2007 BMW Convertible vs. 1976 BMW 630
To start off, 2007 BMW Convertible is newer by 31 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 4,797 cc (8 cylinders), 2007 BMW Convertible is equipped with a bigger engine. In terms of performance, 2007 BMW Convertible (362 HP @ 6300 RPM) has 180 more horse power than 1976 BMW 630. (182 HP @ 5800 RPM). In normal driving conditions, 2007 BMW Convertible should accelerate faster than 1976 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Convertible weights approximately 399 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.
Let's talk about torque, 2007 BMW Convertible (490 Nm @ 3900 RPM) has 235 more torque (in Nm) than 1976 BMW 630. (255 Nm @ 3500 RPM). This means 2007 BMW Convertible will have an easier job in driving up hills or pulling heavy equipment than 1976 BMW 630. 2007 BMW Convertible has automatic transmission and 1976 BMW 630 has manual transmission. 1976 BMW 630 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW Convertible will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW Convertible | 1976 BMW 630 | |
| Make | BMW | BMW |
| Model | Convertible | 630 |
| Year Released | 2007 | 1976 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4797 cc | 2986 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 362 HP | 182 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 490 Nm | 255 Nm |
| Torque RPM | 3900 RPM | 3500 RPM |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Top Speed | 250 km/hour | 211 km/hour |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1850 kg | 1451 kg |
| Vehicle Length | 4830 mm | 4760 mm |
| Vehicle Width | 1380 mm | 1760 mm |
| Vehicle Height | 1860 mm | 1390 mm |
| Wheelbase Size | 2790 mm | 2630 mm |
