2005 BMW 645 vs. 1998 Infiniti Q45
To start off, 2005 BMW 645 is newer by 7 year(s). Which means there will be less support and parts availability for 1998 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1998 Infiniti Q45 would be higher. At 4,390 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (338 HP @ 6100 RPM) has 73 more horse power than 1998 Infiniti Q45. (265 HP @ 5600 RPM). In normal driving conditions, 2005 BMW 645 should accelerate faster than 1998 Infiniti Q45. With that said, vehicle weight also plays an important factor in acceleration. 1998 Infiniti Q45 weights approximately 45 kg more than 2005 BMW 645.
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 BMW 645 (439 Nm @ 3600 RPM) has 61 more torque (in Nm) than 1998 Infiniti Q45. (378 Nm @ 4000 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1998 Infiniti Q45. 1998 Infiniti Q45 has automatic transmission and 2005 BMW 645 has manual transmission. 2005 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1998 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
2005 BMW 645 | 1998 Infiniti Q45 | |
Make | BMW | Infiniti |
Model | 645 | Q45 |
Year Released | 2005 | 1998 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 4390 cc | 4130 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 338 HP | 265 HP |
Engine RPM | 6100 RPM | 5600 RPM |
Torque | 439 Nm | 378 Nm |
Torque RPM | 3600 RPM | 4000 RPM |
Engine Bore Size | 92 mm | 93.1 mm |
Engine Stroke Size | 83 mm | 76 mm |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | Rear | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1715 kg | 1760 kg |
Vehicle Length | 4830 mm | 5070 mm |
Vehicle Width | 1860 mm | 1830 mm |
Vehicle Height | 1380 mm | 1450 mm |
Wheelbase Size | 2790 mm | 2840 mm |
Fuel Tank Capacity | 70 L | 60 L |