1976 BMW 633 vs. 2008 BMW X3
To start off, 2008 BMW X3 is newer by 32 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 3,210 cc (6 cylinders), 1976 BMW 633 is equipped with a bigger engine. In terms of performance, 1976 BMW 633 (197 HP @ 5500 RPM) has 49 more horse power than 2008 BMW X3. (148 HP @ 6200 RPM). In normal driving conditions, 1976 BMW 633 should accelerate faster than 2008 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 185 kg more than 1976 BMW 633.
Because 2008 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1976 BMW 633. In wet, icy, snow, or gravel driving conditions, 2008 BMW X3 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, 1976 BMW 633 (285 Nm @ 4250 RPM) has 84 more torque (in Nm) than 2008 BMW X3. (201 Nm @ 3750 RPM). This means 1976 BMW 633 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X3.
Compare all specifications:
| 1976 BMW 633 | 2008 BMW X3 | |
| Make | BMW | BMW |
| Model | 633 | X3 |
| Year Released | 1976 | 2008 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 3210 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 148 HP |
| Engine RPM | 5500 RPM | 6200 RPM |
| Torque | 285 Nm | 201 Nm |
| Torque RPM | 4250 RPM | 3750 RPM |
| Top Speed | 211 km/hour | 198 km/hour |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1655 kg |
| Vehicle Length | 4760 mm | 4570 mm |
| Vehicle Width | 1760 mm | 1860 mm |
| Vehicle Height | 1390 mm | 1680 mm |
| Wheelbase Size | 2630 mm | 2800 mm |
| Fuel Tank Capacity | 70 L | 67 L |
