1971 Buick Riviera vs. 2009 Mazda CX-7
To start off, 2009 Mazda CX-7 is newer by 38 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 67 more horse power than 2009 Mazda CX-7. (244 HP @ 5000 RPM). In normal driving conditions, 1971 Buick Riviera should accelerate faster than 2009 Mazda CX-7. With that said, vehicle weight also plays an important factor in acceleration. 1971 Buick Riviera weights approximately 708 kg more than 2009 Mazda CX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mazda CX-7 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, 2009 Mazda CX-7 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 267 more torque (in Nm) than 2009 Mazda CX-7. (350 Nm @ 2500 RPM). This means 1971 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2009 Mazda CX-7.
Compare all specifications:
| 1971 Buick Riviera | 2009 Mazda CX-7 | |
| Make | Buick | Mazda |
| Model | Riviera | CX-7 |
| Year Released | 1971 | 2009 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 7468 cc | 2260 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 311 HP | 244 HP |
| Engine RPM | 4200 RPM | 5000 RPM |
| Torque | 617 Nm | 350 Nm |
| Torque RPM | 2600 RPM | 2500 RPM |
| Engine Compression Ratio | 8.3:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 2040 kg | 1332 kg |
| Vehicle Length | 5560 mm | 4680 mm |
| Vehicle Width | 2040 mm | 1880 mm |
| Vehicle Height | 1380 mm | 1650 mm |
| Wheelbase Size | 3110 mm | 2760 mm |
