2003 Proton 300 vs. 2010 Opel Astra
To start off, 2010 Opel Astra is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Proton 300. In addition, the cost of maintenance, including insurance, on 2003 Proton 300 would be higher. At 1,910 cc (4 cylinders), 2010 Opel Astra is equipped with a bigger engine. In terms of performance, 2010 Opel Astra (148 HP @ 4000 RPM) has 73 more horse power than 2003 Proton 300. (75 HP @ 6000 RPM) In normal driving conditions, 2010 Opel Astra should accelerate faster than 2003 Proton 300. With that said, vehicle weight also plays an important factor in acceleration. 2010 Opel Astra weights approximately 358 kg more than 2003 Proton 300. 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, 2010 Opel Astra (320 Nm @ 2000 RPM) has 212 more torque (in Nm) than 2003 Proton 300. (108 Nm @ 3000 RPM). This means 2010 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton 300.
Compare all specifications:
| 2003 Proton 300 | 2010 Opel Astra | |
| Make | Proton | Opel |
| Model | 300 | Astra |
| Year Released | 2003 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1299 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 75 HP | 148 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 108 Nm | 320 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1035 kg | 1393 kg |
| Vehicle Length | 4000 mm | 4300 mm |
| Vehicle Width | 1710 mm | 1760 mm |
| Vehicle Height | 1370 mm | 1440 mm |
| Wheelbase Size | 2450 mm | 2620 mm |
