2000 Infiniti Q45 vs. 2004 Alfa Romeo 166
To start off, 2004 Alfa Romeo 166 is newer by 4 year(s). Which means there will be less support and parts availability for 2000 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2000 Infiniti Q45 would be higher. At 4,130 cc (8 cylinders), 2000 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2000 Infiniti Q45 (265 HP @ 5600 RPM) has 117 more horse power than 2004 Alfa Romeo 166. (148 HP @ 6500 RPM). In normal driving conditions, 2000 Infiniti Q45 should accelerate faster than 2004 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2000 Infiniti Q45 weights approximately 250 kg more than 2004 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2000 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 2000 Infiniti Q45. However, in wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 166, 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, 2000 Infiniti Q45 (378 Nm @ 4000 RPM) has 197 more torque (in Nm) than 2004 Alfa Romeo 166. (181 Nm @ 3800 RPM). This means 2000 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 166. 2000 Infiniti Q45 has automatic transmission and 2004 Alfa Romeo 166 has manual transmission. 2004 Alfa Romeo 166 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2000 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2000 Infiniti Q45 | 2004 Alfa Romeo 166 | |
| Make | Infiniti | Alfa Romeo |
| Model | Q45 | 166 |
| Year Released | 2000 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4130 cc | 1970 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 265 HP | 148 HP |
| Engine RPM | 5600 RPM | 6500 RPM |
| Torque | 378 Nm | 181 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 93 mm | 83 mm |
| Engine Stroke Size | 76 mm | 91 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1510 kg |
| Vehicle Length | 5070 mm | 4730 mm |
| Vehicle Width | 1830 mm | 1810 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2840 mm | 2710 mm |
