2003 Alfa Romeo 156 vs. 1999 GMC Sierra
To start off, 2003 Alfa Romeo 156 is newer by 4 year(s). Which means there will be less support and parts availability for 1999 GMC Sierra. In addition, the cost of maintenance, including insurance, on 1999 GMC Sierra would be higher. At 5,325 cc (8 cylinders), 1999 GMC Sierra is equipped with a bigger engine. In terms of performance, 1999 GMC Sierra (282 HP @ 5200 RPM) has 93 more horse power than 2003 Alfa Romeo 156. (189 HP @ 6200 RPM) In normal driving conditions, 1999 GMC Sierra should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1999 GMC Sierra weights approximately 355 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 1999 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 1999 GMC Sierra 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, 1999 GMC Sierra (440 Nm @ 4000 RPM) has 222 more torque (in Nm) than 2003 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 1999 GMC Sierra 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 | 1999 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | 156 | Sierra |
| Year Released | 2003 | 1999 |
| Body Type | Station Wagon | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 5325 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 189 HP | 282 HP |
| Engine RPM | 6200 RPM | 5200 RPM |
| Torque | 218 Nm | 440 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | 4WD |
| Vehicle Weight | 1480 kg | 1835 kg |
| Vehicle Length | 4450 mm | 5170 mm |
| Vehicle Width | 1750 mm | 2000 mm |
| Vehicle Height | 1400 mm | 1810 mm |
| Wheelbase Size | 2710 mm | 3030 mm |
