Mercedes-Benz SL-Class vs Mercedes-Benz SLK-Class Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2020 Mercedes-Benz SL-Class SL 450 RWD
Photo of 2019 model year shown

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User Ranking Drivers and owners ranked these cars in 9 categories.

New Car Pricing New listing price comparison and analysis.

2020 Mercedes-Benz SL-Class
SL 450 RWD
MSRP
$91,000
Invoice
$85,540
Average Price Paid
$82,099
275 listings nationwide

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2016 Mercedes-Benz SLK-Class
SLK 300
No Data Available
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2020 Mercedes-Benz SL-Class
SL 450 RWD
No Data Available
2016 Mercedes-Benz SLK-Class
SLK 300
No Data Available

Used Car Pricing Used listing price comparison and analysis.

2020 Mercedes-Benz SL-Class
SL 450 RWD
CarGurus Instant Market Value
$99,544
14 listings nationwide
4 GREAT deals
1 GOOD deals

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2016 Mercedes-Benz SLK-Class
SLK 300
CarGurus Instant Market Value
$28,178
12 listings nationwide

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Expert Reviews Reviews from CarGurus experts.

2020 Mercedes-Benz SL-Class
SL 450 RWD
Cherise Threewitt Preview:

The Mercedes-Benz SL-Class is a smooth, spacious, and sporty roadster with a long history. The current generation, which dates back to 2013, was refreshed in 2017 and carries over larg...

2016 Mercedes-Benz SLK-Class
SLK 300
Eric Tallberg Preview:

Tailored to the true luxury drop-top fan, the Mercedes-Benz SLK-Class returns for 2016 with a few changes to its base trim. The 2-seat compact hardtop convertible roadster offers a cho...

User Reviews Reviews from CarGurus users who have driven or owned the car.

2020 Mercedes-Benz SL-Class
SL 450 RWD
Guru137QX writes:
Back Seats Ranked 2019 Mercedes-Benz E-Class E 450 Cabriolet RWD better.
" E-Class has 4 seats SL 450 only has 2 seats"
Value Ranked 2019 Mercedes-Benz E-Class E 450 Cabriolet RWD worse.
"Only depends what you are looking for, a family or just 2 people"
2016 Mercedes-Benz SLK-Class
SLK 300
10
GuruBYTS6 writes:
Great car but not at the level of the porsche
GuruCDHVN writes:
Would Buy Ranked 2015 Mercedes-Benz SLK-Class SLK 250 worse.
"I like "

Specs

2020 Mercedes-Benz SL-Class
SL 450 RWD
2016 Mercedes-Benz SLK-Class
SLK 300
Powertrain 9-Speed Automatic 9-Speed Automatic
Drivetrain
RWD
RWD
Fuel Economy, City
20 MPG
25 MPG
Fuel Economy, Highway
28 MPG
32 MPG
Fuel Tank Volume 19.8 gal 18.5 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
362 hp @ 5,000 RPM
241 hp @ 5,550 RPM
Torque
369 lb-ft @ 1,500 RPM
273 lb-ft @ 1,300 RPM
Cylinders
6 cylinders
4 cylinders
Compression Ratio
10.5:1
9.8:1
Displacement
3,000 cc
2,000 cc
Bore x Stroke
3.46 in x 3.23 in
3.27 in x 3.62 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags -- Standard
Curtain Airbags Standard Standard
NHTSA Crash Test Results
Comfort and Convenience
Sunroof/Moonroof Standard Standard
Leather Seats Standard --
Air Conditioning Standard Standard
CD Player Standard Standard
CD Changer Standard --
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard Standard
Passenger Power Seats Standard Standard
Interior
Maximum Seating 2 seats 2 seats
Front Legroom 53.6 in 42.5 in
Back Legroom -- --
Payload and Towing
Cargo Volume 8.5 cu ft 10.1 cu ft
Exterior
Length 182.3 in 162.8 in
Width 82.6 in 79 in
Height 51.2 in 51.2 in
Wheelbase 101.8 in 95.7 in

Available Options

2020 Mercedes-Benz SL-Class
SL 450 RWD

Exterior Colors

  • Black
  • Brilliant Blue Metallic
  • DESIGNO Cardinal Red Metallic
  • DESIGNO Diamond White Metallic
  • DESIGNO Selenite Grey MAGNO
  • Dolomite Brown Metallic
  • Graphite Grey Metallic
  • Iridium Silver Metallic
  • Obsidian Black Metallic
  • Polar White
  • Selenite Grey Metallic

Option Packages

  • Bang & Olufsen BeoSound Premium Sound System
  • Soft Close Doors
  • Silver Seat Belts
  • AMG Carbon Fiber Trim
  • Designo Black Piano Lacquer Trim
  • Designo Champagne White Lacquer Trim
  • Designo Classic Red Leather Package
  • Red Seat Belts
  • Wood/Leather Steering Wheel
  • AMG Sport Steering Wheel In Leather/DINAMICA
  • Active Body Control (ABC)
  • DESIGNO Deep White/Black Leather Package
  • DESIGNO Light Brown/Black Leather Package
  • DESIGNO Platinum White/Black Leather Package
  • DESIGNO Sand/Black Leather Package
  • DESIGNO Sienna Brown/Black Leather Package
  • DESIGNO Titanium Grey Pearl/Black Leather Package
  • DESIGNO Tuscany Beige Pearl/Black Leather Package
  • Driver Assistance Package
  • Premium Package
  • Designo Bamboo Trim
  • Bengal Red/Black, Exclusive Nappa Leather Upholstery
  • Black Perforated Nappa Leather Upholstery
  • Black, Exclusive Nappa Leather Upholstery
  • Black, Nappa Leather Upholstery
  • Ginger Beige/Espresso, Exclusive Nappa Leather Upholstery
  • Porcelain/Black, Exclusive Nappa Leather Upholstery
  • Porcelain/Black, Perforated Nappa Leather Upholstery
  • Saddle Brown/Black, Exclusive Nappa Leather Upholstery
  • Bengal Red/Black, Perforated Nappa Leather Upholstery
  • Ginger Beige/Espresso, Perforated Nappa Leather Upholstery
  • Porcelain/Black, Perforated Nappa Leather Upholstery
  • Saddle Brown/Black, Perforated Nappa Leather Upholstery
  • Magic Sky Control
  • Wheels: 19" AMG Multi-Spoke Alloy
2016 Mercedes-Benz SLK-Class
SLK 300

Exterior Colors

  • Black
  • DESIGNO Cardinal Red Metallic
  • Designo Diamond White Metallic
  • Diamond Silver Metallic
  • Indium Gray Metallic
  • Iridium Silver Metallic
  • Lunar Blue Metallic
  • Obsidian Black Metallic
  • Polar White
  • Selenite Grey Metallic
  • designo Magno Shadow Grey

Option Packages

  • Sport Appearance Package
  • Becker MAP PILOT
  • Premium 1 Package
  • Premium 2 Package
  • Premium 3 Package
  • Ash Leather Upholstery
  • Bengal Red/Black Premium Leather Upholstery
  • Black Leather Upholstery
  • Black Premium Leather Upholstery
  • Sahara Beige Leather Upholstery
  • Two-Tone Brown/Black Premium Leather Upholstery
  • Magic Sky Control
  • Wheels: 18" Twin 5-Spoke

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