2005 Infiniti Q45 vs. 2007 Porsche Boxster
To start off, 2007 Porsche Boxster is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2005 Infiniti Q45 would be higher. At 4,490 cc (8 cylinders), 2005 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2005 Infiniti Q45 (340 HP) has 64 more horse power than 2007 Porsche Boxster. (276 HP). In normal driving conditions, 2005 Infiniti Q45 should accelerate faster than 2007 Porsche Boxster. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti Q45 weights approximately 492 kg more than 2007 Porsche Boxster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2005 Infiniti Q45 (453 Nm) has 132 more torque (in Nm) than 2007 Porsche Boxster. (321 Nm). This means 2005 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche Boxster. 2005 Infiniti Q45 has automatic transmission and 2007 Porsche Boxster has manual transmission. 2007 Porsche Boxster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Infiniti Q45 | 2007 Porsche Boxster | |
| Make | Infiniti | Porsche |
| Model | Q45 | Boxster |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 4490 cc | 3179 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 276 HP |
| Torque | 453 Nm | 321 Nm |
| Engine Bore Size | 93 mm | 93 mm |
| Engine Stroke Size | 83 mm | 78 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1837 kg | 1345 kg |
| Vehicle Length | 5080 mm | 4370 mm |
| Vehicle Width | 1850 mm | 1810 mm |
| Vehicle Height | 1500 mm | 1300 mm |
| Wheelbase Size | 2880 mm | 2420 mm |
| Fuel Consumption Highway | 9.4 L/100km | 8.4 L/100km |
| Fuel Consumption City | 13.8 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 10.4 L/100km |
| Fuel Tank Capacity | 81 L | 64 L |
