1976 BMW 630 vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 37 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 4,395 cc (8 cylinders), 2013 BMW 7 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 266 more horse power than 1976 BMW 630. (173 HP @ 5500 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 1976 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 719 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 2013 BMW 7 Series is all wheel drive (AWD), it will have significant more traction and grip than 1976 BMW 630. In wet, icy, snow, or gravel driving conditions, 2013 BMW 7 Series 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, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 400 more torque (in Nm) than 1976 BMW 630. (251 Nm @ 4500 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 1976 BMW 630.
Compare all specifications:
| 1976 BMW 630 | 2013 BMW 7 Series | |
| Make | BMW | BMW |
| Model | 630 | 7 Series |
| Year Released | 1976 | 2013 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 4395 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 173 HP | 439 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 251 Nm | 651 Nm |
| Torque RPM | 4500 RPM | 4500 RPM |
| Engine Bore Size | 89 mm | 89 mm |
| Engine Stroke Size | 80 mm | 88 mm |
| Engine Compression Ratio | 8.0:1 | 10.0 :1 |
| Drive Type | Rear | AWD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1458 kg | 2177 kg |
| Vehicle Length | 4760 mm | 5214 mm |
| Vehicle Width | 1760 mm | 2134 mm |
| Vehicle Height | 1390 mm | 1481 mm |
| Wheelbase Size | 2630 mm | 3210 mm |
