Used 2017 Mercedes-Benz SL-Class for sale 

The 2017 Mercedes-Benz SL Cabriolet comes in a single fully-loaded trim that packs in all the modern-day goodies from Mercedes. The SL 550 Cabriolet is one of the most luxurious and sportiest convertibles that you can buy today. The car starts at $112,300 without options. As standard, you get an amazing safety kit on board that packs in a host of modern-day safety equipment, which includes autonomous parking, forward collision warning, and much more. The car also features an upgraded infotainment system which features Android Auto and Apple CarPlay. 

Mercedes-Benz SL 550 Roadster features an 11-speaker Harman Kardon sound system and HD radio. In addition to being comfy and luxurious, the leather upholstery added to the convertible interiors also reflects sunlight. Also, the car features ventilated seats with active side bolsters and massage functions.

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The 2017 Mercedes-Benz SL Cabriolet comes in a single, the 550 trim, which comes loaded with a plethora of interior, safety, and tech features along with an impressive performance. The 2017 Cabriolet is one of the most handsome cars on the market and would set a great presence on the road. 

Powered by a 449hp 4.7L Bi-Turbo V8 engine, the SL 550 Roadster delivers excellent performance. However, its engine power is the lowest among the fraternity. The ride is in close league with the Porsche 911 GTS Cabriolet in terms of power.

The latter's 3.0L Twin-turbocharged boxer 6 engine delivers a power of 450 hp. Jaguar F-Type R Convertible offers 550 hp of power, while BMW M6 Cabriolet comes with a slightly higher 560 hp.

2017 Mercedes-Benz SL 550 Roadster, however, offers the most torque, 516 lb.-ft. in its class. Jaguar F-Type R Convertible and BMW M6 Cabriolet are in close competition with 502 and 500 ft.-lb. of torque, respectively. Porsche 911 GTS Cabriolet has the least torque of 405 lb.-ft. in the segment. M6 Cabriolet and 911 GTS Cabriolet supports a 7-speed automatic transmission mode. On the other hand, F-Type R comes with an 8-speed auto transmission mode.

Acceleration

The 2017 Mercedes-Benz SL 550 Roadster flaunts to have an impressive 0-60 MPH acceleration time of 4.3 seconds. Nonetheless, this is the slowest among the fraternity. BMW M6 Cabriolet beats SL 550 Roadster in the same task by 0.3 seconds. Jaguar F-Type R Convertible takes 3.9 seconds to hit 60 MPH from nothing. The best 0-60 MPH acceleration time is boasted by the Porsche 911 GTS Cabriolet. It takes merely 3.6 seconds to shoot to 60 MPH.

The 2017 911 GTS Cabriolet traverses a quarter-mile in 12.2 seconds, the slowest in the competition. The ride is bested by BMW M6 Cabriolet, which takes 11.9 seconds to do the same. However, this is even slower than that of 11.7 seconds taken by the Jaguar F-Type R Convertible. Amazingly, the best quarter-mile time is offered by none other than the SL 550 Roadster. The luxury convertible takes merely 11.5 seconds to do so.

Ride and Handling

To be straightforward, the 2017 Mercedes-Benz SL 550 Roadster isn't there to compete with sports-first, luxury-second convertible. The list includes the likes of the Porsche 911 GTS Cabriolet. On the contrary, it is designed to ensure the passengers enjoy a comfy, solid, and highly-safe ride. As such, handling and steering are something awesome with the luxury sports convertible.

The steering power is complemented by a strong braking system and made complete with a well-built handling mechanism. The desirable result is in front of us in the form of the 2017 Mercedes-Benz SL 550 Roadster. In short, you need not hold yourself from letting it loose on wide, curvy drives.

Braking

SL 550 Roadster's front brake and rear brake measure 14.2-inch and 12.6-inch, respectively. The brakes are powerful and easy to take charge of. The rear brake of the SL 550 Roadster is the smallest among the league. Jaguar F-Type R Convertible and BMW M6 Cabriolet feature the most balanced braking systems.

BMW M6 Cabriolet takes a distance of 115 feet for coming to a halt from 60MPH. The 2017 Mercedes-Benz SL 550 Roadster accomplishes the same feat in 113 feet. This is similar to that offered by the Jaguar F-Type R Convertible. The best among the league is offered by the Porsche 911 GTS Cabriolet, it takes 112 feet to do the same.

