2007 Proton Gen vs. 2004 Proton 400
To start off, 2007 Proton Gen is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Proton 400. In addition, the cost of maintenance, including insurance, on 2004 Proton 400 would be higher. At 1,597 cc (4 cylinders), 2007 Proton Gen is equipped with a bigger engine. In terms of performance, 2007 Proton Gen (109 HP @ 6000 RPM) has 35 more horse power than 2004 Proton 400. (74 HP @ 6000 RPM). In normal driving conditions, 2007 Proton Gen should accelerate faster than 2004 Proton 400.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2007 Proton Gen (148 Nm @ 4000 RPM) has 39 more torque (in Nm) than 2004 Proton 400. (109 Nm @ 3000 RPM). This means 2007 Proton Gen will have an easier job in driving up hills or pulling heavy equipment than 2004 Proton 400. 2007 Proton Gen has automatic transmission and 2004 Proton 400 has manual transmission. 2004 Proton 400 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Proton Gen will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Proton Gen | 2004 Proton 400 | |
| Make | Proton | Proton |
| Model | Gen | 400 |
| Year Released | 2007 | 2004 |
| Engine Size | 1597 cc | 1299 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 109 HP | 74 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 148 Nm | 109 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Length | 4320 mm | 4280 mm |
| Vehicle Width | 1440 mm | 1700 mm |
| Vehicle Height | 1760 mm | 1390 mm |
| Wheelbase Size | 2610 mm | 2510 mm |
