2001 Alfa Romeo 156 vs. 2008 Cadillac STS
To start off, 2008 Cadillac STS is newer by 7 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 156 would be higher. At 4,376 cc (8 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (469 HP @ 6400 RPM) has 351 more horse power than 2001 Alfa Romeo 156. (118 HP @ 6400 RPM) In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2001 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 245 kg more than 2001 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2001 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2008 Cadillac STS 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, 2008 Cadillac STS (595 Nm @ 3900 RPM) has 455 more torque (in Nm) than 2001 Alfa Romeo 156. (140 Nm @ 4500 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 156. 2008 Cadillac STS has automatic transmission and 2001 Alfa Romeo 156 has manual transmission. 2001 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Alfa Romeo 156 | 2008 Cadillac STS | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | STS |
| Year Released | 2001 | 2008 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1597 cc | 4376 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 469 HP |
| Engine RPM | 6400 RPM | 6400 RPM |
| Torque | 140 Nm | 595 Nm |
| Torque RPM | 4500 RPM | 3900 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1315 kg | 1560 kg |
| Vehicle Length | 4450 mm | 5030 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1480 mm |
| Wheelbase Size | 2600 mm | 2960 mm |
| Fuel Consumption | 6.5 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 5.9 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
