1976 BMW 633 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 633. In addition, the cost of maintenance, including insurance, on 1976 BMW 633 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 242 more horse power than 1976 BMW 633. (197 HP @ 5500 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 1976 BMW 633. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 682 kg more than 1976 BMW 633. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 366 more torque (in Nm) than 1976 BMW 633. (285 Nm @ 4250 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 1976 BMW 633. 2013 BMW 7 Series has automatic transmission and 1976 BMW 633 has manual transmission. 1976 BMW 633 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 BMW 7 Series will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1976 BMW 633 | 2013 BMW 7 Series | |
| Make | BMW | BMW |
| Model | 633 | 7 Series |
| Year Released | 1976 | 2013 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3210 cc | 4395 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 439 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 285 Nm | 651 Nm |
| Torque RPM | 4250 RPM | 4500 RPM |
| Engine Compression Ratio | 9.0:1 | 10.0 :1 |
| Top Speed | 211 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 8-speed automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1470 kg | 2152 kg |
| Vehicle Length | 4760 mm | 5074 mm |
| Vehicle Width | 1760 mm | 2134 mm |
| Vehicle Height | 1390 mm | 1471 mm |
| Wheelbase Size | 2630 mm | 3070 mm |
| Fuel Tank Capacity | 70 L | 80 L |
