2003 Chevrolet Astro vs. 2005 Pontiac Vibe
To start off, 2005 Pontiac Vibe is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Chevrolet Astro. In addition, the cost of maintenance, including insurance, on 2003 Chevrolet Astro would be higher. At 4,292 cc (6 cylinders), 2003 Chevrolet Astro is equipped with a bigger engine. In terms of performance, 2003 Chevrolet Astro (187 HP @ 4400 RPM) has 65 more horse power than 2005 Pontiac Vibe. (122 HP @ 6000 RPM). In normal driving conditions, 2003 Chevrolet Astro should accelerate faster than 2005 Pontiac Vibe. With that said, vehicle weight also plays an important factor in acceleration. 2003 Chevrolet Astro weights approximately 693 kg more than 2005 Pontiac Vibe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Pontiac Vibe is four wheel drive (4WD), it will have significant more traction and grip than 2003 Chevrolet Astro. In wet, icy, snow, or gravel driving conditions, 2005 Pontiac Vibe 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, 2003 Chevrolet Astro (339 Nm @ 2800 RPM) has 179 more torque (in Nm) than 2005 Pontiac Vibe. (160 Nm @ 4200 RPM). This means 2003 Chevrolet Astro will have an easier job in driving up hills or pulling heavy equipment than 2005 Pontiac Vibe.
Compare all specifications:
| 2003 Chevrolet Astro | 2005 Pontiac Vibe | |
| Make | Chevrolet | Pontiac |
| Model | Astro | Vibe |
| Year Released | 2003 | 2005 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4292 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 187 HP | 122 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 339 Nm | 160 Nm |
| Torque RPM | 2800 RPM | 4200 RPM |
| Engine Bore Size | 102 mm | 79 mm |
| Engine Stroke Size | 88 mm | 91 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 8 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1950 kg | 1257 kg |
| Vehicle Length | 4830 mm | 4370 mm |
| Vehicle Width | 1980 mm | 1780 mm |
| Vehicle Height | 1910 mm | 1590 mm |
| Wheelbase Size | 2830 mm | 2650 mm |
| Fuel Tank Capacity | 117 L | 45 L |
