1971 Buick Riviera vs. 1999 Infiniti QX4
To start off, 1999 Infiniti QX4 is newer by 28 year(s). Which means there will be less support and parts availability for 1971 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1971 Buick Riviera would be higher. At 7,468 cc (8 cylinders), 1971 Buick Riviera is equipped with a bigger engine. In terms of performance, 1971 Buick Riviera (311 HP @ 4200 RPM) has 73 more horse power than 1999 Infiniti QX4. (238 HP @ 6000 RPM). In normal driving conditions, 1971 Buick Riviera should accelerate faster than 1999 Infiniti QX4. With that said, vehicle weight also plays an important factor in acceleration. 1971 Buick Riviera weights approximately 78 kg more than 1999 Infiniti QX4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 1999 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, 1971 Buick Riviera (617 Nm @ 2600 RPM) has 258 more torque (in Nm) than 1999 Infiniti QX4. (359 Nm @ 3200 RPM). This means 1971 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1999 Infiniti QX4.
Compare all specifications:
| 1971 Buick Riviera | 1999 Infiniti QX4 | |
| Make | Buick | Infiniti |
| Model | Riviera | QX4 |
| Year Released | 1971 | 1999 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 7468 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 311 HP | 238 HP |
| Engine RPM | 4200 RPM | 6000 RPM |
| Torque | 617 Nm | 359 Nm |
| Torque RPM | 2600 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 2040 kg | 1962 kg |
| Vehicle Length | 5560 mm | 4660 mm |
| Vehicle Width | 2040 mm | 1850 mm |
| Vehicle Height | 1380 mm | 1800 mm |
| Wheelbase Size | 3110 mm | 2710 mm |
