1991 Alfa Romeo Proteo vs. 1990 Opel Omega
To start off, 1991 Alfa Romeo Proteo is newer by 1 year(s). Which means there will be less support and parts availability for 1990 Opel Omega. In addition, the cost of maintenance, including insurance, on 1990 Opel Omega would be higher. At 2,959 cc (6 cylinders), 1991 Alfa Romeo Proteo is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo Proteo (256 HP @ 7200 RPM) has 107 more horse power than 1990 Opel Omega. (149 HP @ 5600 RPM). In normal driving conditions, 1991 Alfa Romeo Proteo should accelerate faster than 1990 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1991 Alfa Romeo Proteo weights approximately 5 kg more than 1990 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1991 Alfa Romeo Proteo | 1990 Opel Omega | |
| Make | Alfa Romeo | Opel |
| Model | Proteo | Omega |
| Year Released | 1991 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2594 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 256 HP | 149 HP |
| Engine RPM | 7200 RPM | 5600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1470 kg | 1465 kg |
| Vehicle Length | 4150 mm | 4740 mm |
