1991 Alfa Romeo Proteo vs. 2004 Audi A4
To start off, 2004 Audi A4 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 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 59 more horse power than 2004 Audi A4. (197 HP @ 5100 RPM). In normal driving conditions, 1991 Alfa Romeo Proteo should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 115 kg more than 1991 Alfa Romeo Proteo.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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. 2004 Audi A4 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. 2004 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Alfa Romeo Proteo | 2004 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | Proteo | A4 |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 1984 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 197 HP |
| Engine RPM | 7200 RPM | 5100 RPM |
| Engine Bore Size | 93.1 mm | 82.5 mm |
| Engine Stroke Size | 72.6 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1585 kg |
| Vehicle Length | 4150 mm | 4590 mm |
