1992 Chevrolet Astro vs. 1981 Porsche 911
To start off, 1992 Chevrolet Astro is newer by 11 year(s). Which means there will be less support and parts availability for 1981 Porsche 911. In addition, the cost of maintenance, including insurance, on 1981 Porsche 911 would be higher. At 4,291 cc (6 cylinders), 1992 Chevrolet Astro is equipped with a bigger engine. In terms of performance, 1981 Porsche 911 (232 HP @ 5900 RPM) has 49 more horse power than 1992 Chevrolet Astro. (183 HP @ 4400 RPM) In normal driving conditions, 1981 Porsche 911 should accelerate faster than 1992 Chevrolet Astro. With that said, vehicle weight also plays an important factor in acceleration. 1992 Chevrolet Astro weights approximately 635 kg more than 1981 Porsche 911.
Because 1992 Chevrolet Astro is four wheel drive (4WD), it will have significant more traction and grip than 1981 Porsche 911. In wet, icy, snow, or gravel driving conditions, 1992 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, 1992 Chevrolet Astro (338 Nm @ 2800 RPM) has 54 more torque (in Nm) than 1981 Porsche 911. (284 Nm @ 4800 RPM). This means 1992 Chevrolet Astro will have an easier job in driving up hills or pulling heavy equipment than 1981 Porsche 911.
Compare all specifications:
| 1992 Chevrolet Astro | 1981 Porsche 911 | |
| Make | Chevrolet | Porsche |
| Model | Astro | 911 |
| Year Released | 1992 | 1981 |
| Body Type | Minivan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4291 cc | 3164 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 183 HP | 232 HP |
| Engine RPM | 4400 RPM | 5900 RPM |
| Torque | 338 Nm | 284 Nm |
| Torque RPM | 2800 RPM | 4800 RPM |
| Engine Bore Size | 101.6 mm | 95 mm |
| Engine Stroke Size | 88.4 mm | 74.4 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 8 seats | 2 seats |
| Vehicle Weight | 1895 kg | 1260 kg |
| Vehicle Length | 4830 mm | 4300 mm |
| Vehicle Width | 1980 mm | 1660 mm |
| Vehicle Height | 1910 mm | 1330 mm |
| Wheelbase Size | 2830 mm | 2270 mm |
