2007 Proton Gen vs. 2012 BMW Z4
To start off, 2012 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Proton Gen. In addition, the cost of maintenance, including insurance, on 2007 Proton Gen 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 191 more horse power than 2007 Proton Gen. (109 HP @ 6000 RPM) In normal driving conditions, 2012 BMW Z4 should accelerate faster than 2007 Proton Gen.
Because 2012 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 2012 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2007 Proton Gen, 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, 2012 BMW Z4 (406 Nm @ 1400 RPM) has 258 more torque (in Nm) than 2007 Proton Gen. (148 Nm @ 4000 RPM). This means 2012 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Proton Gen.
Compare all specifications:
| 2007 Proton Gen | 2012 BMW Z4 | |
| Make | Proton | BMW |
| Model | Gen | Z4 |
| Year Released | 2007 | 2012 |
| Engine Size | 1597 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 109 HP | 300 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 148 Nm | 406 Nm |
| Torque RPM | 4000 RPM | 1400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4320 mm | 4239 mm |
| Vehicle Width | 1730 mm | 1791 mm |
| Vehicle Height | 1440 mm | 1290 mm |
| Wheelbase Size | 2610 mm | 2497 mm |
| Fuel Tank Capacity | 50 L | 55 L |
