1990 Alfa Romeo SZ vs. 2010 GMC Sierra
To start off, 2010 GMC Sierra is newer by 20 year(s). Which means there will be less support and parts availability for 1990 Alfa Romeo SZ. In addition, the cost of maintenance, including insurance, on 1990 Alfa Romeo SZ would be higher. At 5,999 cc (8 cylinders), 2010 GMC Sierra is equipped with a bigger engine. In terms of performance, 2010 GMC Sierra (353 HP @ 5400 RPM) has 145 more horse power than 1990 Alfa Romeo SZ. (208 HP @ 6200 RPM) In normal driving conditions, 2010 GMC Sierra should accelerate faster than 1990 Alfa Romeo SZ. With that said, vehicle weight also plays an important factor in acceleration. 2010 GMC Sierra weights approximately 881 kg more than 1990 Alfa Romeo SZ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1990 Alfa Romeo SZ. In wet, icy, snow, or gravel driving conditions, 2010 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, 2010 GMC Sierra (506 Nm @ 4400 RPM) has 261 more torque (in Nm) than 1990 Alfa Romeo SZ. (245 Nm @ 4500 RPM). This means 2010 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1990 Alfa Romeo SZ. 2010 GMC Sierra has automatic transmission and 1990 Alfa Romeo SZ has manual transmission. 1990 Alfa Romeo SZ will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 Alfa Romeo SZ | 2010 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | SZ | Sierra |
| Year Released | 1990 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 208 HP | 353 HP |
| Engine RPM | 6200 RPM | 5400 RPM |
| Torque | 245 Nm | 506 Nm |
| Torque RPM | 4500 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1260 kg | 2141 kg |
| Vehicle Length | 4290 mm | 6580 mm |
| Vehicle Width | 1740 mm | 2040 mm |
| Vehicle Height | 1320 mm | 1960 mm |
| Wheelbase Size | 2520 mm | 4250 mm |
| Fuel Tank Capacity | 50 L | 129 L |
