2003 Mazda Roadster vs. 2007 Suzuki Grand Vitara
To start off, 2007 Suzuki Grand Vitara is newer by 4 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 2,736 cc (6 cylinders), 2007 Suzuki Grand Vitara is equipped with a bigger engine. In terms of performance, 2007 Suzuki Grand Vitara (171 HP @ 3300 RPM) has 23 more horse power than 2003 Mazda Roadster. (148 HP @ 7000 RPM) In normal driving conditions, 2007 Suzuki Grand Vitara should accelerate faster than 2003 Mazda Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2007 Suzuki Grand Vitara weights approximately 610 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 2007 Suzuki Grand Vitara 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, 2007 Suzuki Grand Vitara 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, 2007 Suzuki Grand Vitara (231 Nm @ 3300 RPM) has 64 more torque (in Nm) than 2003 Mazda Roadster. (167 Nm @ 5500 RPM). This means 2007 Suzuki Grand Vitara will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster. 2003 Mazda Roadster has automatic transmission and 2007 Suzuki Grand Vitara has manual transmission. 2007 Suzuki Grand Vitara 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:
| 2003 Mazda Roadster | 2007 Suzuki Grand Vitara | |
| Make | Mazda | Suzuki |
| Model | Roadster | Grand Vitara |
| Year Released | 2003 | 2007 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 1838 cc | 2736 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 171 HP |
| Engine RPM | 7000 RPM | 3300 RPM |
| Torque | 167 Nm | 231 Nm |
| Torque RPM | 5500 RPM | 3300 RPM |
| Engine Bore Size | 83 mm | 88.1 mm |
| Engine Stroke Size | 85 mm | 75 mm |
| Engine Compression Ratio | 10.5:1 | 9.5:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1080 kg | 1690 kg |
| Vehicle Length | 3960 mm | 4710 mm |
| Vehicle Width | 1690 mm | 1790 mm |
| Vehicle Height | 1240 mm | 1750 mm |
| Wheelbase Size | 2270 mm | 2810 mm |
| Fuel Tank Capacity | 48 L | 66 L |
