1978 Buick Regal vs. 2006 Mercedes-Benz R
To start off, 2006 Mercedes-Benz R is newer by 28 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 6,208 cc (8 cylinders), 2006 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz R (504 HP @ 6800 RPM) has 400 more horse power than 1978 Buick Regal. (104 HP @ 4000 RPM) In normal driving conditions, 2006 Mercedes-Benz R should accelerate faster than 1978 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz R weights approximately 945 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.
Because 2006 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 1978 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2006 Mercedes-Benz R 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, 2006 Mercedes-Benz R (630 Nm @ 5200 RPM) has 412 more torque (in Nm) than 1978 Buick Regal. (218 Nm @ 2000 RPM). This means 2006 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 1978 Buick Regal.
Compare all specifications:
| 1978 Buick Regal | 2006 Mercedes-Benz R | |
| Make | Buick | Mercedes-Benz |
| Model | Regal | R |
| Year Released | 1978 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3214 cc | 6208 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 104 HP | 504 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 218 Nm | 630 Nm |
| Torque RPM | 2000 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Vehicle Weight | 1430 kg | 2375 kg |
| Vehicle Length | 5090 mm | 5160 mm |
| Vehicle Width | 1840 mm | 1930 mm |
| Vehicle Height | 1370 mm | 1640 mm |
| Wheelbase Size | 2750 mm | 3220 mm |
