1971 Buick Riviera vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra 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 GMC Sierra (353 HP @ 5400 RPM) has 42 more horse power than 1971 Buick Riviera. (311 HP @ 4200 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 1971 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 619 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 GMC Sierra 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, 2011 GMC Sierra 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 111 more torque (in Nm) than 2011 GMC Sierra. (506 Nm @ 4400 RPM). This means 1971 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2011 GMC Sierra.
Compare all specifications:
| 1971 Buick Riviera | 2011 GMC Sierra | |
| Make | Buick | GMC |
| Model | Riviera | Sierra |
| Year Released | 1971 | 2011 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 7468 cc | 6000 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 311 HP | 353 HP |
| Engine RPM | 4200 RPM | 5400 RPM |
| Torque | 617 Nm | 506 Nm |
| Torque RPM | 2600 RPM | 4400 RPM |
| Engine Compression Ratio | 8.3:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2040 kg | 2659 kg |
| Vehicle Length | 5560 mm | 5720 mm |
| Vehicle Width | 2040 mm | 2440 mm |
| Vehicle Height | 1380 mm | 1960 mm |
| Wheelbase Size | 3110 mm | 3380 mm |
