2003 Alfa Romeo 156 vs. 2010 Opel Antara
To start off, 2010 Opel Antara is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 2,404 cc (4 cylinders), 2010 Opel Antara is equipped with a bigger engine. In terms of performance, 2010 Opel Antara (138 HP @ 5200 RPM) has 20 more horse power than 2003 Alfa Romeo 156. (118 HP @ 6500 RPM) In normal driving conditions, 2010 Opel Antara should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2010 Opel Antara weights approximately 555 kg more than 2003 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Opel Antara is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2010 Opel Antara will offer significantly more control. 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 Opel Antara (220 Nm @ 2400 RPM) has 74 more torque (in Nm) than 2003 Alfa Romeo 156. (146 Nm @ 4500 RPM). This means 2010 Opel Antara will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2010 Opel Antara | |
| Make | Alfa Romeo | Opel |
| Model | 156 | Antara |
| Year Released | 2003 | 2010 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 1597 cc | 2404 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 138 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 146 Nm | 220 Nm |
| Torque RPM | 4500 RPM | 2400 RPM |
| Engine Bore Size | 82 mm | 87.5 mm |
| Engine Stroke Size | 75.7 mm | 100 mm |
| Engine Compression Ratio | 10.3:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1250 kg | 1805 kg |
| Vehicle Length | 4450 mm | 4580 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1710 mm |
| Wheelbase Size | 2710 mm | 2710 mm |
| Fuel Consumption Overall | 8.6 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 63 L | 65 L |
