Ford Shelby GT 500.
Because 2004 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Ford Shelby GT 500. 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, 2009 Ford Shelby GT 500 (651 Nm @ 4500 RPM) has 351 more torque (in Nm) than 2004 Alfa Romeo 156. (300 Nm @ 2000 RPM). This means 2009 Ford Shelby GT 500 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 | 2009 Ford Shelby GT 500 | |
| Make | Alfa Romeo | Ford |
| Model | 156 | Shelby GT 500 |
| Year Released | 2004 | 2009 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 5409 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 500 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 300 Nm | 651 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Engine Compression Ratio | 18.5:1 | 9.8:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1525 kg | 972 kg |
| Vehicle Width | 1750 mm | 1890 mm |
| Vehicle Height | 1460 mm | 1390 mm |
| Wheelbase Size | 2600 mm | 2730 mm |
| Fuel Consumption Overall | 6.8 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 63 L | 61 L |
