2008 Mazda RX-8 vs. 2005 Porsche 911
To start off, 2008 Mazda RX-8 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 3,818 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (355 HP @ 6800 RPM) has 166 more horse power than 2008 Mazda RX-8. (189 HP @ 7000 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2008 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 78 kg more than 2008 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, 2005 Porsche 911 (385 Nm @ 4600 RPM) has 165 more torque (in Nm) than 2008 Mazda RX-8. (220 Nm @ 5000 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2008 Mazda RX-8. 2005 Porsche 911 has automatic transmission and 2008 Mazda RX-8 has manual transmission. 2008 Mazda RX-8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Mazda RX-8 | 2005 Porsche 911 | |
| Make | Mazda | Porsche |
| Model | RX-8 | 911 |
| Year Released | 2008 | 2005 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1308 cc | 3818 cc |
| Engine Type | dual-disk rotary | boxer |
| Horse Power | 189 HP | 355 HP |
| Engine RPM | 7000 RPM | 6800 RPM |
| Torque | 220 Nm | 385 Nm |
| Torque RPM | 5000 RPM | 4600 RPM |
| Engine Bore Size | 78 mm | 99 mm |
| Engine Stroke Size | 83.6 mm | 83 mm |
| Engine Compression Ratio | 10.0:1 | 11.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 223 km/hour | 293 km/hour |
| Acceleration 0-100mph | 7.2 seconds | 4.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1422 kg | 1500 kg |
| Vehicle Length | 4440 mm | 4430 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1350 mm | 1310 mm |
| Wheelbase Size | 2710 mm | 2360 mm |
| Fuel Consumption Overall | 10.6 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 61 L | 64 L |
