2000 Audi A4 vs. 1999 Infiniti Q45
To start off, 2000 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 1999 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1999 Infiniti Q45 would be higher. At 4,128 cc (8 cylinders), 1999 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1999 Infiniti Q45 (265 HP @ 5600 RPM) has 105 more horse power than 2000 Audi A4. (160 HP @ 5700 RPM) In normal driving conditions, 1999 Infiniti Q45 should accelerate faster than 2000 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1999 Infiniti Q45 weights approximately 344 kg more than 2000 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 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 1999 Infiniti Q45. However, in wet, icy, snow, or gravel driving conditions, 2000 Audi A4, 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, 1999 Infiniti Q45 (378 Nm @ 4000 RPM) has 39 more torque (in Nm) than 2000 Audi A4. (339 Nm @ 1750 RPM). This means 1999 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2000 Audi A4.
Compare all specifications:
| 2000 Audi A4 | 1999 Infiniti Q45 | |
| Make | Audi | Infiniti |
| Model | A4 | Q45 |
| Year Released | 2000 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 4128 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 160 HP | 265 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 339 Nm | 378 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 93 mm |
| Engine Stroke Size | 86.4 mm | 76 mm |
| Engine Compression Ratio | 9.3:1 | 10.5:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1415 kg | 1759 kg |
| Vehicle Length | 4550 mm | 5080 mm |
| Vehicle Width | 1770 mm | 1830 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
| Fuel Tank Capacity | 70 L | 60 L |
