2005 Chevrolet Astro vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Astro. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Astro would be higher. At 4,294 cc (6 cylinders), 2005 Chevrolet Astro is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (473 HP @ 6000 RPM) has 286 more horse power than 2005 Chevrolet Astro. (187 HP @ 4400 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2005 Chevrolet Astro. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Astro weights approximately 525 kg more than 2009 Porsche 911.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Chevrolet Astro. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Porsche 911 (620 Nm @ 1950 RPM) has 281 more torque (in Nm) than 2005 Chevrolet Astro. (339 Nm @ 2800 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Astro.
Compare all specifications:
| 2005 Chevrolet Astro | 2009 Porsche 911 | |
| Make | Chevrolet | Porsche |
| Model | Astro | 911 |
| Year Released | 2005 | 2009 |
| Body Type | Minivan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4294 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 187 HP | 473 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 339 Nm | 620 Nm |
| Torque RPM | 2800 RPM | 1950 RPM |
| Engine Bore Size | 102 mm | 100 mm |
| Engine Stroke Size | 88 mm | 76.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 8 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1950 kg | 1425 kg |
| Vehicle Length | 4830 mm | 4460 mm |
| Vehicle Width | 1980 mm | 1310 mm |
| Vehicle Height | 1910 mm | 1860 mm |
| Wheelbase Size | 2830 mm | 2360 mm |
| Fuel Tank Capacity | 117 L | 67 L |
