1976 BMW 633 vs. 1970 Buick Riviera
To start off, 1976 BMW 633 is newer by 6 year(s). Which means there will be less support and parts availability for 1970 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1970 Buick Riviera would be higher. At 7,468 cc (6 cylinders), 1970 Buick Riviera is equipped with a bigger engine. In terms of performance, 1970 Buick Riviera (265 HP @ 4600 RPM) has 68 more horse power than 1976 BMW 633. (197 HP @ 5500 RPM) In normal driving conditions, 1970 Buick Riviera should accelerate faster than 1976 BMW 633. With that said, vehicle weight also plays an important factor in acceleration. 1970 Buick Riviera weights approximately 516 kg more than 1976 BMW 633. 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, 1970 Buick Riviera (522 Nm @ 2800 RPM) has 237 more torque (in Nm) than 1976 BMW 633. (285 Nm @ 4250 RPM). This means 1970 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1976 BMW 633. 1970 Buick Riviera has automatic transmission and 1976 BMW 633 has manual transmission. 1976 BMW 633 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1970 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1976 BMW 633 | 1970 Buick Riviera | |
| Make | BMW | Buick |
| Model | 633 | Riviera |
| Year Released | 1976 | 1970 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3210 cc | 7468 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 197 HP | 265 HP |
| Engine RPM | 5500 RPM | 4600 RPM |
| Torque | 285 Nm | 522 Nm |
| Torque RPM | 4250 RPM | 2800 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1470 kg | 1986 kg |
| Vehicle Length | 4760 mm | 5480 mm |
| Vehicle Width | 1760 mm | 2020 mm |
| Vehicle Height | 1390 mm | 1370 mm |
| Wheelbase Size | 2630 mm | 3030 mm |
