2007 Opel Astra vs. 2008 Saturn Sky
To start off, 2008 Saturn Sky is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Opel Astra. In addition, the cost of maintenance, including insurance, on 2007 Opel Astra would be higher. At 2,399 cc (4 cylinders), 2008 Saturn Sky is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (197 HP @ 5600 RPM) has 24 more horse power than 2008 Saturn Sky. (173 HP @ 5800 RPM). In normal driving conditions, 2007 Opel Astra should accelerate faster than 2008 Saturn Sky. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 95 kg more than 2008 Saturn Sky. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Saturn Sky is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2008 Saturn Sky. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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 Opel Astra (262 Nm @ 4200 RPM) has 36 more torque (in Nm) than 2008 Saturn Sky. (226 Nm @ 4500 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2008 Saturn Sky.
Compare all specifications:
| 2007 Opel Astra | 2008 Saturn Sky | |
| Make | Opel | Saturn |
| Model | Astra | Sky |
| Year Released | 2007 | 2008 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 2399 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 173 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 262 Nm | 226 Nm |
| Torque RPM | 4200 RPM | 4500 RPM |
| Engine Compression Ratio | 8.8:1 | 10.4:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1385 kg | 1290 kg |
| Vehicle Length | 4260 mm | 4100 mm |
| Vehicle Width | 1760 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1280 mm |
| Wheelbase Size | 2620 mm | 2420 mm |
| Fuel Consumption Overall | 9.3 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 52 L | 61 L |
