1968 Buick Riviera vs. 1989 Ford Sierra
To start off, 1989 Ford Sierra is newer by 21 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 157 more horse power than 1989 Ford Sierra. (148 HP @ 5700 RPM). In normal driving conditions, 1968 Buick Riviera should accelerate faster than 1989 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1968 Buick Riviera weights approximately 605 kg more than 1989 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1989 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1968 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 1989 Ford Sierra 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, 1968 Buick Riviera (645 Nm @ 3200 RPM) has 407 more torque (in Nm) than 1989 Ford Sierra. (238 Nm @ 3000 RPM). This means 1968 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra. 1968 Buick Riviera has automatic transmission and 1989 Ford Sierra has manual transmission. 1989 Ford Sierra 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:
| 1968 Buick Riviera | 1989 Ford Sierra | |
| Make | Buick | Ford |
| Model | Riviera | Sierra |
| Year Released | 1968 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 7050 cc | 2933 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 305 HP | 148 HP |
| Engine RPM | 5000 RPM | 5700 RPM |
| Torque | 645 Nm | 238 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1900 kg | 1295 kg |
| Vehicle Length | 5370 mm | 4430 mm |
| Vehicle Width | 2020 mm | 1700 mm |
| Vehicle Height | 1370 mm | 1370 mm |
| Wheelbase Size | 3030 mm | 2610 mm |
| Fuel Tank Capacity | 75 L | 55 L |
