2005 Proton Gen-2 vs. 2008 BMW Z4
To start off, 2008 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Proton Gen-2. In addition, the cost of maintenance, including insurance, on 2005 Proton Gen-2 would be higher. At 2,996 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (261 HP @ 6600 RPM) has 153 more horse power than 2005 Proton Gen-2. (108 HP @ 6000 RPM) In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2005 Proton Gen-2.
Let's talk about torque, 2008 BMW Z4 (316 Nm @ 2750 RPM) has 168 more torque (in Nm) than 2005 Proton Gen-2. (148 Nm @ 4000 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Proton Gen-2.
Compare all specifications:
| 2005 Proton Gen-2 | 2008 BMW Z4 | |
| Make | Proton | BMW |
| Model | Gen-2 | Z4 |
| Year Released | 2005 | 2008 |
| Body Type | Hatchback | Coupe |
| Engine Size | 1597 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 261 HP |
| Engine RPM | 6000 RPM | 6600 RPM |
| Torque | 148 Nm | 316 Nm |
| Torque RPM | 4000 RPM | 2750 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4320 mm | 4100 mm |
| Vehicle Width | 1730 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1270 mm |
| Wheelbase Size | 2610 mm | 2500 mm |
