2005 Holden Vectra vs. 2005 Porsche 911
To start off, both 2005 Holden Vectra and 2005 Porsche 911 were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,600 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (445 HP @ 5700 RPM) has 299 more horse power than 2005 Holden Vectra. (146 HP @ 5600 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2005 Holden Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 200 kg more than 2005 Holden Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Holden Vectra. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 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 Porsche 911 (620 Nm @ 3500 RPM) has 417 more torque (in Nm) than 2005 Holden Vectra. (203 Nm @ 4000 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Holden Vectra.
Compare all specifications:
| 2005 Holden Vectra | 2005 Porsche 911 | |
| Make | Holden | Porsche |
| Model | Vectra | 911 |
| Year Released | 2005 | 2005 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2197 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 146 HP | 445 HP |
| Engine RPM | 5600 RPM | 5700 RPM |
| Torque | 203 Nm | 620 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1390 kg | 1590 kg |
| Vehicle Length | 4600 mm | 4440 mm |
| Vehicle Width | 1800 mm | 1840 mm |
| Vehicle Height | 1470 mm | 1300 mm |
| Wheelbase Size | 2710 mm | 2360 mm |
