2009 Lexus IS vs. 2003 Mazda Roadster
To start off, 2009 Lexus IS is newer by 6 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 2,499 cc (6 cylinders), 2009 Lexus IS is equipped with a bigger engine. In terms of performance, 2009 Lexus IS (204 HP @ 6400 RPM) has 47 more horse power than 2003 Mazda Roadster. (157 HP @ 7000 RPM). In normal driving conditions, 2009 Lexus IS should accelerate faster than 2003 Mazda Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2009 Lexus IS weights approximately 705 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 2009 Lexus IS 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, 2009 Lexus IS 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, 2009 Lexus IS (251 Nm @ 4800 RPM) has 81 more torque (in Nm) than 2003 Mazda Roadster. (170 Nm @ 5500 RPM). This means 2009 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster. 2009 Lexus IS has automatic transmission and 2003 Mazda Roadster has manual transmission. 2003 Mazda Roadster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Lexus IS will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Lexus IS | 2003 Mazda Roadster | |
Make | Lexus | Mazda |
Model | IS | Roadster |
Year Released | 2009 | 2003 |
Body Type | Sedan | Convertible |
Engine Position | Front | Front |
Engine Size | 2499 cc | 1839 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 204 HP | 157 HP |
Engine RPM | 6400 RPM | 7000 RPM |
Torque | 251 Nm | 170 Nm |
Torque RPM | 4800 RPM | 5500 RPM |
Engine Bore Size | 83 mm | 83 mm |
Engine Stroke Size | 77 mm | 85 mm |
Engine Compression Ratio | 12.0:1 | 10.5:1 |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1765 kg | 1060 kg |
Vehicle Length | 4590 mm | 3960 mm |
Vehicle Width | 1810 mm | 1690 mm |
Vehicle Height | 1450 mm | 1240 mm |
Wheelbase Size | 2740 mm | 2370 mm |
Fuel Tank Capacity | 65 L | 48 L |