2004 BMW 320 vs. 1979 BMW 633
To start off, 2004 BMW 320 is newer by 25 year(s). Which means there will be less support and parts availability for 1979 BMW 633. In addition, the cost of maintenance, including insurance, on 1979 BMW 633 would be higher. At 3,210 cc (6 cylinders), 1979 BMW 633 is equipped with a bigger engine. In terms of performance, 1979 BMW 633 (194 HP @ 5500 RPM) has 20 more horse power than 2004 BMW 320. (174 HP @ 6100 RPM) In normal driving conditions, 1979 BMW 633 should accelerate faster than 2004 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 320 weights approximately 145 kg more than 1979 BMW 633.
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, 1979 BMW 633 (285 Nm @ 4300 RPM) has 74 more torque (in Nm) than 2004 BMW 320. (211 Nm @ 3500 RPM). This means 1979 BMW 633 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 320.
Compare all specifications:
| 2004 BMW 320 | 1979 BMW 633 | |
| Make | BMW | BMW |
| Model | 320 | 633 |
| Year Released | 2004 | 1979 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 3210 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 174 HP | 194 HP |
| Engine RPM | 6100 RPM | 5500 RPM |
| Torque | 211 Nm | 285 Nm |
| Torque RPM | 3500 RPM | 4300 RPM |
| Engine Bore Size | 80 mm | 89 mm |
| Engine Stroke Size | 72 mm | 86 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1615 kg | 1470 kg |
| Vehicle Length | 4490 mm | 4760 mm |
| Vehicle Width | 1760 mm | 1760 mm |
| Vehicle Height | 1380 mm | 1390 mm |
| Wheelbase Size | 2730 mm | 2640 mm |
| Fuel Tank Capacity | 63 L | 70 L |
