2005 Opel Astra vs. 2007 Renault Vel Satis
To start off, 2007 Renault Vel Satis is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 1,998 cc (4 cylinders), 2007 Renault Vel Satis is equipped with a bigger engine. In terms of performance, 2007 Renault Vel Satis (168 HP @ 5000 RPM) has 69 more horse power than 2005 Opel Astra. (99 HP @ 5600 RPM) In normal driving conditions, 2007 Renault Vel Satis should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Renault Vel Satis weights approximately 366 kg more than 2005 Opel Astra. 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 Renault Vel Satis (270 Nm @ 3250 RPM) has 120 more torque (in Nm) than 2005 Opel Astra. (150 Nm @ 3600 RPM). This means 2007 Renault Vel Satis will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Opel Astra | 2007 Renault Vel Satis | |
| Make | Opel | Renault |
| Model | Astra | Vel Satis |
| Year Released | 2005 | 2007 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 99 HP | 168 HP |
| Engine RPM | 5600 RPM | 5000 RPM |
| Torque | 150 Nm | 270 Nm |
| Torque RPM | 3600 RPM | 3250 RPM |
| Engine Bore Size | 79.1 mm | 82.7 mm |
| Engine Stroke Size | 81.5 mm | 93 mm |
| Engine Compression Ratio | 10.5:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1350 kg | 1716 kg |
| Vehicle Length | 4280 mm | 3780 mm |
| Vehicle Width | 1720 mm | 1870 mm |
| Vehicle Height | 1470 mm | 1580 mm |
| Wheelbase Size | 2620 mm | 2850 mm |
| Fuel Tank Capacity | 52 L | 80 L |
