2004 BMW 630 vs. 2001 Infiniti Q45
To start off, 2004 BMW 630 is newer by 3 year(s). Which means there will be less support and parts availability for 2001 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2001 Infiniti Q45 would be higher. At 4,129 cc (8 cylinders), 2001 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2001 Infiniti Q45 (265 HP @ 5600 RPM) has 11 more horse power than 2004 BMW 630. (254 HP @ 6600 RPM) In normal driving conditions, 2001 Infiniti Q45 should accelerate faster than 2004 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 630 weights approximately 16 kg more than 2001 Infiniti Q45.
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, 2001 Infiniti Q45 (378 Nm @ 4000 RPM) has 78 more torque (in Nm) than 2004 BMW 630. (300 Nm @ 2500 RPM). This means 2001 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 630.
Compare all specifications:
| 2004 BMW 630 | 2001 Infiniti Q45 | |
| Make | BMW | Infiniti |
| Model | 630 | Q45 |
| Year Released | 2004 | 2001 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 4129 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 265 HP |
| Engine RPM | 6600 RPM | 5600 RPM |
| Torque | 300 Nm | 378 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 85 mm | 93 mm |
| Engine Stroke Size | 88 mm | 76 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1776 kg | 1760 kg |
| Vehicle Length | 4830 mm | 5070 mm |
| Vehicle Width | 1860 mm | 1830 mm |
| Vehicle Height | 1380 mm | 1450 mm |
| Wheelbase Size | 2730 mm | 2840 mm |
| Fuel Tank Capacity | 70 L | 60 L |
