2007 BMW 330 vs. 1977 BMW 520
To start off, 2007 BMW 330 is newer by 30 year(s). Which means there will be less support and parts availability for 1977 BMW 520. In addition, the cost of maintenance, including insurance, on 1977 BMW 520 would be higher. At 2,996 cc (6 cylinders), 2007 BMW 330 is equipped with a bigger engine. In terms of performance, 2007 BMW 330 (254 HP @ 6600 RPM) has 120 more horse power than 1977 BMW 520. (134 HP @ 4000 RPM). In normal driving conditions, 2007 BMW 330 should accelerate faster than 1977 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 330 weights approximately 150 kg more than 1977 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 330 is four wheel drive (4WD), it will have significant more traction and grip than 1977 BMW 520. In wet, icy, snow, or gravel driving conditions, 2007 BMW 330 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, 2007 BMW 330 (300 Nm @ 2500 RPM) has 20 more torque (in Nm) than 1977 BMW 520. (280 Nm @ 1750 RPM). This means 2007 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520.
Compare all specifications:
| 2007 BMW 330 | 1977 BMW 520 | |
| Make | BMW | BMW |
| Model | 330 | 520 |
| Year Released | 2007 | 1977 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1951 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 134 HP |
| Engine RPM | 6600 RPM | 4000 RPM |
| Torque | 300 Nm | 280 Nm |
| Torque RPM | 2500 RPM | 1750 RPM |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 88 mm | 88 mm |
| Engine Compression Ratio | 10.7:1 | 19.0:1 |
| Top Speed | 250 km/hour | 206 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 10.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1715 kg | 1565 kg |
| Vehicle Length | 4480 mm | 4780 mm |
| Vehicle Width | 1820 mm | 1810 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2840 mm |
| Fuel Consumption Overall | 9.8 L/100km | 5.9 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
