2004 BMW 320 vs. 2012 BMW Z4
To start off, 2012 BMW Z4 is newer by 8 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 2,171 cc (6 cylinders), 2004 BMW 320 is equipped with a bigger engine. In terms of performance, 2012 BMW Z4 (244 HP @ 5000 RPM) has 76 more horse power than 2004 BMW 320. (168 HP @ 6100 RPM) In normal driving conditions, 2012 BMW Z4 should accelerate faster than 2004 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW Z4 weights approximately 20 kg more than 2004 BMW 320. 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, 2012 BMW Z4 (350 Nm @ 1500 RPM) has 140 more torque (in Nm) than 2004 BMW 320. (210 Nm @ 3500 RPM). This means 2012 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 320.
Compare all specifications:
| 2004 BMW 320 | 2012 BMW Z4 | |
| Make | BMW | BMW |
| Model | 320 | Z4 |
| Year Released | 2004 | 2012 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 244 HP |
| Engine RPM | 6100 RPM | 5000 RPM |
| Torque | 210 Nm | 350 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Engine Bore Size | 80 mm | 90.1 mm |
| Engine Stroke Size | 72 mm | 84 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 226 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 5.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1470 kg | 1490 kg |
| Vehicle Length | 4490 mm | 4239 mm |
| Vehicle Width | 1760 mm | 1791 mm |
| Vehicle Height | 1380 mm | 1290 mm |
| Wheelbase Size | 2730 mm | 2497 mm |
| Fuel Consumption Overall | 9.1 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
