2005 Opel Astra vs. 2003 Opel Astra
To start off, 2005 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Opel Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 1,998 cc (4 cylinders), 2003 Opel Astra is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (85 HP @ 5800 RPM) has 3 more horse power than 2003 Opel Astra. (82 HP @ 4400 RPM). In normal driving conditions, 2005 Opel Astra should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Astra weights approximately 135 kg more than 2005 Opel Astra.
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, 2003 Opel Astra (185 Nm @ 1500 RPM) has 58 more torque (in Nm) than 2005 Opel Astra. (127 Nm @ 4000 RPM). This means 2003 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2003 Opel Astra has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Opel Astra | 2003 Opel Astra | |
| Make | Opel | Opel |
| Model | Astra | Astra |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1388 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 85 HP | 82 HP |
| Engine RPM | 5800 RPM | 4400 RPM |
| Torque | 127 Nm | 185 Nm |
| Torque RPM | 4000 RPM | 1500 RPM |
| Engine Bore Size | 73.4 mm | 84 mm |
| Engine Stroke Size | 80.6 mm | 90 mm |
| Engine Compression Ratio | 10.5:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1250 kg | 1385 kg |
| Vehicle Length | 4520 mm | 4260 mm |
| Vehicle Width | 1800 mm | 1700 mm |
| Vehicle Height | 1510 mm | 1430 mm |
| Wheelbase Size | 3010 mm | 2620 mm |
