1978 Buick LeSabre vs. 2003 Infiniti QX4
To start off, 2003 Infiniti QX4 is newer by 25 year(s). Which means there will be less support and parts availability for 1978 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1978 Buick LeSabre would be higher. At 3,791 cc (6 cylinders), 1978 Buick LeSabre is equipped with a bigger engine. In terms of performance, 2003 Infiniti QX4 (238 HP @ 6000 RPM) has 134 more horse power than 1978 Buick LeSabre. (104 HP @ 3400 RPM) In normal driving conditions, 2003 Infiniti QX4 should accelerate faster than 1978 Buick LeSabre. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti QX4 weights approximately 370 kg more than 1978 Buick LeSabre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Buick LeSabre. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Infiniti QX4 (359 Nm @ 3200 RPM) has 108 more torque (in Nm) than 1978 Buick LeSabre. (251 Nm @ 2000 RPM). This means 2003 Infiniti QX4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Buick LeSabre.
Compare all specifications:
| 1978 Buick LeSabre | 2003 Infiniti QX4 | |
| Make | Buick | Infiniti |
| Model | LeSabre | QX4 |
| Year Released | 1978 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 104 HP | 238 HP |
| Engine RPM | 3400 RPM | 6000 RPM |
| Torque | 251 Nm | 359 Nm |
| Torque RPM | 2000 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1590 kg | 1960 kg |
| Vehicle Length | 5550 mm | 4660 mm |
| Vehicle Width | 1910 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1800 mm |
| Wheelbase Size | 2950 mm | 2710 mm |
