1991 Alfa Romeo Proteo vs. 2003 Alfa Romeo 166
To start off, 2003 Alfa Romeo 166 is newer by 12 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. Both 1991 Alfa Romeo Proteo and 2003 Alfa Romeo 166 are equipped with a 2,959 cc engine. In terms of performance, 1991 Alfa Romeo Proteo (256 HP @ 7200 RPM) has 39 more horse power than 2003 Alfa Romeo 166. (217 HP @ 6300 RPM). In normal driving conditions, 1991 Alfa Romeo Proteo should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 80 kg more than 1991 Alfa Romeo Proteo.
Because 1991 Alfa Romeo Proteo is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 1991 Alfa Romeo Proteo will offer significantly more control. 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. 2003 Alfa Romeo 166 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. 2003 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Alfa Romeo Proteo | 2003 Alfa Romeo 166 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | Proteo | 166 |
| Year Released | 1991 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2959 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 217 HP |
| Engine RPM | 7200 RPM | 6300 RPM |
| Engine Bore Size | 93.1 mm | 93 mm |
| Engine Stroke Size | 72.6 mm | 72.6 mm |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1470 kg | 1550 kg |
| Vehicle Length | 4150 mm | 4730 mm |
