2007 BMW 323 vs. 2007 BMW Z4
To start off, both 2007 BMW 323 and 2007 BMW Z4 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,996 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (261 HP @ 6600 RPM) has 86 more horse power than 2007 BMW 323. (175 HP @ 5800 RPM) In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2007 BMW 323. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 323 weights approximately 92 kg more than 2007 BMW Z4.
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 Z4 (315 Nm @ 2750 RPM) has 84 more torque (in Nm) than 2007 BMW 323. (231 Nm @ 3500 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 323. 2007 BMW Z4 has automatic transmission and 2007 BMW 323 has manual transmission. 2007 BMW 323 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 323 | 2007 BMW Z4 | |
| Make | BMW | BMW |
| Model | 323 | Z4 |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2996 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 261 HP |
| Engine RPM | 5800 RPM | 6600 RPM |
| Torque | 231 Nm | 315 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Engine Bore Size | 78.8 mm | 85 mm |
| Engine Stroke Size | 82 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 229 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 5.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1490 kg | 1398 kg |
| Vehicle Length | 4530 mm | 4230 mm |
| Vehicle Width | 1430 mm | 1790 mm |
| Vehicle Height | 1820 mm | 1270 mm |
| Wheelbase Size | 2770 mm | 2500 mm |
| Fuel Consumption Overall | 8.4 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
