1992 Alfa Romeo 155 vs. 1999 Opel Omega
To start off, 1999 Opel Omega is newer by 7 year(s). Which means there will be less support and parts availability for 1992 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1992 Alfa Romeo 155 would be higher. At 5,665 cc (8 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1999 Opel Omega (311 HP @ 5600 RPM) has 191 more horse power than 1992 Alfa Romeo 155. (120 HP @ 6300 RPM) In normal driving conditions, 1999 Opel Omega should accelerate faster than 1992 Alfa Romeo 155.
Because 1999 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 1999 Opel Omega. However, in wet, icy, snow, or gravel driving conditions, 1992 Alfa Romeo 155, 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, 1999 Opel Omega (459 Nm @ 4400 RPM) has 307 more torque (in Nm) than 1992 Alfa Romeo 155. (152 Nm @ 5000 RPM). This means 1999 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 1992 Alfa Romeo 155. 1999 Opel Omega has automatic transmission and 1992 Alfa Romeo 155 has manual transmission. 1992 Alfa Romeo 155 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Opel Omega will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1992 Alfa Romeo 155 | 1999 Opel Omega | |
| Make | Alfa Romeo | Opel |
| Model | 155 | Omega |
| Year Released | 1992 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 5665 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 120 HP | 311 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 152 Nm | 459 Nm |
| Torque RPM | 5000 RPM | 4400 RPM |
| Engine Bore Size | 82 mm | 99.1 mm |
| Engine Stroke Size | 75.7 mm | 92 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4450 mm | 4900 mm |
| Vehicle Width | 1740 mm | 1790 mm |
| Vehicle Height | 1450 mm | 1510 mm |
| Wheelbase Size | 2550 mm | 2740 mm |
