2001 Alfa Romeo 145 vs. 2001 Audi A4
To start off, both 2001 Alfa Romeo 145 and 2001 Audi A4 were released in the same year (2001). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,496 cc (6 cylinders), 2001 Audi A4 is equipped with a bigger engine. In terms of performance, 2001 Audi A4 (247 HP @ 4000 RPM) has 144 more horse power than 2001 Alfa Romeo 145. (103 HP @ 6300 RPM) In normal driving conditions, 2001 Audi A4 should accelerate faster than 2001 Alfa Romeo 145. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A4 weights approximately 260 kg more than 2001 Alfa Romeo 145. 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, 2001 Audi A4 (330 Nm @ 1400 RPM) has 205 more torque (in Nm) than 2001 Alfa Romeo 145. (125 Nm @ 4600 RPM). This means 2001 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 145.
Compare all specifications:
| 2001 Alfa Romeo 145 | 2001 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | 145 | A4 |
| Year Released | 2001 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1370 cc | 2496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 103 HP | 247 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 125 Nm | 330 Nm |
| Torque RPM | 4600 RPM | 1400 RPM |
| Engine Bore Size | 82 mm | 78.3 mm |
| Engine Stroke Size | 64.9 mm | 86.4 mm |
| Engine Compression Ratio | 10.5:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 11.2 seconds | 9.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1535 kg |
| Vehicle Length | 4100 mm | 4550 mm |
| Vehicle Width | 1720 mm | 1770 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2600 mm | 2580 mm |
| Fuel Tank Capacity | 51 L | 70 L |
