2006 Alfa Romeo 156 vs. 2001 Cadillac Seville
To start off, 2006 Alfa Romeo 156 is newer by 5 year(s). Which means there will be less support and parts availability for 2001 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 2001 Cadillac Seville would be higher. At 4,600 cc (8 cylinders), 2001 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2001 Cadillac Seville (300 HP @ 6000 RPM) has 111 more horse power than 2006 Alfa Romeo 156. (189 HP @ 6300 RPM) In normal driving conditions, 2001 Cadillac Seville should accelerate faster than 2006 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2001 Cadillac Seville weights approximately 219 kg more than 2006 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2001 Cadillac Seville (400 Nm @ 4500 RPM) has 182 more torque (in Nm) than 2006 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2001 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 156. 2001 Cadillac Seville has automatic transmission and 2006 Alfa Romeo 156 has manual transmission. 2006 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Alfa Romeo 156 | 2001 Cadillac Seville | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | Seville |
| Year Released | 2006 | 2001 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 4600 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 300 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 218 Nm | 400 Nm |
| Torque RPM | 5000 RPM | 4500 RPM |
| Engine Bore Size | 88 mm | 93.1 mm |
| Engine Stroke Size | 68.3 mm | 84 mm |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1804 kg |
| Vehicle Length | 4440 mm | 5110 mm |
| Vehicle Width | 1750 mm | 1910 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2890 mm |
| Fuel Consumption Overall | 11.8 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
