1981 BMW 745 vs. 1998 Infiniti QX4
To start off, 1998 Infiniti QX4 is newer by 17 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 3,498 cc (6 cylinders), 1998 Infiniti QX4 is equipped with a bigger engine. In terms of performance, 1981 BMW 745 (252 HP @ 5200 RPM) has 14 more horse power than 1998 Infiniti QX4. (238 HP @ 6000 RPM). In normal driving conditions, 1981 BMW 745 should accelerate faster than 1998 Infiniti QX4. With that said, vehicle weight also plays an important factor in acceleration. 1998 Infiniti QX4 weights approximately 370 kg more than 1981 BMW 745.
Because 1998 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 745. In wet, icy, snow, or gravel driving conditions, 1998 Infiniti QX4 will offer significantly more control. 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, 1981 BMW 745 (380 Nm @ 2200 RPM) has 21 more torque (in Nm) than 1998 Infiniti QX4. (359 Nm @ 3200 RPM). This means 1981 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 1998 Infiniti QX4. 1998 Infiniti QX4 has automatic transmission and 1981 BMW 745 has manual transmission. 1981 BMW 745 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1998 Infiniti QX4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 BMW 745 | 1998 Infiniti QX4 | |
| Make | BMW | Infiniti |
| Model | 745 | QX4 |
| Year Released | 1981 | 1998 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 252 HP | 238 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 380 Nm | 359 Nm |
| Torque RPM | 2200 RPM | 3200 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1590 kg | 1960 kg |
| Vehicle Length | 4870 mm | 4660 mm |
| Vehicle Width | 1810 mm | 1850 mm |
| Vehicle Height | 1440 mm | 1800 mm |
| Wheelbase Size | 2800 mm | 2710 mm |
