1991 Alfa Romeo 164 vs. 1999 Opel Omega
To start off, 1999 Opel Omega is newer by 8 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo 164. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo 164 would be higher. At 2,497 cc (6 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo 164 (207 HP @ 6000 RPM) has 76 more horse power than 1999 Opel Omega. (131 HP @ 4500 RPM). In normal driving conditions, 1991 Alfa Romeo 164 should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 235 kg more than 1991 Alfa Romeo 164.
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, 1991 Alfa Romeo 164, 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, 1991 Alfa Romeo 164 (289 Nm @ 2750 RPM) has 54 more torque (in Nm) than 1999 Opel Omega. (235 Nm @ 2200 RPM). This means 1991 Alfa Romeo 164 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega.
Compare all specifications:
| 1991 Alfa Romeo 164 | 1999 Opel Omega | |
| Make | Alfa Romeo | Opel |
| Model | 164 | Omega |
| Year Released | 1991 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1996 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 207 HP | 131 HP |
| Engine RPM | 6000 RPM | 4500 RPM |
| Torque | 289 Nm | 235 Nm |
| Torque RPM | 2750 RPM | 2200 RPM |
| Engine Bore Size | 80 mm | 80 mm |
| Engine Stroke Size | 66.2 mm | 82.8 mm |
| Engine Compression Ratio | 8.0:1 | 22.5:1 |
| Top Speed | 243 km/hour | 200 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 12 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1440 kg | 1675 kg |
| Vehicle Length | 4560 mm | 4900 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1410 mm | 1460 mm |
| Wheelbase Size | 2670 mm | 2840 mm |
| Fuel Tank Capacity | 70 L | 75 L |
