2005 GMC Sierra vs. 2001 Opel Zafira
To start off, 2005 GMC Sierra is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Opel Zafira. In addition, the cost of maintenance, including insurance, on 2001 Opel Zafira would be higher. 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 145 more horse power than 2001 Opel Zafira. (195 HP @ 6000 RPM). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2001 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 805 kg more than 2001 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 2001 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 295 more torque (in Nm) than 2001 Opel Zafira. (221 Nm @ 1950 RPM). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Zafira. 2005 GMC Sierra has automatic transmission and 2001 Opel Zafira has manual transmission. 2001 Opel Zafira will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 GMC Sierra | 2001 Opel Zafira | |
| Make | GMC | Opel |
| Model | Sierra | Zafira |
| Year Released | 2005 | 2001 |
| Body Type | Pickup | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5964 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 340 HP | 195 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 516 Nm | 221 Nm |
| Torque RPM | 4000 RPM | 1950 RPM |
| Engine Bore Size | 102 mm | 86 mm |
| Engine Stroke Size | 92 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 2345 kg | 1540 kg |
| Vehicle Length | 5740 mm | 4320 mm |
| Vehicle Width | 2000 mm | 1750 mm |
| Vehicle Height | 1910 mm | 1690 mm |
| Wheelbase Size | 3650 mm | 2700 mm |
