2003 Alpina B3 vs. 2007 Audi A3
To start off, 2007 Audi A3 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Alpina B3. In addition, the cost of maintenance, including insurance, on 2003 Alpina B3 would be higher. At 3,346 cc (6 cylinders), 2003 Alpina B3 is equipped with a bigger engine. In terms of performance, 2003 Alpina B3 (302 HP @ 6300 RPM) has 55 more horse power than 2007 Audi A3. (247 HP @ 6300 RPM). In normal driving conditions, 2003 Alpina B3 should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 134 kg more than 2003 Alpina B3.
Because 2007 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alpina B3. In wet, icy, snow, or gravel driving conditions, 2007 Audi A3 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. Let's talk about torque, 2003 Alpina B3 (362 Nm @ 4800 RPM) has 42 more torque (in Nm) than 2007 Audi A3. (320 Nm @ 2500 RPM). This means 2003 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2003 Alpina B3 | 2007 Audi A3 | |
| Make | Alpina | Audi |
| Model | B3 | A3 |
| Year Released | 2003 | 2007 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 3189 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 247 HP |
| Engine RPM | 6300 RPM | 6300 RPM |
| Torque | 362 Nm | 320 Nm |
| Torque RPM | 4800 RPM | 2500 RPM |
| Engine Bore Size | 87 mm | 84 mm |
| Engine Stroke Size | 93.8 mm | 95.9 mm |
| Engine Compression Ratio | 9.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1480 kg | 1614 kg |
| Vehicle Length | 4490 mm | 4290 mm |
| Vehicle Width | 1760 mm | 1770 mm |
| Vehicle Height | 1360 mm | 1430 mm |
| Wheelbase Size | 2730 mm | 2580 mm |
| Fuel Tank Capacity | 88 L | 60 L |
