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

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

Used Car Pricing Used listing price comparison and analysis.

2016 Mercedes-Benz SLK-Class
SLK 300
CarGurus Instant Market Value
$32,026
106 listings nationwide
9 GREAT deals
20 GOOD deals

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2016 Porsche Boxster
Base
CarGurus Instant Market Value
$45,685
15 listings nationwide

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Expert Reviews Reviews from CarGurus experts.

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...

2016 Porsche Boxster
Base
John Goreham Preview:

This year the Porsche Boxster will turn 20. It was back in 1996 that a new, midengine, convertible-only roadster joined the Porsche lineup with a starting price under $40K. At the time...

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

2016 Mercedes-Benz SLK-Class
SLK 300
writes:
Great car but not at the level of the porsche
writes:
Would Buy Ranked 2015 Mercedes-Benz SLK-Class SLK 250 worse.
"I like "
2016 Porsche Boxster
Base
writes:
Best cab car in class !!!
35
writes:
Beautiful car, but just not worth the money
writes:
Handling Ranked 2016 BMW Z4 worse.
"Mid engine car."
Value Ranked 2016 BMW Z4 better.
"All year round hard top cabrio. Faster with a tune. Heated steering wheel with winter package. Much less expensive with Italian styling."

Specs

2016 Mercedes-Benz SLK-Class
SLK 300
2016 Porsche Boxster
Base
Powertrain 9-Speed Automatic
Drivetrain
RWD
RWD
RWD
Fuel Economy, City
25 MPG
22 MPG
20 MPG
Fuel Economy, Highway
32 MPG
32 MPG
30 MPG
Fuel Tank Volume 18.5 gal 16.9 gal
Engine
Fuel Type
Gasoline
Gasoline
Gasoline
Power
241 hp @ 5,550 RPM
265 hp @ 6,700 RPM
265 hp @ 6,700 RPM
Torque
273 lb-ft @ 1,300 RPM
206 lb-ft @ 4,500 RPM
206 lb-ft @ 4,500 RPM
Cylinders
4 cylinders
6 cylinders
6 cylinders
Compression Ratio
9.8:1
12.5:1
12.5:1
Displacement
2,000 cc
2,700 cc
2,700 cc
Bore x Stroke
3.27 in x 3.62 in
--
--
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
Curtain Airbags Standard Standard
NHTSA Crash Test Results
Comfort and Convenience
Sunroof/Moonroof Standard --
Leather Seats -- Standard
Air Conditioning Standard Standard
CD Player Standard 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 42.5 in 41.6 in
Back Legroom -- --
Payload and Towing
Cargo Volume 10.1 cu ft 9.9 cu ft
Maximum Payload -- 739 lbs
Exterior
Length 162.8 in 172.2 in
Width 79 in 70.9 in
Height 51.2 in 50.5 in
Wheelbase 95.7 in 97.4 in

Available Options

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
2016 Porsche Boxster
Base

Exterior Colors

  • Agate Gray Metallic
  • Black
  • Carmine Red
  • Carrera White Metallic
  • Custom Color Metallic
  • Custom Color Uni
  • Dark Blue Metallic
  • GT Silver Metallic
  • Guards Red
  • Jet Black Metallic
  • Lime Gold Metallic
  • Mahogany Metallic
  • Racing Yellow
  • Rhodium Silver Metallic
  • Sapphire Blue Metallic
  • White

