1997 Alfa Romeo 155 vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 10 year(s). Which means there will be less support and parts availability for 1997 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1997 Alfa Romeo 155 would be higher. At 3,698 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (178 HP @ 3300 RPM) has 60 more horse power than 1997 Alfa Romeo 155. (118 HP @ 6300 RPM) In normal driving conditions, 2007 Audi A6 should accelerate faster than 1997 Alfa Romeo 155. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 385 kg more than 1997 Alfa Romeo 155. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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. Let's talk about torque, 2007 Audi A6 (380 Nm @ 1400 RPM) has 236 more torque (in Nm) than 1997 Alfa Romeo 155. (144 Nm @ 4500 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1997 Alfa Romeo 155. 2007 Audi A6 has automatic transmission and 1997 Alfa Romeo 155 has manual transmission. 1997 Alfa Romeo 155 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1997 Alfa Romeo 155 | 2007 Audi A6 | |
| Make | Alfa Romeo | Audi |
| Model | 155 | A6 |
| Year Released | 1997 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 3698 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 178 HP |
| Engine RPM | 6300 RPM | 3300 RPM |
| Torque | 144 Nm | 380 Nm |
| Torque RPM | 4500 RPM | 1400 RPM |
| Engine Bore Size | 82 mm | 83 mm |
| Engine Stroke Size | 75.7 mm | 83.1 mm |
| Engine Compression Ratio | 10.3:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1270 kg | 1655 kg |
| Vehicle Length | 4450 mm | 4920 mm |
| Vehicle Width | 1710 mm | 1470 mm |
| Vehicle Height | 1450 mm | 1860 mm |
