1986 Buick Regal vs. 2005 Mercedes-Benz C
To start off, 2005 Mercedes-Benz C is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Buick Regal. In addition, the cost of maintenance, including insurance, on 1986 Buick Regal would be higher. At 3,791 cc (6 cylinders), 1986 Buick Regal is equipped with a bigger engine. In terms of performance, 1986 Buick Regal (235 HP @ 4400 RPM) has 7 more horse power than 2005 Mercedes-Benz C. (228 HP @ 3800 RPM). In normal driving conditions, 1986 Buick Regal should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz C weights approximately 278 kg more than 1986 Buick Regal.
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, 2005 Mercedes-Benz C (540 Nm @ 2000 RPM) has 92 more torque (in Nm) than 1986 Buick Regal. (448 Nm @ 2800 RPM). This means 2005 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 1986 Buick Regal.
Compare all specifications:
| 1986 Buick Regal | 2005 Mercedes-Benz C | |
| Make | Buick | Mercedes-Benz |
| Model | Regal | C |
| Year Released | 1986 | 2005 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 2948 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 235 HP | 228 HP |
| Engine RPM | 4400 RPM | 3800 RPM |
| Torque | 448 Nm | 540 Nm |
| Torque RPM | 2800 RPM | 2000 RPM |
| Engine Bore Size | 96.5 mm | 88 mm |
| Engine Stroke Size | 86.4 mm | 97 mm |
| Engine Compression Ratio | 8.0:1 | 17.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1490 kg | 1768 kg |
| Vehicle Length | 5100 mm | 4550 mm |
| Vehicle Width | 1830 mm | 1730 mm |
| Vehicle Height | 1390 mm | 1420 mm |
| Wheelbase Size | 2750 mm | 2720 mm |
| Fuel Tank Capacity | 68 L | 62 L |
