2003 Alpina B7 vs. 2007 Mazda 3
To start off, 2007 Mazda 3 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Alpina B7. In addition, the cost of maintenance, including insurance, on 2003 Alpina B7 would be higher. At 4,396 cc (8 cylinders), 2003 Alpina B7 is equipped with a bigger engine. In terms of performance, 2003 Alpina B7 (492 HP @ 5500 RPM) has 353 more horse power than 2007 Mazda 3. (139 HP @ 6500 RPM). In normal driving conditions, 2003 Alpina B7 should accelerate faster than 2007 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B7 weights approximately 769 kg more than 2007 Mazda 3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Alpina B7 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Alpina B7. However, in wet, icy, snow, or gravel driving conditions, 2007 Mazda 3, being front wheel drive (FWD), will offer much better control with better grip. 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 B7 (700 Nm @ 3000 RPM) has 518 more torque (in Nm) than 2007 Mazda 3. (182 Nm @ 4500 RPM). This means 2003 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda 3. 2003 Alpina B7 has automatic transmission and 2007 Mazda 3 has manual transmission. 2007 Mazda 3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alpina B7 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alpina B7 | 2007 Mazda 3 | |
| Make | Alpina | Mazda |
| Model | B7 | 3 |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 492 HP | 139 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 700 Nm | 182 Nm |
| Torque RPM | 3000 RPM | 4500 RPM |
| Engine Bore Size | 92 mm | 87.6 mm |
| Engine Stroke Size | 82.7 mm | 83.1 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 5.5 seconds | 10.9 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2000 kg | 1231 kg |
| Vehicle Length | 5040 mm | 4550 mm |
| Vehicle Width | 1910 mm | 1760 mm |
| Vehicle Height | 1500 mm | 1470 mm |
| Wheelbase Size | 3000 mm | 2650 mm |
| Fuel Consumption Overall | 11.2 L/100km | 10.9 L/100km |
| Fuel Tank Capacity | 88 L | 55 L |
