1994 Infiniti Q45 vs. 1973 Rover P5B
To start off, 1994 Infiniti Q45 is newer by 21 year(s). Which means there will be less support and parts availability for 1973 Rover P5B. In addition, the cost of maintenance, including insurance, on 1973 Rover P5B would be higher. At 4,493 cc (8 cylinders), 1994 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1994 Infiniti Q45 (277 HP @ 6000 RPM) has 119 more horse power than 1973 Rover P5B. (158 HP @ 5200 RPM). In normal driving conditions, 1994 Infiniti Q45 should accelerate faster than 1973 Rover P5B. With that said, vehicle weight also plays an important factor in acceleration. 1994 Infiniti Q45 weights approximately 160 kg more than 1973 Rover P5B. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1994 Infiniti Q45 (396 Nm @ 4000 RPM) has 101 more torque (in Nm) than 1973 Rover P5B. (295 Nm @ 3000 RPM). This means 1994 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1973 Rover P5B.
Compare all specifications:
| 1994 Infiniti Q45 | 1973 Rover P5B | |
| Make | Infiniti | Rover |
| Model | Q45 | P5B |
| Year Released | 1994 | 1973 |
| Engine Size | 4493 cc | 3526 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 277 HP | 158 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 396 Nm | 295 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1750 kg | 1590 kg |
| Vehicle Length | 5080 mm | 4750 mm |
| Vehicle Width | 1830 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1550 mm |
| Wheelbase Size | 2890 mm | 2820 mm |
