1981 Buick Estate vs. 1978 Opel Senator
To start off, 1981 Buick Estate is newer by 3 year(s). Which means there will be less support and parts availability for 1978 Opel Senator. In addition, the cost of maintenance, including insurance, on 1978 Opel Senator would be higher. At 5,735 cc (8 cylinders), 1981 Buick Estate is equipped with a bigger engine. In terms of performance, 1981 Buick Estate (153 HP @ 3400 RPM) has 17 more horse power than 1978 Opel Senator. (136 HP @ 5600 RPM). In normal driving conditions, 1981 Buick Estate should accelerate faster than 1978 Opel Senator. With that said, vehicle weight also plays an important factor in acceleration. 1981 Buick Estate weights approximately 1090 kg more than 1978 Opel Senator. 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, 1981 Buick Estate (380 Nm @ 1800 RPM) has 194 more torque (in Nm) than 1978 Opel Senator. (186 Nm @ 4600 RPM). This means 1981 Buick Estate will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Senator.
Compare all specifications:
| 1981 Buick Estate | 1978 Opel Senator | |
| Make | Buick | Opel |
| Model | Estate | Senator |
| Year Released | 1981 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 2488 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 153 HP | 136 HP |
| Engine RPM | 3400 RPM | 5600 RPM |
| Torque | 380 Nm | 186 Nm |
| Torque RPM | 1800 RPM | 4600 RPM |
| Engine Bore Size | 96.5 mm | 87 mm |
| Engine Stroke Size | 97.8 mm | 69.8 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1880 kg | 790 kg |
| Vehicle Length | 5510 mm | 4850 mm |
| Vehicle Width | 1990 mm | 1730 mm |
| Vehicle Height | 1440 mm | 1390 mm |
| Wheelbase Size | 2950 mm | 2690 mm |
