1992 Infiniti Q45 vs. 1990 Infiniti G20
To start off, 1992 Infiniti Q45 is newer by 2 year(s). Which means there will be less support and parts availability for 1990 Infiniti G20. In addition, the cost of maintenance, including insurance, on 1990 Infiniti G20 would be higher. At 4,494 cc (8 cylinders), 1992 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1992 Infiniti Q45 (277 HP @ 6000 RPM) has 135 more horse power than 1990 Infiniti G20. (142 HP @ 6400 RPM). In normal driving conditions, 1992 Infiniti Q45 should accelerate faster than 1990 Infiniti G20. With that said, vehicle weight also plays an important factor in acceleration. 1992 Infiniti Q45 weights approximately 505 kg more than 1990 Infiniti G20. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1992 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 1992 Infiniti Q45. However, in wet, icy, snow, or gravel driving conditions, 1990 Infiniti G20, 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, 1992 Infiniti Q45 (396 Nm @ 4000 RPM) has 215 more torque (in Nm) than 1990 Infiniti G20. (181 Nm @ 4800 RPM). This means 1992 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1990 Infiniti G20.
Compare all specifications:
| 1992 Infiniti Q45 | 1990 Infiniti G20 | |
| Make | Infiniti | Infiniti |
| Model | Q45 | G20 |
| Year Released | 1992 | 1990 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 277 HP | 142 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 396 Nm | 181 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 1245 kg |
| Vehicle Length | 5080 mm | 4450 mm |
| Vehicle Width | 1830 mm | 1700 mm |
| Vehicle Height | 1440 mm | 1400 mm |
| Wheelbase Size | 2890 mm | 2560 mm |
