1968 Buick Riviera vs. 1991 Ford Sierra
To start off, 1991 Ford Sierra 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 230 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM). In normal driving conditions, 1968 Buick Riviera should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1968 Buick Riviera weights approximately 755 kg more than 1991 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1968 Buick Riviera (645 Nm @ 3200 RPM) has 493 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 1968 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
1968 Buick Riviera | 1991 Ford Sierra | |
Make | Buick | Ford |
Model | Riviera | Sierra |
Year Released | 1968 | 1991 |
Engine Position | Front | Front |
Engine Size | 7050 cc | 1751 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 305 HP | 75 HP |
Engine RPM | 5000 RPM | 4500 RPM |
Torque | 645 Nm | 152 Nm |
Torque RPM | 3200 RPM | 2200 RPM |
Engine Bore Size | 106.2 mm | 82.5 mm |
Engine Stroke Size | 99.4 mm | 82 mm |
Fuel Type | Gasoline | Diesel |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1900 kg | 1145 kg |
Vehicle Length | 5370 mm | 4430 mm |
Vehicle Width | 2020 mm | 1700 mm |
Vehicle Height | 1370 mm | 1370 mm |
Wheelbase Size | 3030 mm | 2620 mm |
Fuel Tank Capacity | 75 L | 60 L |