2005 Infiniti Q45 vs. 1990 Pontiac Grand Prix
To start off, 2005 Infiniti Q45 is newer by 15 year(s). Which means there will be less support and parts availability for 1990 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 1990 Pontiac Grand Prix would be higher. At 4,490 cc (8 cylinders), 2005 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2005 Infiniti Q45 (340 HP) has 132 more horse power than 1990 Pontiac Grand Prix. (208 HP). In normal driving conditions, 2005 Infiniti Q45 should accelerate faster than 1990 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti Q45 weights approximately 228 kg more than 1990 Pontiac Grand Prix. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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 2005 Infiniti Q45. However, in wet, icy, snow, or gravel driving conditions, 1990 Pontiac Grand Prix, 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, 2005 Infiniti Q45 (453 Nm) has 162 more torque (in Nm) than 1990 Pontiac Grand Prix. (291 Nm). This means 2005 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1990 Pontiac Grand Prix. 2005 Infiniti Q45 has automatic transmission and 1990 Pontiac Grand Prix has manual transmission. 1990 Pontiac Grand Prix will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Infiniti Q45 | 1990 Pontiac Grand Prix | |
| Make | Infiniti | Pontiac |
| Model | Q45 | Grand Prix |
| Year Released | 2005 | 1990 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4490 cc | 3352 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 340 HP | 208 HP |
| Torque | 453 Nm | 291 Nm |
| Engine Bore Size | 93 mm | 92 mm |
| Engine Stroke Size | 83 mm | 84 mm |
| Engine Compression Ratio | 10.5:1 | 9.3:1 |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1837 kg | 1609 kg |
| Vehicle Length | 5080 mm | 4930 mm |
| Vehicle Width | 1850 mm | 1810 mm |
| Vehicle Height | 1500 mm | 1360 mm |
| Wheelbase Size | 2880 mm | 2790 mm |
| Fuel Tank Capacity | 81 L | 76 L |
