2002 Alfa Romeo 156 vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 7 year(s). Which means there will be less support and parts availability for 2002 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2002 Alfa Romeo 156 would be higher. At 5,967 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (327 HP @ 5100 RPM) has 138 more horse power than 2002 Alfa Romeo 156. (189 HP @ 6300 RPM) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 2002 Alfa Romeo 156.
Because 2009 GMC Sierra 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 2009 GMC Sierra. However, in wet, icy, snow, or gravel driving conditions, 2002 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, 2009 GMC Sierra (367 Nm @ 4100 RPM) has 149 more torque (in Nm) than 2002 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2002 Alfa Romeo 156. 2009 GMC Sierra has automatic transmission and 2002 Alfa Romeo 156 has manual transmission. 2002 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Alfa Romeo 156 | 2009 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | 156 | Sierra |
| Year Released | 2002 | 2009 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 5967 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 327 HP |
| Engine RPM | 6300 RPM | 5100 RPM |
| Torque | 218 Nm | 367 Nm |
| Torque RPM | 5000 RPM | 4100 RPM |
| Engine Compression Ratio | 10.3:1 | 10.8:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4440 mm | 5850 mm |
| Vehicle Height | 1420 mm | 1910 mm |
| Wheelbase Size | 2710 mm | 2950 mm |
| Fuel Tank Capacity | 63 L | 98 L |
