1998 Infiniti Q45 vs. 2005 Lexus RX
To start off, 2005 Lexus RX 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 4,130 cc (8 cylinders), 1998 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1998 Infiniti Q45 (265 HP @ 5600 RPM) has 64 more horse power than 2005 Lexus RX. (201 HP @ 5600 RPM). In normal driving conditions, 1998 Infiniti Q45 should accelerate faster than 2005 Lexus RX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Lexus RX weights approximately 150 kg more than 1998 Infiniti Q45.
Because 1998 Infiniti Q45 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1998 Infiniti Q45. However, in wet, icy, snow, or gravel driving conditions, 2005 Lexus RX, being front wheel drive (FWD), will offer much better control with better grip. 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, 1998 Infiniti Q45 (378 Nm @ 4000 RPM) has 95 more torque (in Nm) than 2005 Lexus RX. (283 Nm @ 4500 RPM). This means 1998 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2005 Lexus RX.
Compare all specifications:
| 1998 Infiniti Q45 | 2005 Lexus RX | |
| Make | Infiniti | Lexus |
| Model | Q45 | RX |
| Year Released | 1998 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4130 cc | 2995 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 265 HP | 201 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 378 Nm | 283 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1760 kg | 1910 kg |
| Wheelbase Size | 2840 mm | 2720 mm |
| Fuel Tank Capacity | 60 L | 72 L |
