1990 Chevrolet Astro vs. 1981 Porsche 930
To start off, 1990 Chevrolet Astro is newer by 9 year(s). Which means there will be less support and parts availability for 1981 Porsche 930. In addition, the cost of maintenance, including insurance, on 1981 Porsche 930 would be higher. At 4,293 cc (6 cylinders), 1990 Chevrolet Astro is equipped with a bigger engine. In terms of performance, 1981 Porsche 930 (296 HP @ 5500 RPM) has 113 more horse power than 1990 Chevrolet Astro. (183 HP @ 4400 RPM) In normal driving conditions, 1981 Porsche 930 should accelerate faster than 1990 Chevrolet Astro. With that said, vehicle weight also plays an important factor in acceleration. 1990 Chevrolet Astro weights approximately 595 kg more than 1981 Porsche 930.
Because 1990 Chevrolet Astro is four wheel drive (4WD), it will have significant more traction and grip than 1981 Porsche 930. In wet, icy, snow, or gravel driving conditions, 1990 Chevrolet Astro 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, 1981 Porsche 930 (431 Nm @ 4000 RPM) has 93 more torque (in Nm) than 1990 Chevrolet Astro. (338 Nm @ 2800 RPM). This means 1981 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 1990 Chevrolet Astro.
Compare all specifications:
| 1990 Chevrolet Astro | 1981 Porsche 930 | |
| Make | Chevrolet | Porsche |
| Model | Astro | 930 |
| Year Released | 1990 | 1981 |
| Body Type | Minivan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4293 cc | 3297 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 183 HP | 296 HP |
| Engine RPM | 4400 RPM | 5500 RPM |
| Torque | 338 Nm | 431 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Engine Bore Size | 101.6 mm | 97 mm |
| Engine Stroke Size | 88.4 mm | 74.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1895 kg | 1300 kg |
| Vehicle Length | 4830 mm | 4300 mm |
| Vehicle Width | 1980 mm | 1780 mm |
| Vehicle Height | 1910 mm | 1320 mm |
| Wheelbase Size | 2830 mm | 2510 mm |
