2007 Lexus IS vs. 2003 Mazda 6
To start off, 2007 Lexus IS is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Mazda 6. In addition, the cost of maintenance, including insurance, on 2003 Mazda 6 would be higher. At 2,499 cc (6 cylinders), 2007 Lexus IS is equipped with a bigger engine. In terms of performance, 2007 Lexus IS (205 HP @ 6400 RPM) has 66 more horse power than 2003 Mazda 6. (139 HP @ 6000 RPM). In normal driving conditions, 2007 Lexus IS should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus IS weights approximately 415 kg more than 2003 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Lexus IS 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 2007 Lexus IS. However, in wet, icy, snow, or gravel driving conditions, 2003 Mazda 6, 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, 2007 Lexus IS (251 Nm @ 4800 RPM) has 70 more torque (in Nm) than 2003 Mazda 6. (181 Nm @ 4500 RPM). This means 2007 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6.
Compare all specifications:
| 2007 Lexus IS | 2003 Mazda 6 | |
| Make | Lexus | Mazda |
| Model | IS | 6 |
| Year Released | 2007 | 2003 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2499 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 205 HP | 139 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 251 Nm | 181 Nm |
| Torque RPM | 4800 RPM | 4500 RPM |
| Engine Compression Ratio | 12.0:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 8.1 seconds | 9.9 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1765 kg | 1350 kg |
| Vehicle Length | 4580 mm | 4710 mm |
| Vehicle Width | 1810 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1490 mm |
| Wheelbase Size | 2740 mm | 2610 mm |
| Fuel Consumption Overall | 9.3 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 65 L | 64 L |
