2007 Opel Astra vs. 2012 BMW 318
To start off, 2012 BMW 318 is newer by 5 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 1,995 cc (4 cylinders), 2012 BMW 318 is equipped with a bigger engine. In terms of performance, 2012 BMW 318 (143 HP @ 4000 RPM) has 5 more horse power than 2007 Opel Astra. (138 HP @ 5600 RPM) In normal driving conditions, 2012 BMW 318 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW 318 weights approximately 217 kg more than 2007 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 BMW 318 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 2012 BMW 318. 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, 2012 BMW 318 (320 Nm @ 1750 RPM) has 145 more torque (in Nm) than 2007 Opel Astra. (175 Nm @ 3800 RPM). This means 2012 BMW 318 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2007 Opel Astra | 2012 BMW 318 | |
| Make | Opel | BMW |
| Model | Astra | 318 |
| Year Released | 2007 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 143 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 175 Nm | 320 Nm |
| Torque RPM | 3800 RPM | 1750 RPM |
| Engine Bore Size | 80.5 mm | 90 mm |
| Engine Stroke Size | 88.2 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 210 km/hour | 209 km/hour |
| Acceleration 0-100mph | 10.4 seconds | 9.1 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1278 kg | 1495 kg |
| Vehicle Length | 4300 mm | 4624 mm |
| Vehicle Width | 1760 mm | 1811 mm |
| Vehicle Height | 1440 mm | 1429 mm |
| Wheelbase Size | 2620 mm | 2810 mm |
| Fuel Tank Capacity | 52 L | 57 L |
