1978 Buick Regal vs. 1984 Mercedes-Benz S
To start off, 1984 Mercedes-Benz S is newer by 6 year(s). Which means there will be less support and parts availability for 1978 Buick Regal. In addition, the cost of maintenance, including insurance, on 1978 Buick Regal would be higher. At 3,837 cc (6 cylinders), 1984 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 1984 Mercedes-Benz S (201 HP @ 5250 RPM) has 111 more horse power than 1978 Buick Regal. (90 HP @ 3600 RPM) In normal driving conditions, 1984 Mercedes-Benz S should accelerate faster than 1978 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 1984 Mercedes-Benz S weights approximately 155 kg more than 1978 Buick Regal. 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, 1984 Mercedes-Benz S (315 Nm @ 3200 RPM) has 91 more torque (in Nm) than 1978 Buick Regal. (224 Nm @ 2000 RPM). This means 1984 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1978 Buick Regal.
Compare all specifications:
| 1978 Buick Regal | 1984 Mercedes-Benz S | |
| Make | Buick | Mercedes-Benz |
| Model | Regal | S |
| Year Released | 1978 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 3214 cc | 3837 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 90 HP | 201 HP |
| Engine RPM | 3600 RPM | 5250 RPM |
| Torque | 224 Nm | 315 Nm |
| Torque RPM | 2000 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1430 kg | 1585 kg |
| Vehicle Length | 5090 mm | 4940 mm |
| Vehicle Width | 1840 mm | 1840 mm |
| Vehicle Height | 1370 mm | 1410 mm |
| Wheelbase Size | 2750 mm | 2860 mm |
