2003 Infiniti Q45 vs. 2011 Toyota Avalon
To start off, 2011 Toyota Avalon is newer by 8 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 72 more horse power than 2011 Toyota Avalon. (268 HP @ 6200 RPM). In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 2011 Toyota Avalon. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti Q45 weights approximately 164 kg more than 2011 Toyota Avalon. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 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 2003 Infiniti Q45. However, in wet, icy, snow, or gravel driving conditions, 2011 Toyota Avalon, 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, 2003 Infiniti Q45 (451 Nm @ 4000 RPM) has 115 more torque (in Nm) than 2011 Toyota Avalon. (336 Nm @ 4700 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2011 Toyota Avalon.
Compare all specifications:
| 2003 Infiniti Q45 | 2011 Toyota Avalon | |
| Make | Infiniti | Toyota |
| Model | Q45 | Avalon |
| Year Released | 2003 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 3500 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 268 HP |
| Engine RPM | 6400 RPM | 6200 RPM |
| Torque | 451 Nm | 336 Nm |
| Torque RPM | 4000 RPM | 4700 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1804 kg | 1640 kg |
| Vehicle Length | 5080 mm | 5019 mm |
| Vehicle Width | 1850 mm | 1849 mm |
| Vehicle Height | 1500 mm | 1486 mm |
| Wheelbase Size | 2880 mm | 2819 mm |
| Fuel Tank Capacity | 81 L | 70 L |
