1968 Buick Riviera vs. 1981 Mazda 929
To start off, 1981 Mazda 929 is newer by 13 year(s). Which means there will be less support and parts availability for 1968 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1968 Buick Riviera would be higher. At 7,050 cc (8 cylinders), 1968 Buick Riviera is equipped with a bigger engine. In terms of performance, 1968 Buick Riviera (305 HP @ 5000 RPM) has 216 more horse power than 1981 Mazda 929. (89 HP @ 4800 RPM). In normal driving conditions, 1968 Buick Riviera should accelerate faster than 1981 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1968 Buick Riviera weights approximately 750 kg more than 1981 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1968 Buick Riviera (645 Nm @ 3200 RPM) has 485 more torque (in Nm) than 1981 Mazda 929. (160 Nm @ 2500 RPM). This means 1968 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda 929.
Compare all specifications:
| 1968 Buick Riviera | 1981 Mazda 929 | |
| Make | Buick | Mazda |
| Model | Riviera | 929 |
| Year Released | 1968 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 7050 cc | 1969 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 305 HP | 89 HP |
| Engine RPM | 5000 RPM | 4800 RPM |
| Torque | 645 Nm | 160 Nm |
| Torque RPM | 3200 RPM | 2500 RPM |
| Engine Bore Size | 106.2 mm | 80 mm |
| Engine Stroke Size | 99.4 mm | 98 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1900 kg | 1150 kg |
| Vehicle Length | 5370 mm | 4640 mm |
| Vehicle Width | 2020 mm | 1720 mm |
| Vehicle Height | 1370 mm | 1450 mm |
| Wheelbase Size | 3030 mm | 2620 mm |
