1991 BMW 525 vs. 1968 Buick Riviera
To start off, 1991 BMW 525 is newer by 23 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 162 more horse power than 1991 BMW 525. (143 HP @ 4800 RPM) In normal driving conditions, 1968 Buick Riviera should accelerate faster than 1991 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 1968 Buick Riviera weights approximately 340 kg more than 1991 BMW 525. 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 385 more torque (in Nm) than 1991 BMW 525. (260 Nm @ 2200 RPM). This means 1968 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 525. 1968 Buick Riviera has automatic transmission and 1991 BMW 525 has manual transmission. 1991 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1968 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 BMW 525 | 1968 Buick Riviera | |
| Make | BMW | Buick |
| Model | 525 | Riviera |
| Year Released | 1991 | 1968 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 7050 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 143 HP | 305 HP |
| Engine RPM | 4800 RPM | 5000 RPM |
| Torque | 260 Nm | 645 Nm |
| Torque RPM | 2200 RPM | 3200 RPM |
| Engine Bore Size | 80 mm | 106.2 mm |
| Engine Stroke Size | 83 mm | 99.4 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 199 km/hour | 193 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1900 kg |
| Vehicle Length | 4730 mm | 5370 mm |
| Vehicle Width | 1760 mm | 2020 mm |
| Vehicle Height | 1420 mm | 1370 mm |
| Wheelbase Size | 2770 mm | 3030 mm |
| Fuel Tank Capacity | 80 L | 75 L |
