2003 Holden Astra vs. 2007 Saturn Aura
To start off, 2007 Saturn Aura is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Holden Astra. In addition, the cost of maintenance, including insurance, on 2003 Holden Astra would be higher. At 2,393 cc (4 cylinders), 2007 Saturn Aura is equipped with a bigger engine. In terms of performance, 2007 Saturn Aura (164 HP @ 6400 RPM) has 44 more horse power than 2003 Holden Astra. (120 HP @ 5600 RPM) In normal driving conditions, 2007 Saturn Aura should accelerate faster than 2003 Holden 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, 2007 Saturn Aura (216 Nm @ 5000 RPM) has 51 more torque (in Nm) than 2003 Holden Astra. (165 Nm @ 3600 RPM). This means 2007 Saturn Aura will have an easier job in driving up hills or pulling heavy equipment than 2003 Holden Astra. 2007 Saturn Aura has automatic transmission and 2003 Holden Astra has manual transmission. 2003 Holden Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Saturn Aura will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Holden Astra | 2007 Saturn Aura | |
| Make | Holden | Saturn |
| Model | Astra | Aura |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 2393 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 120 HP | 164 HP |
| Engine RPM | 5600 RPM | 6400 RPM |
| Torque | 165 Nm | 216 Nm |
| Torque RPM | 3600 RPM | 5000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4260 mm | 4860 mm |
| Vehicle Width | 1720 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2860 mm |
