2004 Alfa Romeo Spider vs. 2006 GMC Sierra
To start off, 2006 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo Spider would be higher. At 5,996 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (345 HP @ 5200 RPM) has 197 more horse power than 2004 Alfa Romeo Spider. (148 HP @ 6300 RPM) In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2004 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 996 kg more than 2004 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2004 Alfa Romeo Spider. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 GMC Sierra (515 Nm @ 4000 RPM) has 334 more torque (in Nm) than 2004 Alfa Romeo Spider. (181 Nm @ 3800 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo Spider.
Compare all specifications:
| 2004 Alfa Romeo Spider | 2006 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | Spider | Sierra |
| Year Released | 2004 | 2006 |
| Body Type | Roadster | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 5996 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 345 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 181 Nm | 515 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Compression Ratio | 10.0:1 | 9.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1482 kg | 2478 kg |
| Vehicle Length | 4310 mm | 5850 mm |
| Vehicle Width | 1780 mm | 2000 mm |
| Vehicle Height | 1320 mm | 1910 mm |
| Wheelbase Size | 2600 mm | 3650 mm |
| Fuel Consumption Overall | 9.2 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 70 L | 98 L |
