1992 Infiniti Q45 vs. 1978 Mazda RX-2
To start off, 1992 Infiniti Q45 is newer by 14 year(s). Which means there will be less support and parts availability for 1978 Mazda RX-2. In addition, the cost of maintenance, including insurance, on 1978 Mazda RX-2 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 159 more horse power than 1978 Mazda RX-2. (118 HP @ 6500 RPM). In normal driving conditions, 1992 Infiniti Q45 should accelerate faster than 1978 Mazda RX-2. With that said, vehicle weight also plays an important factor in acceleration. 1992 Infiniti Q45 weights approximately 790 kg more than 1978 Mazda RX-2. 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, 1992 Infiniti Q45 (396 Nm @ 4000 RPM) has 239 more torque (in Nm) than 1978 Mazda RX-2. (157 Nm @ 3500 RPM). This means 1992 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda RX-2.
Compare all specifications:
| 1992 Infiniti Q45 | 1978 Mazda RX-2 | |
| Make | Infiniti | Mazda |
| Model | Q45 | RX-2 |
| Year Released | 1992 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 2290 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 277 HP | 118 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 396 Nm | 157 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1750 kg | 960 kg |
| Vehicle Length | 5080 mm | 4160 mm |
| Vehicle Width | 1830 mm | 1590 mm |
| Vehicle Height | 1440 mm | 1400 mm |
| Wheelbase Size | 2890 mm | 2480 mm |
