2001 BMW 320 vs. 2007 BMW 523
To start off, 2007 BMW 523 is newer by 6 year(s). Which means there will be less support and parts availability for 2001 BMW 320. In addition, the cost of maintenance, including insurance, on 2001 BMW 320 would be higher. At 2,497 cc (6 cylinders), 2007 BMW 523 is equipped with a bigger engine. In terms of performance, 2007 BMW 523 (175 HP @ 5800 RPM) has 27 more horse power than 2001 BMW 320. (148 HP @ 4000 RPM) In normal driving conditions, 2007 BMW 523 should accelerate faster than 2001 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW 320 weights approximately 30 kg more than 2007 BMW 523.
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, 2001 BMW 320 (355 Nm @ 2000 RPM) has 125 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 2001 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523. 2001 BMW 320 has automatic transmission and 2007 BMW 523 has manual transmission. 2007 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 BMW 320 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 BMW 320 | 2007 BMW 523 | |
| Make | BMW | BMW |
| Model | 320 | 523 |
| Year Released | 2001 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 175 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 355 Nm | 230 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 78.8 mm |
| Engine Stroke Size | 90 mm | 82 mm |
| Engine Compression Ratio | 17.0:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 211 km/hour | 235 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 8.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1595 kg | 1565 kg |
| Vehicle Length | 4480 mm | 4850 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2890 mm |
| Fuel Tank Capacity | 63 L | 70 L |
