2006 BMW Z4 vs. 2001 BMW 318
To start off, 2006 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2001 BMW 318. In addition, the cost of maintenance, including insurance, on 2001 BMW 318 would be higher. At 2,501 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (185 HP @ 6000 RPM) has 43 more horse power than 2001 BMW 318. (142 HP @ 6000 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2001 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW 318 weights approximately 140 kg more than 2006 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, 2006 BMW Z4 (237 Nm @ 3500 RPM) has 37 more torque (in Nm) than 2001 BMW 318. (200 Nm @ 3750 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW 318.
Compare all specifications:
| 2006 BMW Z4 | 2001 BMW 318 | |
| Make | BMW | BMW |
| Model | Z4 | 318 |
| Year Released | 2006 | 2001 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2501 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 185 HP | 142 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 237 Nm | 200 Nm |
| Torque RPM | 3500 RPM | 3750 RPM |
| Engine Bore Size | 84.1 mm | 84 mm |
| Engine Stroke Size | 74.9 mm | 90 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 220 km/hour | 212 km/hour |
| Acceleration 0-100mph | 7 seconds | 9.6 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1330 kg | 1470 kg |
| Vehicle Length | 4100 mm | 4480 mm |
| Vehicle Width | 1790 mm | 1750 mm |
| Vehicle Height | 1300 mm | 1420 mm |
| Wheelbase Size | 2500 mm | 2790 mm |
| Fuel Tank Capacity | 55 L | 63 L |
