2001 BMW Z18 vs. 2012 BMW 730
To start off, 2012 BMW 730 is newer by 11 year(s). Which means there will be less support and parts availability for 2001 BMW Z18. In addition, the cost of maintenance, including insurance, on 2001 BMW Z18 would be higher. At 4,400 cc (8 cylinders), 2001 BMW Z18 is equipped with a bigger engine. In terms of performance, 2001 BMW Z18 (323 HP @ 7400 RPM) has 79 more horse power than 2012 BMW 730. (244 HP @ 4000 RPM). In normal driving conditions, 2001 BMW Z18 should accelerate faster than 2012 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW 730 weights approximately 275 kg more than 2001 BMW Z18.
Because 2001 BMW Z18 is four wheel drive (4WD), it will have significant more traction and grip than 2012 BMW 730. In wet, icy, snow, or gravel driving conditions, 2001 BMW Z18 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, 2012 BMW 730 (540 Nm) has 200 more torque (in Nm) than 2001 BMW Z18. (340 Nm). This means 2012 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW Z18.
Compare all specifications:
| 2001 BMW Z18 | 2012 BMW 730 | |
| Make | BMW | BMW |
| Model | Z18 | 730 |
| Year Released | 2001 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 4400 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 323 HP | 244 HP |
| Engine RPM | 7400 RPM | 4000 RPM |
| Torque | 340 Nm | 540 Nm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1700 kg | 1975 kg |
| Wheelbase Size | 2730 mm | 3210 mm |
| Fuel Tank Capacity | 63 L | 82 L |
