2003 Proton 400 vs. 2006 Toyota Yaris
To start off, 2006 Toyota Yaris is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Proton 400. In addition, the cost of maintenance, including insurance, on 2003 Proton 400 would be higher. At 1,299 cc (4 cylinders), 2003 Proton 400 is equipped with a bigger engine. In terms of performance, 2006 Toyota Yaris (85 HP @ 6000 RPM) has 11 more horse power than 2003 Proton 400. (74 HP @ 6000 RPM) In normal driving conditions, 2006 Toyota Yaris should accelerate faster than 2003 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2006 Toyota Yaris weights approximately 240 kg more than 2003 Proton 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 Toyota Yaris (121 Nm @ 4400 RPM) has 13 more torque (in Nm) than 2003 Proton 400. (108 Nm @ 3000 RPM). This means 2006 Toyota Yaris will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton 400.
Compare all specifications:
| 2003 Proton 400 | 2006 Toyota Yaris | |
| Make | Proton | Toyota |
| Model | 400 | Yaris |
| Year Released | 2003 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1299 cc | 1298 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 74 HP | 85 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 108 Nm | 121 Nm |
| Torque RPM | 3000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 970 kg | 1210 kg |
| Vehicle Length | 4370 mm | 4310 mm |
| Vehicle Width | 1700 mm | 1700 mm |
| Vehicle Height | 1390 mm | 1470 mm |
| Wheelbase Size | 2510 mm | 2560 mm |
