1971 Chevrolet Impala vs. 1986 Chevrolet Astro
To start off, 1986 Chevrolet Astro is newer by 15 year(s). Which means there will be less support and parts availability for 1971 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 1971 Chevrolet Impala would be higher. At 4,293 cc (6 cylinders), 1986 Chevrolet Astro is equipped with a bigger engine. In terms of performance, 1986 Chevrolet Astro (183 HP @ 4400 RPM) has 73 more horse power than 1971 Chevrolet Impala. (110 HP @ 3800 RPM) In normal driving conditions, 1986 Chevrolet Astro should accelerate faster than 1971 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 1986 Chevrolet Astro weights approximately 180 kg more than 1971 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 Chevrolet Astro is four wheel drive (4WD), it will have significant more traction and grip than 1971 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 1986 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, 1986 Chevrolet Astro (338 Nm @ 2800 RPM) has 82 more torque (in Nm) than 1971 Chevrolet Impala. (256 Nm @ 1600 RPM). This means 1986 Chevrolet Astro will have an easier job in driving up hills or pulling heavy equipment than 1971 Chevrolet Impala.
Compare all specifications:
| 1971 Chevrolet Impala | 1986 Chevrolet Astro | |
| Make | Chevrolet | Chevrolet |
| Model | Impala | Astro |
| Year Released | 1971 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4092 cc | 4293 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 110 HP | 183 HP |
| Engine RPM | 3800 RPM | 4400 RPM |
| Torque | 256 Nm | 338 Nm |
| Torque RPM | 1600 RPM | 2800 RPM |
| Engine Bore Size | 98.2 mm | 101.6 mm |
| Engine Stroke Size | 89.6 mm | 88.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 8 seats |
| Vehicle Weight | 1715 kg | 1895 kg |
| Vehicle Length | 5600 mm | 4830 mm |
| Vehicle Width | 2030 mm | 1980 mm |
| Vehicle Height | 1370 mm | 1910 mm |
| Wheelbase Size | 3100 mm | 2830 mm |
