2003 Alfa Romeo 8C Competizione vs. 2011 Opel Antara
To start off, 2011 Opel Antara is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 8C Competizione. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 8C Competizione would be higher. At 4,242 cc (8 cylinders), 2003 Alfa Romeo 8C Competizione is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 8C Competizione (400 HP @ 7000 RPM) has 252 more horse power than 2011 Opel Antara. (148 HP @ 4000 RPM). In normal driving conditions, 2003 Alfa Romeo 8C Competizione should accelerate faster than 2011 Opel Antara. With that said, vehicle weight also plays an important factor in acceleration. 2011 Opel Antara weights approximately 355 kg more than 2003 Alfa Romeo 8C Competizione.
Because 2011 Opel Antara is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alfa Romeo 8C Competizione. In wet, icy, snow, or gravel driving conditions, 2011 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, 2003 Alfa Romeo 8C Competizione (441 Nm @ 4500 RPM) has 121 more torque (in Nm) than 2011 Opel Antara. (320 Nm @ 2000 RPM). This means 2003 Alfa Romeo 8C Competizione will have an easier job in driving up hills or pulling heavy equipment than 2011 Opel Antara. 2011 Opel Antara has automatic transmission and 2003 Alfa Romeo 8C Competizione has manual transmission. 2003 Alfa Romeo 8C Competizione will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Opel Antara will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 8C Competizione | 2011 Opel Antara | |
| Make | Alfa Romeo | Opel |
| Model | 8C Competizione | Antara |
| Year Released | 2003 | 2011 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 4242 cc | 1990 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 400 HP | 148 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 441 Nm | 320 Nm |
| Torque RPM | 4500 RPM | 2000 RPM |
| Engine Bore Size | 92 mm | 83 mm |
| Engine Stroke Size | 79.8 mm | 92 mm |
| Top Speed | 300 km/hour | 180 km/hour |
| Acceleration 0-100mph | 4.5 seconds | 10.3 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1500 kg | 1855 kg |
| Vehicle Length | 4280 mm | 4580 mm |
| Vehicle Width | 1910 mm | 1860 mm |
| Vehicle Height | 1260 mm | 1710 mm |
| Wheelbase Size | 2600 mm | 2710 mm |
| Fuel Tank Capacity | 90 L | 65 L |
