2007 Audi A4 vs. 2003 Subaru B
To start off, 2007 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Subaru B. In addition, the cost of maintenance, including insurance, on 2003 Subaru B would be higher. At 3,121 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2003 Subaru B (389 HP @ 6400 RPM) has 137 more horse power than 2007 Audi A4. (252 HP @ 5100 RPM) In normal driving conditions, 2003 Subaru B should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 160 kg more than 2003 Subaru B.
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. Let's talk about torque, 2003 Subaru B (550 Nm @ 3600 RPM) has 220 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 2003 Subaru B will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2003 Subaru B | |
| Make | Audi | Subaru |
| Model | A4 | B |
| Year Released | 2007 | 2003 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3121 cc | 2999 cc |
| Horse Power | 252 HP | 389 HP |
| Engine RPM | 5100 RPM | 6400 RPM |
| Torque | 330 Nm | 550 Nm |
| Torque RPM | 3250 RPM | 3600 RPM |
| Engine Bore Size | 84.5 mm | 89.2 mm |
| Engine Stroke Size | 92.8 mm | 80 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1580 kg |
| Vehicle Length | 4580 mm | 4790 mm |
| Vehicle Width | 1400 mm | 1940 mm |
| Vehicle Height | 1780 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2680 mm |
