2003 Alfa Romeo 156 vs. 2004 Aston Martin Vanquish
To start off, 2004 Aston Martin Vanquish is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 5,934 cc (12 cylinders), 2004 Aston Martin Vanquish is equipped with a bigger engine. In terms of performance, 2004 Aston Martin Vanquish (520 HP @ 7000 RPM) has 331 more horse power than 2003 Alfa Romeo 156. (189 HP @ 6300 RPM) In normal driving conditions, 2004 Aston Martin Vanquish should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Aston Martin Vanquish weights approximately 365 kg more than 2003 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Aston Martin Vanquish 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 Aston Martin Vanquish. However, in wet, icy, snow, or gravel driving conditions, 2003 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 Aston Martin Vanquish (555 Nm @ 5800 RPM) has 337 more torque (in Nm) than 2003 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2004 Aston Martin Vanquish will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156. 2003 Alfa Romeo 156 has automatic transmission and 2004 Aston Martin Vanquish has manual transmission. 2004 Aston Martin Vanquish will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alfa Romeo 156 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2004 Aston Martin Vanquish | |
| Make | Alfa Romeo | Aston Martin |
| Model | 156 | Vanquish |
| Year Released | 2003 | 2004 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 5934 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 520 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 218 Nm | 555 Nm |
| Torque RPM | 5000 RPM | 5800 RPM |
| Engine Bore Size | 88 mm | 89 mm |
| Engine Stroke Size | 68.3 mm | 79.5 mm |
| Engine Compression Ratio | 10.3:1 | 10.8:1 |
| Top Speed | 227 km/hour | 321 km/hour |
| Acceleration 0-100mph | 8.8 seconds | 4.8 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1510 kg | 1875 kg |
| Vehicle Length | 4450 mm | 4670 mm |
| Vehicle Width | 1750 mm | 1930 mm |
| Vehicle Height | 1440 mm | 1320 mm |
| Wheelbase Size | 2550 mm | 2700 mm |
| Fuel Tank Capacity | 63 L | 80 L |
