2007 BMW 320 vs. 2008 BMW Z4
To start off, 2008 BMW Z4 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW 320. In addition, the cost of maintenance, including insurance, on 2007 BMW 320 would be higher. At 2,996 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (261 HP @ 6600 RPM) has 113 more horse power than 2007 BMW 320. (148 HP @ 4000 RPM) In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2007 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 320 weights approximately 95 kg more than 2008 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 320 (331 Nm @ 2000 RPM) has 15 more torque (in Nm) than 2008 BMW Z4. (316 Nm @ 2750 RPM). This means 2007 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4.
Compare all specifications:
| 2007 BMW 320 | 2008 BMW Z4 | |
| Make | BMW | BMW |
| Model | 320 | Z4 |
| Year Released | 2007 | 2008 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 261 HP |
| Engine RPM | 4000 RPM | 6600 RPM |
| Torque | 331 Nm | 316 Nm |
| Torque RPM | 2000 RPM | 2750 RPM |
| Engine Bore Size | 84 mm | 85 mm |
| Engine Stroke Size | 90 mm | 88 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 216 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 5.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1490 kg | 1395 kg |
| Vehicle Length | 4480 mm | 4100 mm |
| Vehicle Width | 1750 mm | 1790 mm |
| Vehicle Height | 1420 mm | 1270 mm |
| Wheelbase Size | 2730 mm | 2500 mm |
| Fuel Consumption Overall | 5.6 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
