2005 Proton 400 vs. 2012 Infiniti EX
To start off, 2012 Infiniti EX is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Proton 400. In addition, the cost of maintenance, including insurance, on 2005 Proton 400 would be higher. At 3,696 cc (6 cylinders), 2012 Infiniti EX is equipped with a bigger engine. In terms of performance, 2012 Infiniti EX (316 HP @ 7000 RPM) has 242 more horse power than 2005 Proton 400. (74 HP @ 6000 RPM) In normal driving conditions, 2012 Infiniti EX should accelerate faster than 2005 Proton 400.
Because 2012 Infiniti EX 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 Infiniti EX. However, in wet, icy, snow, or gravel driving conditions, 2005 Proton 400, 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 Infiniti EX (360 Nm @ 5200 RPM) has 252 more torque (in Nm) than 2005 Proton 400. (108 Nm @ 3000 RPM). This means 2012 Infiniti EX will have an easier job in driving up hills or pulling heavy equipment than 2005 Proton 400. 2012 Infiniti EX has automatic transmission and 2005 Proton 400 has manual transmission. 2005 Proton 400 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Infiniti EX will be easier to drive especially in heavy traffic.
Compare all specifications:
2005 Proton 400 | 2012 Infiniti EX | |
Make | Proton | Infiniti |
Model | 400 | EX |
Year Released | 2005 | 2012 |
Engine Position | Front | Front |
Engine Size | 1299 cc | 3696 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 3 valves | 4 valves |
Horse Power | 74 HP | 316 HP |
Engine RPM | 6000 RPM | 7000 RPM |
Torque | 108 Nm | 360 Nm |
Torque RPM | 3000 RPM | 5200 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Front | Rear |
Transmission Type | Manual | 7-speed shiftable automatic |
Vehicle Length | 4280 mm | 4630 mm |
Vehicle Width | 1700 mm | 1803 mm |
Vehicle Height | 1390 mm | 1572 mm |
Wheelbase Size | 2510 mm | 2799 mm |