2001 GMC Sierra vs. 2003 Alfa Romeo 156

To start off, 2003 Alfa Romeo 156 is newer by 2 year(s). Which means there will be less support and parts availability for 2001 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2001 GMC Sierra would be higher. At 4,293 cc (6 cylinders), 2001 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (247 HP @ 6200 RPM) has 50 more horse power than 2001 GMC Sierra. (197 HP @ 4600 RPM) In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 2001 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2001 GMC Sierra weights approximately 240 kg more than 2003 Alfa Romeo 156.

Because 2001 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, 2001 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, 2001 GMC Sierra (352 Nm @ 2800 RPM) has 46 more torque (in Nm) than 2003 Alfa Romeo 156. (306 Nm @ 4800 RPM). This means 2001 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156. 2003 Alfa Romeo 156 has automatic transmission and 2001 GMC Sierra has manual transmission. 2001 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alfa Romeo 156 will be easier to drive especially in heavy traffic.

Compare all specifications: