2003 Alfa Romeo 156 vs. 2006 Cadillac CTS
To start off, 2006 Cadillac CTS is newer by 3 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 3,564 cc (6 cylinders), 2006 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2006 Cadillac CTS (252 HP @ 6200 RPM) has 114 more horse power than 2003 Alfa Romeo 156. (138 HP @ 6200 RPM) In normal driving conditions, 2006 Cadillac CTS should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac CTS weights approximately 406 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 2006 Cadillac CTS 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 2006 Cadillac CTS. 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, 2006 Cadillac CTS (342 Nm @ 3200 RPM) has 178 more torque (in Nm) than 2003 Alfa Romeo 156. (164 Nm @ 3900 RPM). This means 2006 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2006 Cadillac CTS | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | CTS |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1774 cc | 3564 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 252 HP |
| Engine RPM | 6200 RPM | 6200 RPM |
| Torque | 164 Nm | 342 Nm |
| Torque RPM | 3900 RPM | 3200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 208 km/hour | 236 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1340 kg | 1746 kg |
| Vehicle Length | 4440 mm | 4830 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 2890 mm |
| Fuel Consumption Overall | 8.5 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 66 L |
