2003 Alfa Romeo 156 vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 10 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 4,300 cc (6 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (247 HP @ 6200 RPM) has 55 more horse power than 2013 GMC Sierra. (192 HP @ 4600 RPM). In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 2013 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 736 kg more than 2003 Alfa Romeo 156.
Because 2013 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, 2013 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, 2013 GMC Sierra (353 Nm @ 2800 RPM) has 47 more torque (in Nm) than 2003 Alfa Romeo 156. (306 Nm @ 4800 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156. 2013 GMC Sierra has automatic transmission and 2003 Alfa Romeo 156 has manual transmission. 2003 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2013 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | 156 | Sierra |
| Year Released | 2003 | 2013 |
| Body Type | Station Wagon | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 4300 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 192 HP |
| Engine RPM | 6200 RPM | 4600 RPM |
| Torque | 306 Nm | 353 Nm |
| Torque RPM | 4800 RPM | 2800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | 4-speed automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1535 kg | 2271 kg |
| Vehicle Length | 4450 mm | 5702 mm |
| Vehicle Width | 1750 mm | 2031 mm |
| Vehicle Height | 1400 mm | 1875 mm |
| Wheelbase Size | 2550 mm | 3378 mm |
| Fuel Tank Capacity | 63 L | 129 L |
