2004 Buick Regal vs. 2006 Mercedes-Benz SLK
To start off, 2006 Mercedes-Benz SLK is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Buick Regal. In addition, the cost of maintenance, including insurance, on 2004 Buick Regal would be higher. At 3,791 cc (6 cylinders), 2004 Buick Regal is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz SLK (268 HP @ 5750 RPM) has 67 more horse power than 2004 Buick Regal. (201 HP @ 5200 RPM) In normal driving conditions, 2006 Mercedes-Benz SLK should accelerate faster than 2004 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz SLK weights approximately 235 kg more than 2004 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 SLK is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Mercedes-Benz SLK. However, in wet, icy, snow, or gravel driving conditions, 2004 Buick Regal, being front wheel drive (FWD), will offer much better control with better grip. 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 SLK (510 Nm) has 205 more torque (in Nm) than 2004 Buick Regal. (305 Nm). This means 2006 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2004 Buick Regal.
Compare all specifications:
| 2004 Buick Regal | 2006 Mercedes-Benz SLK | |
| Make | Buick | Mercedes-Benz |
| Model | Regal | SLK |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 201 HP | 268 HP |
| Engine RPM | 5200 RPM | 5750 RPM |
| Torque | 305 Nm | 510 Nm |
| Engine Bore Size | 97 mm | 97.1 mm |
| Engine Stroke Size | 86 mm | 92 mm |
| Engine Compression Ratio | 9.4:1 | 11.0:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1550 kg | 1785 kg |
| Vehicle Height | 1440 mm | 1280 mm |
| Wheelbase Size | 2780 mm | 2440 mm |
| Fuel Consumption | 7.8 L/100km | 9.4 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 12 L/100km |
| Fuel Tank Capacity | 64 L | 70 L |
