2007 BMW Z4 vs. 2008 BMW 325
To start off, 2008 BMW 325 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW Z4. In addition, the cost of maintenance, including insurance, on 2007 BMW Z4 would be higher. At 2,996 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (335 HP @ 7900 RPM) has 120 more horse power than 2008 BMW 325. (215 HP @ 6500 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2008 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 325 weights approximately 370 kg more than 2007 BMW Z4.
Because 2008 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2008 BMW 325 will offer significantly more control. 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 65 more torque (in Nm) than 2008 BMW 325. (250 Nm @ 2750 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 325. 2007 BMW Z4 has automatic transmission and 2008 BMW 325 has manual transmission. 2008 BMW 325 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 Z4 | 2008 BMW 325 | |
| Make | BMW | BMW |
| Model | Z4 | 325 |
| Year Released | 2007 | 2008 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 335 HP | 215 HP |
| Engine RPM | 7900 RPM | 6500 RPM |
| Torque | 315 Nm | 250 Nm |
| Torque RPM | 2750 RPM | 2750 RPM |
| Engine Compression Ratio | 11.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 6.2 seconds | 7.7 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1310 kg | 1680 kg |
| Vehicle Length | 4100 mm | 4530 mm |
| Vehicle Width | 1790 mm | 1820 mm |
| Vehicle Height | 1310 mm | 1420 mm |
| Wheelbase Size | 2500 mm | 2770 mm |
| Fuel Consumption Overall | 9.5 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 55 L | 63 L |
