1971 Buick Riviera vs. 2011 Opel Antara
To start off, 2011 Opel Antara 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, 1971 Buick Riviera (311 HP @ 4200 RPM) has 173 more horse power than 2011 Opel Antara. (138 HP @ 5200 RPM). In normal driving conditions, 1971 Buick Riviera should accelerate faster than 2011 Opel Antara. With that said, vehicle weight also plays an important factor in acceleration. 1971 Buick Riviera weights approximately 235 kg more than 2011 Opel Antara. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Opel Antara 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 Opel Antara 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 397 more torque (in Nm) than 2011 Opel Antara. (220 Nm @ 2400 RPM). This means 1971 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2011 Opel Antara. 1971 Buick Riviera has automatic transmission and 2011 Opel Antara has manual transmission. 2011 Opel Antara will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Buick Riviera | 2011 Opel Antara | |
| Make | Buick | Opel |
| Model | Riviera | Antara |
| Year Released | 1971 | 2011 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 7468 cc | 2404 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 311 HP | 138 HP |
| Engine RPM | 4200 RPM | 5200 RPM |
| Torque | 617 Nm | 220 Nm |
| Torque RPM | 2600 RPM | 2400 RPM |
| Engine Compression Ratio | 8.3:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 2040 kg | 1805 kg |
| Vehicle Length | 5560 mm | 4580 mm |
| Vehicle Width | 2040 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1710 mm |
| Wheelbase Size | 3110 mm | 2710 mm |
