1991 Alfa Romeo Proteo vs. 2013 Infiniti EX
To start off, 2013 Infiniti EX is newer by 22 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 3,696 cc (6 cylinders), 2013 Infiniti EX is equipped with a bigger engine. In terms of performance, 2013 Infiniti EX (321 HP @ 7000 RPM) has 65 more horse power than 1991 Alfa Romeo Proteo. (256 HP @ 7200 RPM) In normal driving conditions, 2013 Infiniti EX should accelerate faster than 1991 Alfa Romeo Proteo. With that said, vehicle weight also plays an important factor in acceleration. 2013 Infiniti EX weights approximately 325 kg more than 1991 Alfa Romeo Proteo. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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. 2013 Infiniti EX has automatic transmission and 1991 Alfa Romeo Proteo has manual transmission. 1991 Alfa Romeo Proteo will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 Infiniti EX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Alfa Romeo Proteo | 2013 Infiniti EX | |
| Make | Alfa Romeo | Infiniti |
| Model | Proteo | EX |
| Year Released | 1991 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 3696 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 321 HP |
| Engine RPM | 7200 RPM | 7000 RPM |
| Engine Bore Size | 93.1 mm | 95 mm |
| Engine Stroke Size | 72.6 mm | 86 mm |
| Fuel Type | Gasoline | Natural Gas (CNG) |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | 6-speed shiftable automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1470 kg | 1795 kg |
| Vehicle Length | 4150 mm | 4631 mm |