Option Packages

  • 6-Disc CD Changer
  • 6-Disc CD/DVD Changer
  • Bose Surround Sound System
  • CDR Plus Audio System
  • SiriusXM Satellite Radio Receiver
  • Convenience Package
  • Porsche Active Suspension Management (PASM)
  • Porsche Torque Vectoring (PTV)
  • Sport Suspension
  • Sports Exhaust System
  • Exterior Package Painted
  • Illuminated Door-Sill Guards in Carbon Fiber
  • Illuminated Stainless Steel Door-Sill Guards
  • Personalized Illuminated Carbon Door-Sill Guards
  • Rear Fascia Painted
  • Rear Side Air Intakes Painted
  • Side Mirror Painted (Lower Trim)
  • Sports Tailpipe
  • Infotainment Package
  • Infotainment Package with BURMESTER Surround Sound System
  • Infotainment Package with Bose Surround Sound System
  • Instrument Dials in Guards Red
  • Instrument Dials in Luxor Beige
  • Instrument Dials in Racing Yellow
  • Instrument Dials in White
  • Painted Interior Package (EER)
  • Sport CHRONO Clock Dial In Luxor Beige
  • Sport CHRONO Clock Dial In Racing Yellow
  • Sport Chrono Clock Dial in Guards Red
  • Sport Chrono Clock Dial in White
  • Sport Chrono Package with PCM
  • Aluminum Gear Selector
  • Brushed Aluminum Interior Package
  • Brushed Aluminum Interior Package with Leather Interior
  • Brushed Aluminum Interior Package with Leather and PDK
  • Carbon Center Console Trim
  • Carbon Interior Package
  • Carbon Interior Package with Leather Interior
  • Carbon Interior Package with PDK
  • Customization Package Gear Lever
  • Customization Package Gear Selector
  • Door Sill Guards In Carbon Fiber
  • Extended Interior Package, Dashboard Trim In Leather
  • Extended Interior Package, Door Panel In Leather
  • Inner Door-Sill Guards in Leather
  • Leather Air Vent Slats
  • Leather Interior Package
  • Leather Interior Package (EES)
  • Leather PCM Display Surround
  • Leather Rear View Mirror
  • Mahogany Center Console Trim
  • Mahogany Interior Package
  • Mahogany Interior Package with Leather Interior
  • Mahogany Interior Package with PDK
  • Painted PCM Display Surround
  • Pedals & Footrest In Aluminum
  • Personalized Illuminated Stainless Steel Door Sill Guards
  • Platinum Gray Full Leather Seat/Interior Trim
  • Sport Chrono Package
  • Standard Carpeting in Deviating Color
  • Steering Wheel Rim with Deviating Stitching
  • Sun Visors in Alcantara
  • Sun Visors in Leather
  • Extended Interior Package Plus
  • Mahogany Interior Package with Leather Interior/PDK
  • Premium Package Plus with Adaptive Sport Seats
  • Premium Package Plus with Sport Seats
  • Premium Package with Adaptive Sport Seats
  • SportDesign Package
  • Adaptive Cruise Control with Porsche Active Safe
  • Automatically Dimming Mirrors
  • Bi-Xenon Headlights
  • Bi-Xenon Headlights with PDLS Plus
  • Bluetooth Handset For Telephone Module
  • Brushed Aluminum Interior Package with PDK
  • Carbon Interior Package with Leather Interior and PDK
  • Carbon Multifunction Heated Steering Wheel
  • Electronic Logbook
  • Mahogany Multifunction Heated Steering Wheel
  • Multifunction Steering Wheel
  • PARKASSIST Front & Rear
  • PARKASSIST Front & Rear with Reversing Camera
  • PARKASSIST Rear
  • Porsche Ceramic Composite Brake (PCCB)
  • Premium Package with Sport Seats
  • Tinted Taillights
  • Voice Control
  • Wheels Painted In Black
  • Wheels Painted In Black Satin
  • Z-Option Color: Oryx White Metallic
  • Supplemental Safety Bars in Aluminum Look
  • Supplemental Safety Bars in Exterior Color
  • Agate Gray Special Leather Seat/Interior Trim
  • Agate Gray/Amber Orange Two-Tone Partial Leather Seat Trim
  • Agate Gray/Lime Gold Two-Tone Partial Leather Seat Trim
  • Agate Gray/Pebble Gray Two-Tone Partial Leather Seat Trim
  • Amber Orange/Agate Gray Two-Tone Leather Seat Trim
  • Black Full Leather Seat/Interior Trim
  • Black Partial Leather Seat Trim with Leather Package
  • Espresso Natural Leather Seat Trim
  • Garnet Red Natural Leather Seat Trim
  • Leather In Custom Color (Color To Sample) Leather Seat Trim
  • Lime Gold/Agate Gray Two-Tone Leather Seat Trim
  • Luxor Beige Full Leather Seat/Interior Trim
  • Luxor Beige Partial Leather Seat Trim with Leather Package
  • Luxor Beige/Black Two-Tone Leather Seat Trim
  • Pebble Gray/Agate Gray Two-Tone Leather Seat Trim
  • Platinum Gray Partial Leather Seat Trim with Leather Package
  • Seat Centers In Deviated Standard Leather
  • Seat Centers in Leather to Sample
  • Seat Stitching in Deviating Thread
  • Yachting Blue Full Leather Seat/Interior Trim
  • Yachting Blue Partial Leather Seat Trim with Leather Package
  • 14-Way Power Sport Seats with Memory Package
  • 18-Way Adaptive Sport Seats Plus
  • 2-Way Sport Seats Plus
  • Seat Ventilation
  • Transmission: 7-Speed Porsche Doppelkupplung (PDK)
  • Wheels Painted in Black (High-Gloss)
  • Wheels Painted in Exterior Color
  • Wheels Painted In Platinum Satin
  • Wheels: 20" 911 Turbo
  • Wheels: Front 8.5J X 20 & Rear 10J X 20 SportTechno
  • Wheels: Front 8J X 19 & Rear 9.5J X 19 Boxter S Alloy
  • Wheels: Front 8J X 19 & Rear 9.5J X 19 Cayman S Alloy
  • Wheels: Front 8J X 20 & Rear 9.5J X 20 Carrera Classic
  • Wheels: Front 8J X 20 & Rear 9.5J X 20 Carrera S Alloy

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