2003 Alpina B3 vs. 2010 BMW Z4
To start off, 2010 BMW Z4 is newer by 7 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 (301 HP @ 6300 RPM) has 1 more horse power than 2010 BMW Z4. (300 HP @ 5800 RPM). In normal driving conditions, 2003 Alpina B3 should accelerate faster than 2010 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B3 weights approximately 435 kg more than 2010 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2010 BMW Z4 (406 Nm @ 1400 RPM) has 44 more torque (in Nm) than 2003 Alpina B3. (362 Nm @ 4800 RPM). This means 2010 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alpina B3.
Compare all specifications:
| 2003 Alpina B3 | 2010 BMW Z4 | |
| Make | Alpina | BMW |
| Model | B3 | Z4 |
| Year Released | 2003 | 2010 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 300 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 362 Nm | 406 Nm |
| Torque RPM | 4800 RPM | 1400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2000 kg | 1565 kg |
| Vehicle Length | 4480 mm | 4239 mm |
| Vehicle Width | 1750 mm | 1791 mm |
| Vehicle Height | 1420 mm | 1290 mm |
| Wheelbase Size | 3000 mm | 2497 mm |
| Fuel Tank Capacity | 63 L | 55 L |
