1999 BMW 323 vs. 2007 BMW 740
To start off, 2007 BMW 740 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 BMW 323. In addition, the cost of maintenance, including insurance, on 1999 BMW 323 would be higher. At 4,000 cc (8 cylinders), 2007 BMW 740 is equipped with a bigger engine. In terms of performance, 2007 BMW 740 (302 HP @ 6300 RPM) has 132 more horse power than 1999 BMW 323. (170 HP @ 5500 RPM) In normal driving conditions, 2007 BMW 740 should accelerate faster than 1999 BMW 323. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 740 weights approximately 508 kg more than 1999 BMW 323. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 BMW 740 (391 Nm @ 3500 RPM) has 146 more torque (in Nm) than 1999 BMW 323. (245 Nm @ 3500 RPM). This means 2007 BMW 740 will have an easier job in driving up hills or pulling heavy equipment than 1999 BMW 323.
Compare all specifications:
| 1999 BMW 323 | 2007 BMW 740 | |
| Make | BMW | BMW |
| Model | 323 | 740 |
| Year Released | 1999 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 4000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 302 HP |
| Engine RPM | 5500 RPM | 6300 RPM |
| Torque | 245 Nm | 391 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Top Speed | 201 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1457 kg | 1965 kg |
| Vehicle Length | 4480 mm | 5040 mm |
| Vehicle Width | 1750 mm | 1910 mm |
| Vehicle Height | 1420 mm | 1500 mm |
| Wheelbase Size | 2730 mm | 3000 mm |
| Fuel Tank Capacity | 63 L | 88 L |