Fuel economy isn't much of a concern in the luxury sports segment. Anyhow, anybody would love to drive a luxury sports that offers better fuel economy than the contemporaries. The 2017 Mercedes-Benz offers an impressive combined fuel economy of 20 mpg. The luxury sports convertible delivers 17 mpg in city conditions and 25 mpg on highways.

The 2017 BMW M6 Cabriolet offers a combined fuel economy of 16 mpg only. Jaguar F-Type R Convertible offers a better-combined fuel economy of 18 mpg. Porsche 911 GTS Cabriolet bests SL 550 Roadster by 1 additional mile, which makes it a total of 21 mpg. However, these cars are more concentrated to offer the best in class performance than mileage. 

The front headroom, shoulder-room, and legroom available in the Mercedes SL 550 Roadster are 39.1, 55.5, and 42.9 inches, respectively. The headroom and legroom are above average, while the shoulder-room is fairly large.

Ranging from featuring an upscale interior to the plenty of head and legroom spaces, the 2017 SL 550 Roadster is pleasing on the inside. And, it's better than ever. You get dual-zone climate control as standard in the SL. The retractable top can come down or up in just 20 seconds. 

The passenger capacity of the 2017 Mercedes-Benz SL 550 Roadster is 2, which is acceptable. Jaguar F-Type R Convertible also allows only 1 passenger to travel along with the one driving the convertible. However, BMW M6 Cabriolet and Porsche 911 GTS Cabriolet features passenger space for up to 4 persons. The interiors of the latest 2017 Mercedes-Benz SL 550 Roadster comes with:

• Comfortable seating
•  Attractive interior work
• Upscale and robust cabin
• Power retractable hardtop
• Modern digital features

Infotainment System

The intuitive infotainment system integrated into the SL 550 Roadster is complemented by a Harman/Kardon LOGIC7 sound system. Passengers enjoy immersive listening thanks to the Dolby Digital 5.1 surround sound technology. To make things hi-fi, the infotainment system comes with a COMAND, Cockpit Management and Data System. It allows the driver to effortlessly stay in control of most infotainment features and functions.

The new system comes loaded with added infotainment tech. You can plug in your phone and run Android Auto or Apple CarPlay. The system also packs in a host of connectivity features that include Bluetooth, USB, and Wifi. However, the system misses out on the touchscreen interface, which makes it feel a touch below the premium belt at this price point. Major infotainment features include-

• Android Auto
• Apple CarPlay
• 5.1 Dolby Digital surround sound 
• COMMAND interface
• Rotary Knob input
• Touchpad 
• Bluetooth
• USB

Cargo Capacity

The longer wheelbase of the SL opens up a considerably large13.5 cu.ft of storage. However, with the top down, you can only use up to 8.5 cu.ft of the overall space. The space at the back can swallow two medium-size suitcases, which makes it one of the most practical luxury convertibles in the segment.

SL 550 Roadster features 8.5 cubic feet of cargo volume with rear seats up. Porsche 911 GTS Cabriolet offers merely 4.4 cubic feet of the same. Jaguar F-Type R Convertible features 7.0 cubic feet of cargo space. The total cargo capacity of the SL 550 Roadster is second to none in the segment.

The length, width, and height of the 2017 Mercedes-Benz SL 550 Roadster are 182.3, 82.6, and 51.2 inches, respectively. The width is the most in the competition. Ground clearance for the luxury sports convertible is 3.7 inches.

This is the least in the competition. Most ground clearance is offered by the Porsche 911 GTS Cabriolet of 4.2 inches. BMW M6 Cabriolet also manages to offer the same ground clearance.

The wheelbase for the 2017 Mercedes-Benz SL 550 Roadster is 101.7 inches. This is more than that of the 96.5 inches offered by the Porsche 11 GTS Cabriolet. BMW M6 Cabriolet offers the maximum wheelbase of 112.2 inches among the competition. In terms of curb weight, SL 550 Roadster weighs a total of 3,959 lbs. This is better than that of the 4,515 lbs. of BMW M6 Cabriolet. However, it is bulkier than that of the F-Type R Convertible and 911 GTS Cabriolet. There aren't any major changes to the exteriors of the SL 550 Roadster. Nonetheless, a plethora of minor refurbishes are there to excite devotees of luxury sports cars. Some of the important exterior feats to the 2017 Mercedes-Benz SL 550 Roadster include:

