2006 Infiniti Q45 vs. 1984 Mazda Cosmo
To start off, 2006 Infiniti Q45 is newer by 22 year(s). Which means there will be less support and parts availability for 1984 Mazda Cosmo. In addition, the cost of maintenance, including insurance, on 1984 Mazda Cosmo would be higher. At 4,490 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 192 more horse power than 1984 Mazda Cosmo. (148 HP @ 6000 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 1984 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti Q45 weights approximately 85 kg more than 1984 Mazda Cosmo. 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, 2006 Infiniti Q45 (452 Nm @ 4000 RPM) has 251 more torque (in Nm) than 1984 Mazda Cosmo. (201 Nm @ 3000 RPM). This means 2006 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1984 Mazda Cosmo.
Compare all specifications:
| 2006 Infiniti Q45 | 1984 Mazda Cosmo | |
| Make | Infiniti | Mazda |
| Model | Q45 | Cosmo |
| Year Released | 2006 | 1984 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4490 cc | 2616 cc |
| Engine Cylinders | 8 cylinders | 2 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 148 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 452 Nm | 201 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1235 kg |
| Vehicle Length | 5110 mm | 4670 mm |
| Vehicle Width | 1850 mm | 1700 mm |
| Vehicle Height | 1500 mm | 1420 mm |
| Wheelbase Size | 2880 mm | 2620 mm |
