1971 Buick Riviera vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 42 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, both vehicles can yield 311 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 13 kg more than 1971 Buick Riviera.
Because 2013 BMW 7 Series 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, 2013 BMW 7 Series 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 170 more torque (in Nm) than 2013 BMW 7 Series. (447 Nm @ 4500 RPM). This means 1971 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2013 BMW 7 Series.
Compare all specifications:
| 1971 Buick Riviera | 2013 BMW 7 Series | |
| Make | Buick | BMW |
| Model | Riviera | 7 Series |
| Year Released | 1971 | 2013 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 7468 cc | 2979 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 311 HP | 311 HP |
| Engine RPM | 4200 RPM | 5800 RPM |
| Torque | 617 Nm | 447 Nm |
| Torque RPM | 2600 RPM | 4500 RPM |
| Engine Compression Ratio | 8.3:1 | 10.2 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2040 kg | 2053 kg |
| Vehicle Length | 5560 mm | 5214 mm |
| Vehicle Width | 2040 mm | 2134 mm |
| Vehicle Height | 1380 mm | 1481 mm |
| Wheelbase Size | 3110 mm | 3210 mm |
