1961 Buick Invicta vs. 1987 Ford Sierra
To start off, 1987 Ford Sierra is newer by 26 year(s). Which means there will be less support and parts availability for 1961 Buick Invicta. In addition, the cost of maintenance, including insurance, on 1961 Buick Invicta would be higher. At 6,576 cc (8 cylinders), 1961 Buick Invicta is equipped with a bigger engine. In terms of performance, 1961 Buick Invicta (325 HP @ 4400 RPM) has 221 more horse power than 1987 Ford Sierra. (104 HP @ 5200 RPM). In normal driving conditions, 1961 Buick Invicta should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1961 Buick Invicta weights approximately 1015 kg more than 1987 Ford Sierra. 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, 1961 Buick Invicta (583 Nm @ 3000 RPM) has 423 more torque (in Nm) than 1987 Ford Sierra. (160 Nm @ 4000 RPM). This means 1961 Buick Invicta will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 1961 Buick Invicta has automatic transmission and 1987 Ford Sierra has manual transmission. 1987 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1961 Buick Invicta will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1961 Buick Invicta | 1987 Ford Sierra | |
| Make | Buick | Ford |
| Model | Invicta | Sierra |
| Year Released | 1961 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 6576 cc | 1991 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 325 HP | 104 HP |
| Engine RPM | 4400 RPM | 5200 RPM |
| Torque | 583 Nm | 160 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 106.2 mm | 90.8 mm |
| Engine Stroke Size | 92.5 mm | 77 mm |
| Engine Compression Ratio | 10.3:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2070 kg | 1055 kg |
| Vehicle Length | 5550 mm | 4500 mm |
| Vehicle Width | 1990 mm | 1680 mm |
