2004 BMW 320 vs. 2006 BMW 525
To start off, 2006 BMW 525 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 BMW 320. In addition, the cost of maintenance, including insurance, on 2004 BMW 320 would be higher. At 2,494 cc (6 cylinders), 2006 BMW 525 is equipped with a bigger engine. In terms of performance, 2006 BMW 525 (190 HP @ 6000 RPM) has 42 more horse power than 2004 BMW 320. (148 HP @ 4000 RPM) In normal driving conditions, 2006 BMW 525 should accelerate faster than 2004 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 320 weights approximately 320 kg more than 2006 BMW 525.
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, 2004 BMW 320 (350 Nm @ 2000 RPM) has 105 more torque (in Nm) than 2006 BMW 525. (245 Nm @ 3500 RPM). This means 2004 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525. 2006 BMW 525 has automatic transmission and 2004 BMW 320 has manual transmission. 2004 BMW 320 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 BMW 320 | 2006 BMW 525 | |
| Make | BMW | BMW |
| Model | 320 | 525 |
| Year Released | 2004 | 2006 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 2494 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 190 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 350 Nm | 245 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Engine Compression Ratio | 17.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 211 km/hour | 230 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 8.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1680 kg | 1360 kg |
| Vehicle Length | 4490 mm | 4780 mm |
| Vehicle Width | 1760 mm | 1810 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2730 mm | 2840 mm |
| Fuel Tank Capacity | 63 L | 70 L |