• Intrinsically-designed grille featuring glistening chrome "diamond-block" texture
• Sport lower body styling around wheels
• Well-proportioned, both as a sleek closed coupe and a classic open roadster
• Transforms to open roadster from closed coupe and vice-versa in less than 20 seconds
• Panoramic rooftop with heat-reflecting transparent panel
• Deep front air dam features large mesh air intakes as well as a color-keyed splitter

In order to promise a robust performance and utmost comfort, the SL 550 Roadster comes with impressive safety and security feats. Some of the notable feats include ABS and Driveline Traction Control, mbrace2 Emergency SOS, Collision Prevention Assist Plus Forward Collision, and Dual Stage Driver and Passenger Front Airbags. Moreover, the latest revamp of the Mercedes-Benz SL 550 Roadster comes with a back-up camera. There are a few safety sensors available too, including the Baby Smart Child seat Sensor and the Airbag Occupancy Sensor. Major safety features include-

• Electronic Stability Control (ESC)
• ABS and Driveline Traction Control
• Side Impact Beams
• Dual Stage Driver and Passenger Seat-Mounted Side Airbags
• mbrace2 Emergency SOS
• Collision Prevention Assist Plus Forward Collision
• Parking Pilot Automated Parking Sensors
• Tire Specific Low Tire Pressure Warning
• Dual Stage Driver and Passenger Front Airbags
• Curtain 1st Row Airbags
• Airbag Occupancy Sensor
• Driver and Passenger Knee Airbag
• Babysmart Child seat Sensor
• Outboard Front Lap and Shoulder Safety Belts -inc: Pretensioners
• Back-Up Camera

Mercedes-Benz SL Class Convertible vs BMW M6 Cabriolet

The BMW M6 Cabriolet is another opportune luxury sports convertible to go for. Featuring a 4.4L DOHC V8 32V TwinPower Turbo engine under the hood, it sacrifices some comfort for a power boost. Pricing options for the car start from $122,300, exactly $10k more than that of the recent revamp of the SL 550 Roadster. 560 hp of engine power is complemented by a 7-speed automatic transmission mode.

M6 Cabriolet is capable of hitting the 60 MPH mark in 4 seconds. This is 0.3 seconds faster than that of the SL 550 Roadster. However, the latest Roadster covers a quarter-mile 0.4 seconds earlier than that of the M6. Unfortunately, BMW M6 Cabriolet has the most CO2 emission value of 11.0 in the segment.

Mercedes-Benz SL Class Convertible vs Jaguar F-Type R Convertible

The bid for Jaguar F-Type R Convertible starts from $103, 850. It is one of the least expensive cars in the segment. In order to deliver a remarkable 550 hp of power and 502 lb.-ft. of torque, the luxury sports coupe relies on a 5.0L V8 Supercharged engine. It offers an 8-speed automatic transmission mode along 103.2 inches of wheelbase.

Basically, the Jaguar F-Type R Convertible trade-offs performance for luxury and features. It has an additional 0.2-inch ground clearance than that of the SL 550 Roadster as well as better curb weight. Moreover, it has a reasonable combined fuel economy of 18 mpg. However, the latest revamp of SL Roadster has a better-combined fuel economy of 20 mpg.

Mercedes-Benz SL Class Convertible vs Porsche 911 GTS Cabriolet

Porsche 911 GTS Cabriolet is the sleekest, fastest, and nimblest ride in the sports luxury cars segment. Moreover, it is also the one with the heftiest price-tag of $133,300. The bid for the 911 GTS Cabriolet starts $10k and $20k ahead of that of the BMW M6 Cabriolet and the SL 550 Roadster, respectively. It packs a 3.0L Twin-turbocharged boxer 6 engine along with a 7-speed automatic transmission mode.

911 GTS Cabriolet has the best 0-60 MPH time of 3.6 seconds in the segment. It also has the best-combined fuel economy of 21 mpg, which is in fact impressive for a luxury sports convertible. The CO2 emission value of 8.4 for the car is also the least in the league. The cargo space is, however, much lesser than that of any other convertible in the competition, including the SL 550 Roadster.

The 2017 Mercedes-Benz SL-Class Cabriolet is one of the most luxurious and sportiest convertibles in the market. The car offers class-leading tech on the inside which makes it feature-packed and safe. The SL does come at a premium cost, but packs in much more, which makes it worth the hefty price tag. Even though the rivals offer better performance, this convertible still holds a strong place in the segment.