2003 Alpina B3 vs. 2005 Audi S4
To start off, 2005 Audi S4 is newer by 2 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 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 39 more horse power than 2003 Alpina B3. (301 HP @ 6300 RPM) In normal driving conditions, 2005 Audi S4 should accelerate faster than 2003 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B3 weights approximately 160 kg more than 2005 Audi S4.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 48 more torque (in Nm) than 2003 Alpina B3. (362 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alpina B3.
Compare all specifications:
| 2003 Alpina B3 | 2005 Audi S4 | |
| Make | Alpina | Audi |
| Model | B3 | S4 |
| Year Released | 2003 | 2005 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 4161 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 301 HP | 340 HP |
| Engine RPM | 6300 RPM | 6300 RPM |
| Torque | 362 Nm | 410 Nm |
| Engine Bore Size | 87.1 mm | 85 mm |
| Engine Stroke Size | 93.9 mm | 93 mm |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2000 kg | 1840 kg |
| Vehicle Length | 4480 mm | 4580 mm |
| Vehicle Width | 1750 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 3000 mm | 2660 mm |
| Fuel Consumption Overall | 11.1 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 63 L |
