2008 BMW 730 vs. 2012 BMW Z4
To start off, 2012 BMW Z4 is newer by 4 year(s). Which means there will be less support and parts availability for 2008 BMW 730. In addition, the cost of maintenance, including insurance, on 2008 BMW 730 would be higher. At 3,000 cc (6 cylinders), 2012 BMW Z4 is equipped with a bigger engine. In terms of performance, 2012 BMW Z4 (300 HP @ 5800 RPM) has 72 more horse power than 2008 BMW 730. (228 HP @ 4000 RPM) In normal driving conditions, 2012 BMW Z4 should accelerate faster than 2008 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 730 weights approximately 310 kg more than 2012 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, 2008 BMW 730 (500 Nm @ 2000 RPM) has 94 more torque (in Nm) than 2012 BMW Z4. (406 Nm @ 1400 RPM). This means 2008 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2012 BMW Z4. 2008 BMW 730 has automatic transmission and 2012 BMW Z4 has manual transmission. 2012 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW 730 | 2012 BMW Z4 | |
| Make | BMW | BMW |
| Model | 730 | Z4 |
| Year Released | 2008 | 2012 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 300 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 500 Nm | 406 Nm |
| Torque RPM | 2000 RPM | 1400 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1900 kg | 1590 kg |
| Vehicle Length | 5040 mm | 4239 mm |
| Vehicle Width | 1910 mm | 1791 mm |
| Vehicle Height | 1500 mm | 1290 mm |
| Wheelbase Size | 3000 mm | 2497 mm |
| Fuel Tank Capacity | 88 L | 55 L |
