2007 Opel Astra vs. 2010 Alfa Romeo GT
To start off, 2010 Alfa Romeo GT is newer by 3 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 1,970 cc (4 cylinders), 2010 Alfa Romeo GT is equipped with a bigger engine. In terms of performance, 2010 Alfa Romeo GT (163 HP @ 6400 RPM) has 58 more horse power than 2007 Opel Astra. (105 HP @ 6000 RPM) In normal driving conditions, 2010 Alfa Romeo GT should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Alfa Romeo GT weights approximately 130 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.
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, 2010 Alfa Romeo GT (206 Nm @ 3250 RPM) has 56 more torque (in Nm) than 2007 Opel Astra. (150 Nm @ 3900 RPM). This means 2010 Alfa Romeo GT will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2007 Opel Astra | 2010 Alfa Romeo GT | |
| Make | Opel | Alfa Romeo |
| Model | Astra | GT |
| Year Released | 2007 | 2010 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 105 HP | 163 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 150 Nm | 206 Nm |
| Torque RPM | 3900 RPM | 3250 RPM |
| Engine Bore Size | 79 mm | 83 mm |
| Engine Stroke Size | 81.5 mm | 91 mm |
| Engine Compression Ratio | 10.5:1 | 11.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 187 km/hour | 216 km/hour |
| Acceleration 0-100mph | 12.2 seconds | 8.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1265 kg | 1395 kg |
| Vehicle Length | 4300 mm | 4500 mm |
| Vehicle Width | 1760 mm | 1770 mm |
| Vehicle Height | 1440 mm | 1370 mm |
| Wheelbase Size | 2620 mm | 2600 mm |
| Fuel Consumption Overall | 6.6 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 52 L | 63 L |
