2009 Mazda RX-8 vs. 2006 Mercedes-Benz R
To start off, 2009 Mazda RX-8 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz R. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz R would be higher. At 3,506 cc (6 cylinders), 2006 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz R (268 HP @ 6000 RPM) has 79 more horse power than 2009 Mazda RX-8. (189 HP @ 7000 RPM) In normal driving conditions, 2006 Mercedes-Benz R should accelerate faster than 2009 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz R weights approximately 785 kg more than 2009 Mazda RX-8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mazda RX-8. In wet, icy, snow, or gravel driving conditions, 2006 Mercedes-Benz R will offer significantly more control. 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, 2006 Mercedes-Benz R (350 Nm @ 2400 RPM) has 130 more torque (in Nm) than 2009 Mazda RX-8. (220 Nm @ 5000 RPM). This means 2006 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2009 Mazda RX-8. 2006 Mercedes-Benz R has automatic transmission and 2009 Mazda RX-8 has manual transmission. 2009 Mazda RX-8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Mercedes-Benz R will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Mazda RX-8 | 2006 Mercedes-Benz R | |
| Make | Mazda | Mercedes-Benz |
| Model | RX-8 | R |
| Year Released | 2009 | 2006 |
| Body Type | Coupe | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1308 cc | 3506 cc |
| Engine Type | dual-disk rotary | V |
| Horse Power | 189 HP | 268 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 220 Nm | 350 Nm |
| Torque RPM | 5000 RPM | 2400 RPM |
| Engine Bore Size | 78.1 mm | 92.9 mm |
| Engine Stroke Size | 83.6 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 7.2 seconds | 8.4 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1420 kg | 2205 kg |
| Vehicle Length | 4440 mm | 5160 mm |
| Vehicle Width | 1780 mm | 1930 mm |
| Vehicle Height | 1350 mm | 1660 mm |
| Wheelbase Size | 2710 mm | 3220 mm |
| Fuel Consumption Overall | 10.6 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 61 L | 80 L |
