1975 BMW 1502 vs. 1991 Infiniti Q45
To start off, 1991 Infiniti Q45 is newer by 16 year(s). Which means there will be less support and parts availability for 1975 BMW 1502. In addition, the cost of maintenance, including insurance, on 1975 BMW 1502 would be higher. At 4,494 cc (8 cylinders), 1991 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1991 Infiniti Q45 (277 HP @ 6000 RPM) has 204 more horse power than 1975 BMW 1502. (73 HP @ 5800 RPM) In normal driving conditions, 1991 Infiniti Q45 should accelerate faster than 1975 BMW 1502. With that said, vehicle weight also plays an important factor in acceleration. 1991 Infiniti Q45 weights approximately 770 kg more than 1975 BMW 1502. 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, 1991 Infiniti Q45 (397 Nm @ 4000 RPM) has 279 more torque (in Nm) than 1975 BMW 1502. (118 Nm @ 3700 RPM). This means 1991 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 1502. 1991 Infiniti Q45 has automatic transmission and 1975 BMW 1502 has manual transmission. 1975 BMW 1502 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1975 BMW 1502 | 1991 Infiniti Q45 | |
| Make | BMW | Infiniti |
| Model | 1502 | Q45 |
| Year Released | 1975 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1573 cc | 4494 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 73 HP | 277 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 118 Nm | 397 Nm |
| Torque RPM | 3700 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 93 mm |
| Engine Stroke Size | 71 mm | 82.7 mm |
| Top Speed | 155 km/hour | 246 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 980 kg | 1750 kg |
| Vehicle Length | 4240 mm | 5080 mm |
| Vehicle Width | 1600 mm | 1830 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2510 mm | 2890 mm |
| Fuel Tank Capacity | 50 L | 72 L |
