Mercedes-Benz SLK: Trims, Generations & Buyer's Guide

Last updated August 4, 2026

Mercedes-Benz SLK

The Mercedes-Benz SLK is a compact two-seat luxury roadster known for its retractable hardtop and coupe-like comfort with the roof raised. It favors premium feel and easy everyday driving over a track-focused personality.

The SLK has always aimed to make open-top driving easier to live with. Its folding hardtop gives it a quieter, more secure coupe-like feel when closed. Across its later generations, the formula stayed consistent while the engines ranged from efficient turbo four-cylinders to V6 and AMG V8 power. The SLK name ended after 2016, when a light refresh brought the SLC name.

Strengths

  • The retractable hardtop creates a quieter, more secure coupe-like cabin when the roof is up.
  • Its comfort-focused character makes it easier to use every day than a more uncompromising sports car.
  • The compact two-seat layout gives it the personal, close-fitting feel people expect from a classic roadster.
  • The lineup covered a useful spread of personalities, from efficient turbo four-cylinder models to stronger V6 and AMG V8 versions.
  • The 2012 redesign brought a stronger, lighter structure along with updated chassis tuning and safety features.

Who it's for

The SLK fits someone who wants a small, stylish second car or personal daily driver for two. It especially suits buyers who like top-down drives but want more comfort and security with the roof closed than a traditional soft-top provides. Drivers seeking the sharpest track-style handling may prefer a more focused sports car.

Mercedes-Benz SLK lineup

The entry model changed names over the years, appearing as the SLK280, SLK300, or SLK250, but it consistently served as the more approachable and efficiency-minded choice. Pick one of those versions if relaxed everyday driving matters more than maximum power. Step up to the SLK350 for stronger V6 performance without leaving behind the SLK’s comfort-focused character. In years when it was offered, the SLK55 AMG sat at the top with a hand-built V8 and a much more performance-oriented identity.

Mercedes-Benz SLK generations

From 2009 to 2016, the SLK spans two generations. The current 3rd Generation — R172 arrived for 2012, following the 2nd Generation — R171 (2005–2011).

3rd Generation — R172 (2012–2016)

The R172 redesign brought a new body, a stronger and lighter structure, revised handling, updated safety features, and a folding hardtop that gave the SLK both coupe and convertible personalities. The range included turbo four-cylinder, V6, and V8 versions during this generation.

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3rd Generation — R172 (2012–2016) Mercedes-Benz SLK
2016Trim changes

The SLK250 is replaced by the SLK300, with a stronger 2.0-liter turbo four-cylinder and a 9-speed automatic. The manual transmission is dropped.

2015

The engine and trim lineup carries over, with only minor equipment reshuffling and a painted hardtop panel added as an alternative to the glass roof.

2014

The glass Panorama roof becomes standard on most of the lineup.

2013

The redesigned SLK carries over with the same three trims. The SLK350 gains some standard equipment.

2012New generation

The all-new R172 debuts with a new body, a stronger and lighter structure, revised handling, updated safety features, and a folding hardtop.

2nd Generation — R171 (2005–2011)

The R171 is a two-seat, rear-wheel-drive roadster with a folding hardtop. Its late-cycle 2009 refresh revised the exterior, cabin controls, steering, and SLK350 V6.

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2nd Generation — R171 (2005–2011) Mercedes-Benz SLK
2011New generation

Sportier bumpers, side skirts, rear trim, and a trunk spoiler become standard across the lineup.

2010

The lineup carries over after the 2009 refresh. This is the final R171 model year for the U.S.-market SLK55 AMG.

2009Mid-cycle update

A late-cycle refresh revises the front and rear styling, cabin controls, steering, and SLK350 V6. The SLK280 is renamed SLK300.

Frequently asked questions

Is the Mercedes-Benz SLK a convertible or a coupe?

It is a two-seat convertible with a power-folding metal roof. With the roof raised, the SLK feels more like a small coupe than a traditional soft-top convertible, with a quieter and more secure cabin.

What is the Mercedes-Benz SLK known for?

The SLK is known for combining open-top driving with everyday comfort. Its signature feature is the retractable hardtop, and its character favors premium feel and easy daily use over track-focused sharpness.

How many people does the Mercedes-Benz SLK seat?

The SLK seats two people. It is a compact roadster with two doors, so it suits solo drivers or couples rather than shoppers who need a rear seat.

Is the Mercedes-Benz SLK good for daily driving?

Yes, if two seats and limited cargo room work for you. The folding hardtop gives it a more coupe-like feel with the roof up, while its comfort-focused character makes it easier to live with than a more track-oriented sports car.

What are the main Mercedes-Benz SLK generations in later used models?

Later SLKs fall into two main generations: the second-generation R171 through 2011 and the redesigned third-generation R172 from 2012 through 2016. The R172 brought a new body, revised chassis tuning, updated safety features, and a broader engine range.

Why did Mercedes-Benz stop using the SLK name?

The SLK name ended after the 2016 model year. Mercedes gave the lightly refreshed roadster a new name, SLC, beginning with the 2017 model year.

Is the Mercedes-Benz SLK a hybrid or all-wheel-drive car?

No. The SLK models covered here use gasoline engines and rear-wheel drive. The lineup includes turbocharged four-cylinder, V6, and AMG V8 versions depending on the model year and trim.

Mercedes-Benz SLK Reviews

What owners are saying about the Mercedes-Benz SLK.

4.5
Mercedes-Benz SLK
(144 reviews)
5 stars (84)
4 stars (45)
3 stars (14)
2 stars (1)
1 star (0)

About owner reviews

Carvana owner reviews are provided in partnership with Strategic Vision, one of the largest automotive consumer research providers in the U.S. Star ratings are from ranking surveys completed by owners one to six months post-purchase. Comments from owners are optional, but included here when available.

“Please improve the nav system. It is clunky, not intuitive, and very difficult to use. Its only saving grace is being able to send an address to the system from my phone.”

LMLori M.
2015 Mercedes-Benz SLK SLK350 Roadster
No rating

“The carpeting and car mats are inexpensive and not plush- not anticipated with purchasing SLK 55.”

TKTim K.
2015 Mercedes-Benz SLK SLK55 AMG Roadster
No rating

“The Mercedes Slk Brand has awesome performance, comfort, reliability, incredible sound system! Very quiet convertible. Classy; most of ALL very BEAUTIFUL CARS!!!”

CMCarolyn M.
2015 Mercedes-Benz SLK SLK250 Roadster
No rating

“If I could, I would return this vehicle and buy a Lexus instead. For a Mercedes Benz of any level to not have a rear view camera is a travesty that should be corrected immediately.”

SFStephen F.
2015 Mercedes-Benz SLK SLK250 Roadster

“This Mercedes is one of the safest cars to drive. It is solid and build with the finest materials.”

HWHope W.
2016 Mercedes-Benz SLK SLK300 Roadster
No rating

“Love it. Enjoy driving it. Navigational system inferior to previous COMAND system in the GLK.”

WHWesley H.
2015 Mercedes-Benz SLK SLK250 Roadster