2001 Alfa Romeo 147 vs. 2005 Opel Omega
To start off, 2005 Opel Omega is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 147 would be higher. At 2,198 cc (4 cylinders), 2005 Opel Omega is equipped with a bigger engine. In terms of performance, 2005 Opel Omega (146 HP @ 4000 RPM) has 42 more horse power than 2001 Alfa Romeo 147. (104 HP @ 5600 RPM) In normal driving conditions, 2005 Opel Omega should accelerate faster than 2001 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Omega weights approximately 339 kg more than 2001 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Opel Omega 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 2005 Opel Omega. However, in wet, icy, snow, or gravel driving conditions, 2001 Alfa Romeo 147, 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, 2005 Opel Omega (203 Nm @ 4000 RPM) has 63 more torque (in Nm) than 2001 Alfa Romeo 147. (140 Nm @ 4200 RPM). This means 2005 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 147. 2005 Opel Omega has automatic transmission and 2001 Alfa Romeo 147 has manual transmission. 2001 Alfa Romeo 147 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Omega will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Alfa Romeo 147 | 2005 Opel Omega | |
| Make | Alfa Romeo | Opel |
| Model | 147 | Omega |
| Year Released | 2001 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 146 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 140 Nm | 203 Nm |
| Torque RPM | 4200 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 86 mm |
| Engine Stroke Size | 75.7 mm | 94.6 mm |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Top Speed | 185 km/hour | 210 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1266 kg | 1605 kg |
| Vehicle Length | 4180 mm | 4900 mm |
| Vehicle Width | 1740 mm | 1780 mm |
| Vehicle Height | 1450 mm | 1460 mm |
| Wheelbase Size | 2600 mm | 2840 mm |
| Fuel Consumption Overall | 8.1 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 61 L | 75 L |
