1976 BMW 630 vs. 2011 BMW 120
To start off, 2011 BMW 120 is newer by 35 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 2,986 cc (6 cylinders), 1976 BMW 630 is equipped with a bigger engine. In terms of performance, 2011 BMW 120 (175 HP @ 4000 RPM) has 2 more horse power than 1976 BMW 630. (173 HP @ 5500 RPM) In normal driving conditions, 2011 BMW 120 should accelerate faster than 1976 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 1976 BMW 630 weights approximately 18 kg more than 2011 BMW 120.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2011 BMW 120 (351 Nm @ 2000 RPM) has 100 more torque (in Nm) than 1976 BMW 630. (251 Nm @ 4500 RPM). This means 2011 BMW 120 will have an easier job in driving up hills or pulling heavy equipment than 1976 BMW 630.
Compare all specifications:
| 1976 BMW 630 | 2011 BMW 120 | |
| Make | BMW | BMW |
| Model | 630 | 120 |
| Year Released | 1976 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 173 HP | 175 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 251 Nm | 351 Nm |
| Torque RPM | 4500 RPM | 2000 RPM |
| Engine Bore Size | 89 mm | 84 mm |
| Engine Stroke Size | 80 mm | 90 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1458 kg | 1440 kg |
| Vehicle Length | 4760 mm | 4250 mm |
| Vehicle Width | 1760 mm | 1750 mm |
| Vehicle Height | 1390 mm | 1430 mm |
| Wheelbase Size | 2630 mm | 2670 mm |
