2009 Mazda RX-8 vs. 2003 Toyota Sienna
To start off, 2009 Mazda RX-8 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Toyota Sienna. In addition, the cost of maintenance, including insurance, on 2003 Toyota Sienna would be higher. At 2,997 cc (6 cylinders), 2003 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2003 Toyota Sienna (173 HP @ 5400 RPM) has 65 more horse power than 2009 Mazda RX-8. (108 HP @ 8200 RPM) In normal driving conditions, 2003 Toyota Sienna should accelerate faster than 2009 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 2003 Toyota Sienna weights approximately 580 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 2009 Mazda RX-8 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 2009 Mazda RX-8. However, in wet, icy, snow, or gravel driving conditions, 2003 Toyota Sienna, 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 Toyota Sienna (294 Nm @ 4300 RPM) has 154 more torque (in Nm) than 2009 Mazda RX-8. (140 Nm @ 5500 RPM). This means 2003 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2009 Mazda RX-8.
Compare all specifications:
| 2009 Mazda RX-8 | 2003 Toyota Sienna | |
| Make | Mazda | Toyota |
| Model | RX-8 | Sienna |
| Year Released | 2009 | 2003 |
| Body Type | Coupe | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1308 cc | 2997 cc |
| Engine Type | dual-disk rotary | V |
| Horse Power | 108 HP | 173 HP |
| Engine RPM | 8200 RPM | 5400 RPM |
| Torque | 140 Nm | 294 Nm |
| Torque RPM | 5500 RPM | 4300 RPM |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1125 kg | 1705 kg |
| Vehicle Length | 4440 mm | 4920 mm |
| Vehicle Width | 1780 mm | 1870 mm |
| Vehicle Height | 1350 mm | 1720 mm |
| Wheelbase Size | 2710 mm | 2910 mm |
