2007 Alpina B5 vs. 2010 Mazda RX-8
To start off, 2010 Mazda RX-8 is newer by 3 year(s). Which means there will be less support and parts availability for 2007 Alpina B5. In addition, the cost of maintenance, including insurance, on 2007 Alpina B5 would be higher. At 4,398 cc (8 cylinders), 2007 Alpina B5 is equipped with a bigger engine. In terms of performance, 2007 Alpina B5 (493 HP @ 5500 RPM) has 261 more horse power than 2010 Mazda RX-8. (232 HP @ 8500 RPM). In normal driving conditions, 2007 Alpina B5 should accelerate faster than 2010 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alpina B5 weights approximately 332 kg more than 2010 Mazda RX-8. 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, 2007 Alpina B5 (700 Nm @ 4250 RPM) has 485 more torque (in Nm) than 2010 Mazda RX-8. (215 Nm @ 5500 RPM). This means 2007 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2010 Mazda RX-8. 2007 Alpina B5 has automatic transmission and 2010 Mazda RX-8 has manual transmission. 2010 Mazda RX-8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Alpina B5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Alpina B5 | 2010 Mazda RX-8 | |
| Make | Alpina | Mazda |
| Model | B5 | RX-8 |
| Year Released | 2007 | 2010 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1300 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 493 HP | 232 HP |
| Engine RPM | 5500 RPM | 8500 RPM |
| Torque | 700 Nm | 215 Nm |
| Torque RPM | 4250 RPM | 5500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1722 kg | 1390 kg |
| Vehicle Length | 4850 mm | 4460 mm |
| Vehicle Width | 1850 mm | 1770 mm |
| Vehicle Height | 1470 mm | 1341 mm |
| Wheelbase Size | 2890 mm | 2700 mm |
| Fuel Tank Capacity | 70 L | 64 L |
