2008 Infiniti G35 vs. 2003 Mazda Roadster
To start off, 2008 Infiniti G35 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 3,498 cc (6 cylinders), 2008 Infiniti G35 is equipped with a bigger engine. In terms of performance, 2008 Infiniti G35 (306 HP @ 6800 RPM) has 188 more horse power than 2003 Mazda Roadster. (118 HP @ 6500 RPM). In normal driving conditions, 2008 Infiniti G35 should accelerate faster than 2003 Mazda Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2008 Infiniti G35 weights approximately 290 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 2003 Mazda Roadster 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 2003 Mazda Roadster. However, in wet, icy, snow, or gravel driving conditions, 2008 Infiniti G35, 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, 2008 Infiniti G35 (363 Nm @ 5200 RPM) has 223 more torque (in Nm) than 2003 Mazda Roadster. (140 Nm @ 5000 RPM). This means 2008 Infiniti G35 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster. 2003 Mazda Roadster has automatic transmission and 2008 Infiniti G35 has manual transmission. 2008 Infiniti G35 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Mazda Roadster will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Infiniti G35 | 2003 Mazda Roadster | |
| Make | Infiniti | Mazda |
| Model | G35 | Roadster |
| Year Released | 2008 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 306 HP | 118 HP |
| Engine RPM | 6800 RPM | 6500 RPM |
| Torque | 363 Nm | 140 Nm |
| Torque RPM | 5200 RPM | 5000 RPM |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1030 kg |
| Vehicle Length | 4760 mm | 3960 mm |
| Vehicle Width | 1780 mm | 1690 mm |
| Vehicle Height | 1460 mm | 1240 mm |
| Wheelbase Size | 2860 mm | 2270 mm |
| Fuel Tank Capacity | 76 L | 48 L |
