2003 Mazda Roadster vs. 2008 Toyota 4Runner
To start off, 2008 Toyota 4Runner is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Mazda Roadster. In addition, the cost of maintenance, including insurance, on 2003 Mazda Roadster would be higher. At 3,956 cc (6 cylinders), 2008 Toyota 4Runner is equipped with a bigger engine. In terms of performance, 2008 Toyota 4Runner (237 HP @ 5200 RPM) has 89 more horse power than 2003 Mazda Roadster. (148 HP @ 7000 RPM) In normal driving conditions, 2008 Toyota 4Runner should accelerate faster than 2003 Mazda Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2008 Toyota 4Runner weights approximately 272 kg more than 2003 Mazda Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Toyota 4Runner is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mazda Roadster. In wet, icy, snow, or gravel driving conditions, 2008 Toyota 4Runner 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, 2008 Toyota 4Runner (361 Nm @ 4000 RPM) has 194 more torque (in Nm) than 2003 Mazda Roadster. (167 Nm @ 5500 RPM). This means 2008 Toyota 4Runner will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster.
Compare all specifications:
| 2003 Mazda Roadster | 2008 Toyota 4Runner | |
| Make | Mazda | Toyota |
| Model | Roadster | 4Runner |
| Year Released | 2003 | 2008 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 1838 cc | 3956 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 237 HP |
| Engine RPM | 7000 RPM | 5200 RPM |
| Torque | 167 Nm | 361 Nm |
| Torque RPM | 5500 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1080 kg | 1352 kg |
| Vehicle Length | 3960 mm | 4810 mm |
| Vehicle Width | 1690 mm | 1920 mm |
| Vehicle Height | 1240 mm | 1770 mm |
| Wheelbase Size | 2270 mm | 2800 mm |
| Fuel Tank Capacity | 48 L | 87 L |
