2006 BMW Z4 vs. 2003 Proton Juara
To start off, 2006 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Proton Juara. In addition, the cost of maintenance, including insurance, on 2003 Proton Juara would be higher. At 3,246 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (338 HP @ 7900 RPM) has 268 more horse power than 2003 Proton Juara. (70 HP @ 6000 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2003 Proton Juara. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 480 kg more than 2003 Proton Juara. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2003 Proton Juara, being front wheel drive (FWD), will offer much better control with better grip. 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 (365 Nm @ 4900 RPM) has 271 more torque (in Nm) than 2003 Proton Juara. (94 Nm @ 4500 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton Juara. 2003 Proton Juara has automatic transmission and 2006 BMW Z4 has manual transmission. 2006 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Proton Juara will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW Z4 | 2003 Proton Juara | |
| Make | BMW | Proton |
| Model | Z4 | Juara |
| Year Released | 2006 | 2003 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 1094 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 70 HP |
| Engine RPM | 7900 RPM | 6000 RPM |
| Torque | 365 Nm | 94 Nm |
| Torque RPM | 4900 RPM | 4500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1485 kg | 1005 kg |
| Vehicle Length | 4120 mm | 3670 mm |
| Vehicle Width | 1790 mm | 1540 mm |
| Vehicle Height | 1310 mm | 1820 mm |
| Wheelbase Size | 2500 mm | 2400 mm |
