2007 Audi A3 vs. 2005 Proton 400
To start off, 2007 Audi A3 is newer by 2 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 1,984 cc (4 cylinders), 2007 Audi A3 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (197 HP @ 5100 RPM) has 123 more horse power than 2005 Proton 400. (74 HP @ 6000 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 2005 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 444 kg more than 2005 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, 2007 Audi A3 (280 Nm @ 1800 RPM) has 172 more torque (in Nm) than 2005 Proton 400. (108 Nm @ 3000 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Proton 400.
Compare all specifications:
| 2007 Audi A3 | 2005 Proton 400 | |
| Make | Audi | Proton |
| Model | A3 | 400 |
| Year Released | 2007 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1299 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 197 HP | 74 HP |
| Engine RPM | 5100 RPM | 6000 RPM |
| Torque | 280 Nm | 108 Nm |
| Torque RPM | 1800 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1434 kg | 990 kg |
| Vehicle Length | 4290 mm | 4280 mm |
| Vehicle Width | 1770 mm | 1700 mm |
| Vehicle Height | 1430 mm | 1390 mm |
| Wheelbase Size | 2580 mm | 2510 mm |
