1991 Alfa Romeo Proteo vs. 2004 Nissan Xterra
To start off, 2004 Nissan Xterra is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo Proteo. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo Proteo would be higher. At 3,278 cc (6 cylinders), 2004 Nissan Xterra is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo Proteo (256 HP @ 7200 RPM) has 75 more horse power than 2004 Nissan Xterra. (181 HP @ 3600 RPM). In normal driving conditions, 1991 Alfa Romeo Proteo should accelerate faster than 2004 Nissan Xterra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Nissan Xterra weights approximately 280 kg more than 1991 Alfa Romeo Proteo.
Compare all specifications:
| 1991 Alfa Romeo Proteo | 2004 Nissan Xterra | |
| Make | Alfa Romeo | Nissan |
| Model | Proteo | Xterra |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 3278 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 256 HP | 181 HP |
| Engine RPM | 7200 RPM | 3600 RPM |
| Engine Bore Size | 93.1 mm | 92 mm |
| Engine Stroke Size | 72.6 mm | 83 mm |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1750 kg |
| Vehicle Length | 4150 mm | 4530 mm |
