1971 Buick Riviera vs. 2011 BMW X5
To start off, 2011 BMW X5 is newer by 40 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, 2011 BMW X5 (555 HP @ 6000 RPM) has 244 more horse power than 1971 Buick Riviera. (311 HP @ 4200 RPM) In normal driving conditions, 2011 BMW X5 should accelerate faster than 1971 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X5 weights approximately 395 kg more than 1971 Buick Riviera. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 1971 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 2011 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, 2011 BMW X5 (677 Nm @ 1500 RPM) has 60 more torque (in Nm) than 1971 Buick Riviera. (617 Nm @ 2600 RPM). This means 2011 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1971 Buick Riviera.
Compare all specifications:
1971 Buick Riviera | 2011 BMW X5 | |
Make | Buick | BMW |
Model | Riviera | X5 |
Year Released | 1971 | 2011 |
Body Type | Coupe | SUV |
Engine Position | Front | Front |
Engine Size | 7468 cc | 4400 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Horse Power | 311 HP | 555 HP |
Engine RPM | 4200 RPM | 6000 RPM |
Torque | 617 Nm | 677 Nm |
Torque RPM | 2600 RPM | 1500 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | AWD |
Transmission Type | Automatic | Automatic |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 2040 kg | 2435 kg |
Vehicle Length | 5560 mm | 4851 mm |
Vehicle Width | 2040 mm | 1994 mm |
Vehicle Height | 1380 mm | 1763 mm |
Wheelbase Size | 3110 mm | 2934 mm |