2007 Honda Civic vs. 2003 Infiniti Q45
To start off, 2007 Honda Civic is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2003 Infiniti Q45 would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2003 Infiniti Q45 (340 HP @ 6400 RPM) has 202 more horse power than 2007 Honda Civic. (138 HP @ 6300 RPM) In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 2007 Honda Civic. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti Q45 weights approximately 622 kg more than 2007 Honda Civic. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Honda Civic is four wheel drive (4WD), it will have significant more traction and grip than 2003 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2007 Honda Civic 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, 2003 Infiniti Q45 (451 Nm @ 4000 RPM) has 277 more torque (in Nm) than 2007 Honda Civic. (174 Nm @ 4200 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2007 Honda Civic.
Compare all specifications:
| 2007 Honda Civic | 2003 Infiniti Q45 | |
| Make | Honda | Infiniti |
| Model | Civic | Q45 |
| Year Released | 2007 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1799 cc | 4494 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 340 HP |
| Engine RPM | 6300 RPM | 6400 RPM |
| Torque | 174 Nm | 451 Nm |
| Torque RPM | 4200 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1182 kg | 1804 kg |
| Vehicle Length | 4670 mm | 5080 mm |
| Vehicle Height | 1690 mm | 1500 mm |
| Wheelbase Size | 2710 mm | 2880 mm |
| Fuel Tank Capacity | 50 L | 81 L |
