1976 BMW 630 vs. 1987 Chevrolet Astro
To start off, 1987 Chevrolet Astro is newer by 11 year(s). Which means there will be less support and parts availability for 1976 BMW 630. In addition, the cost of maintenance, including insurance, on 1976 BMW 630 would be higher. At 4,293 cc (6 cylinders), 1987 Chevrolet Astro is equipped with a bigger engine. In terms of performance, 1987 Chevrolet Astro (183 HP @ 4400 RPM) has 10 more horse power than 1976 BMW 630. (173 HP @ 5500 RPM) In normal driving conditions, 1987 Chevrolet Astro should accelerate faster than 1976 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 1987 Chevrolet Astro weights approximately 437 kg more than 1976 BMW 630. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1987 Chevrolet Astro is four wheel drive (4WD), it will have significant more traction and grip than 1976 BMW 630. In wet, icy, snow, or gravel driving conditions, 1987 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, 1987 Chevrolet Astro (338 Nm @ 2800 RPM) has 87 more torque (in Nm) than 1976 BMW 630. (251 Nm @ 4500 RPM). This means 1987 Chevrolet Astro will have an easier job in driving up hills or pulling heavy equipment than 1976 BMW 630.
Compare all specifications:
| 1976 BMW 630 | 1987 Chevrolet Astro | |
| Make | BMW | Chevrolet |
| Model | 630 | Astro |
| Year Released | 1976 | 1987 |
| Body Type | Coupe | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 4293 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 173 HP | 183 HP |
| Engine RPM | 5500 RPM | 4400 RPM |
| Torque | 251 Nm | 338 Nm |
| Torque RPM | 4500 RPM | 2800 RPM |
| Engine Bore Size | 89 mm | 101.6 mm |
| Engine Stroke Size | 80 mm | 88.4 mm |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 8 seats |
| Vehicle Weight | 1458 kg | 1895 kg |
| Vehicle Length | 4760 mm | 4830 mm |
| Vehicle Width | 1760 mm | 1980 mm |
| Vehicle Height | 1390 mm | 1910 mm |
| Wheelbase Size | 2630 mm | 2830 mm |
