2005 GMC Sierra vs. 2005 Opel Zafira
To start off, both 2005 GMC Sierra and 2005 Opel Zafira were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,964 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (340 HP @ 5200 RPM) has 196 more horse power than 2005 Opel Zafira. (144 HP @ 5800 RPM). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2005 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 850 kg more than 2005 Opel Zafira. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Zafira. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 GMC Sierra (516 Nm @ 4000 RPM) has 313 more torque (in Nm) than 2005 Opel Zafira. (203 Nm @ 4000 RPM). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Zafira.
Compare all specifications:
| 2005 GMC Sierra | 2005 Opel Zafira | |
| Make | GMC | Opel |
| Model | Sierra | Zafira |
| Year Released | 2005 | 2005 |
| Body Type | Pickup | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5964 cc | 2170 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 340 HP | 144 HP |
| Engine RPM | 5200 RPM | 5800 RPM |
| Torque | 516 Nm | 203 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 102 mm | 86 mm |
| Engine Stroke Size | 92 mm | 94.6 mm |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2345 kg | 1495 kg |
| Vehicle Length | 5740 mm | 4320 mm |
| Vehicle Width | 2000 mm | 1750 mm |
| Vehicle Height | 1910 mm | 1640 mm |
| Wheelbase Size | 3650 mm | 2500 mm |
