2007 Mazda RX-8 vs. 2003 Subaru B
To start off, 2007 Mazda RX-8 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Subaru B. In addition, the cost of maintenance, including insurance, on 2003 Subaru B would be higher. At 2,999 cc (6 cylinders), 2003 Subaru B is equipped with a bigger engine. In terms of performance, 2003 Subaru B (389 HP @ 6400 RPM) has 157 more horse power than 2007 Mazda RX-8. (232 HP @ 8500 RPM) In normal driving conditions, 2003 Subaru B should accelerate faster than 2007 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 2003 Subaru B weights approximately 400 kg more than 2007 Mazda RX-8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Subaru B is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mazda RX-8. In wet, icy, snow, or gravel driving conditions, 2003 Subaru B 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, 2003 Subaru B (550 Nm @ 3600 RPM) has 334 more torque (in Nm) than 2007 Mazda RX-8. (216 Nm @ 5500 RPM). This means 2003 Subaru B will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda RX-8. 2003 Subaru B has automatic transmission and 2007 Mazda RX-8 has manual transmission. 2007 Mazda RX-8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Subaru B will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mazda RX-8 | 2003 Subaru B | |
| Make | Mazda | Subaru |
| Model | RX-8 | B |
| Year Released | 2007 | 2003 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1306 cc | 2999 cc |
| Engine Type | dual-disk rotary | boxer |
| Horse Power | 232 HP | 389 HP |
| Engine RPM | 8500 RPM | 6400 RPM |
| Torque | 216 Nm | 550 Nm |
| Torque RPM | 5500 RPM | 3600 RPM |
| Engine Bore Size | 73 mm | 89.2 mm |
| Engine Stroke Size | 85 mm | 80 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1180 kg | 1580 kg |
| Vehicle Length | 4430 mm | 4790 mm |
| Vehicle Width | 1780 mm | 1940 mm |
| Vehicle Height | 1350 mm | 1380 mm |
| Wheelbase Size | 2710 mm | 2680 mm |
