2005 Holden Astra vs. 2013 Porsche 911
To start off, 2013 Porsche 911 is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Holden Astra. In addition, the cost of maintenance, including insurance, on 2005 Holden Astra would be higher. At 3,800 cc (6 cylinders), 2013 Porsche 911 is equipped with a bigger engine. In terms of performance, 2013 Porsche 911 (395 HP @ 7400 RPM) has 275 more horse power than 2005 Holden Astra. (120 HP @ 5600 RPM) In normal driving conditions, 2013 Porsche 911 should accelerate faster than 2005 Holden Astra. With that said, vehicle weight also plays an important factor in acceleration. 2013 Porsche 911 weights approximately 315 kg more than 2005 Holden Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2013 Porsche 911 (441 Nm @ 5600 RPM) has 276 more torque (in Nm) than 2005 Holden Astra. (165 Nm @ 3600 RPM). This means 2013 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Holden Astra. 2013 Porsche 911 has automatic transmission and 2005 Holden Astra has manual transmission. 2005 Holden Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Holden Astra | 2013 Porsche 911 | |
| Make | Holden | Porsche |
| Model | Astra | 911 |
| Year Released | 2005 | 2013 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1794 cc | 3800 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 120 HP | 395 HP |
| Engine RPM | 5600 RPM | 7400 RPM |
| Torque | 165 Nm | 441 Nm |
| Torque RPM | 3600 RPM | 5600 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1150 kg | 1465 kg |
| Vehicle Length | 4260 mm | 4491 mm |
| Vehicle Width | 1720 mm | 1978 mm |
| Vehicle Height | 1430 mm | 1292 mm |
| Wheelbase Size | 2610 mm | 2450 mm |
