2004 BMW X5 vs. 1971 Buick Riviera
To start off, 2004 BMW X5 is newer by 33 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 83 more horse power than 2004 BMW X5. (228 HP @ 7400 RPM) In normal driving conditions, 1971 Buick Riviera should accelerate faster than 2004 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW X5 weights approximately 70 kg more than 1971 Buick Riviera.
Because 2004 BMW X5 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, 2004 BMW X5 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) has 327 more torque (in Nm) than 2004 BMW X5. (290 Nm). This means 1971 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW X5.
Compare all specifications:
| 2004 BMW X5 | 1971 Buick Riviera | |
| Make | BMW | Buick |
| Model | X5 | Riviera |
| Year Released | 2004 | 1971 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2978 cc | 7468 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 228 HP | 311 HP |
| Engine RPM | 7400 RPM | 4200 RPM |
| Torque | 290 Nm | 617 Nm |
| Engine Compression Ratio | 10.2:1 | 8.3:1 |
| Drive Type | 4WD | Rear |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2110 kg | 2040 kg |
| Vehicle Length | 4670 mm | 5560 mm |
| Vehicle Width | 1880 mm | 2040 mm |
| Vehicle Height | 1770 mm | 1380 mm |
| Wheelbase Size | 2940 mm | 3110 mm |
