2005 Buick Regal vs. 2013 Mercedes-Benz SLK
To start off, 2013 Mercedes-Benz SLK is newer by 8 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, 2013 Mercedes-Benz SLK (298 HP @ 6500 RPM) has 101 more horse power than 2005 Buick Regal. (197 HP @ 5200 RPM) In normal driving conditions, 2013 Mercedes-Benz SLK should accelerate faster than 2005 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick Regal weights approximately 20 kg more than 2013 Mercedes-Benz SLK.
Because 2013 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 2013 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, 2013 Mercedes-Benz SLK (370 Nm @ 5250 RPM) has 59 more torque (in Nm) than 2005 Buick Regal. (311 Nm @ 4000 RPM). This means 2013 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2005 Buick Regal. 2005 Buick Regal has automatic transmission and 2013 Mercedes-Benz SLK has manual transmission. 2013 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 | 2013 Mercedes-Benz SLK | |
| Make | Buick | Mercedes-Benz |
| Model | Regal | SLK |
| Year Released | 2005 | 2013 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Middle |
| Engine Size | 3791 cc | 3500 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 6 valves |
| Horse Power | 197 HP | 298 HP |
| Engine RPM | 5200 RPM | 6500 RPM |
| Torque | 311 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 5250 RPM |
| Engine Bore Size | 97 mm | 92 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 9.4:1 | 12.0 : 1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | 4-speed manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1540 kg |
| Vehicle Length | 4990 mm | 4134 mm |
| Vehicle Width | 1850 mm | 2006 mm |
| Vehicle Height | 1440 mm | 1303 mm |
| Wheelbase Size | 2780 mm | 2430 mm |
