2003 Mazda 6 vs. 2007 Toyota Highlander
To start off, 2007 Toyota Highlander 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 3,311 cc (6 cylinders), 2007 Toyota Highlander is equipped with a bigger engine. In terms of performance, 2007 Toyota Highlander (215 HP @ 5600 RPM) has 55 more horse power than 2003 Mazda 6. (160 HP @ 6500 RPM) In normal driving conditions, 2007 Toyota Highlander should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mazda 6 weights approximately 531 kg more than 2007 Toyota Highlander.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Toyota Highlander (301 Nm @ 3600 RPM) has 96 more torque (in Nm) than 2003 Mazda 6. (205 Nm @ 4000 RPM). This means 2007 Toyota Highlander will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6.
Compare all specifications:
| 2003 Mazda 6 | 2007 Toyota Highlander | |
| Make | Mazda | Toyota |
| Model | 6 | Highlander |
| Year Released | 2003 | 2007 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 3311 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 160 HP | 215 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 205 Nm | 301 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Compression Ratio | 11.0:1 | 10.8:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1605 kg | 1074 kg |
| Vehicle Length | 4710 mm | 4700 mm |
| Vehicle Width | 1790 mm | 1830 mm |
| Vehicle Height | 1500 mm | 1740 mm |
| Wheelbase Size | 2680 mm | 2720 mm |
| Fuel Tank Capacity | 62 L | 72 L |
