2005 Buick Regal vs. 2007 Mercedes-Benz SLK
To start off, 2007 Mercedes-Benz SLK is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Buick Regal. In addition, the cost of maintenance, including insurance, on 2005 Buick Regal would be higher. At 3,791 cc (6 cylinders), 2005 Buick Regal is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLK (228 HP @ 6100 RPM) has 31 more horse power than 2005 Buick Regal. (197 HP @ 5200 RPM) In normal driving conditions, 2007 Mercedes-Benz SLK should accelerate faster than 2005 Buick Regal.
Because 2007 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 2007 Mercedes-Benz SLK. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Buick Regal (311 Nm @ 4000 RPM) has 11 more torque (in Nm) than 2007 Mercedes-Benz SLK. (300 Nm @ 2700 RPM). This means 2005 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz SLK. 2005 Buick Regal has automatic transmission and 2007 Mercedes-Benz SLK has manual transmission. 2007 Mercedes-Benz SLK will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Buick Regal will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Buick Regal | 2007 Mercedes-Benz SLK | |
| Make | Buick | Mercedes-Benz |
| Model | Regal | SLK |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 228 HP |
| Engine RPM | 5200 RPM | 6100 RPM |
| Torque | 311 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 2700 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4990 mm | 4090 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1300 mm |
| Wheelbase Size | 2780 mm | 2440 mm |
| Fuel Tank Capacity | 64 L | 70 L |
