2011 Mercedes-Benz SLK-Class

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Rating8.5
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$47,650 - $53,300
Starting Price 
Nathan Dyer's image
Nathan Dyer 

Senior Editor,

Updated on November 3, 2023

ProsConsWhat's New

Zesty acceleration

Less fuel efficient than other convertibles

Optional prepaid maintenance program

Long highway range as a result of a big fuel tank

Vague steering wheel

New standard features include a rear spoiler, black inlays around the headlights, and more

Sport handling and comfortable cabin

Specs & Features

$47,650

price

228 hp @ 6000 rpm

horsepower

221 lb.-ft. @ 2500 rpm

torque

6-Speed Manual

transmission

3.0L 6cyl RWD 6M

engine

-

basic warranty

Overview

The 2011 Mercedes-Benz SLK-Class Convertible is a compact convertible offered in 2 trims, starting off at a base MSRP of $47,650. For that price, it mainly competes with the BMW Z4 Convertible, the Audi TT Convertible, and the Porsche Boxster Convertible. Between 2 trims, the SLK-Class offers 2 powertrains. The base engine is a 3.0L V6 capable of making 228 horsepower and 221 lb-ft of torque. If more power is required, there is also a 300-horsepower-making 3.5L V6 engine. There is a choice between a 6-speed manual transmission and a 7-speed automatic transmission. The SLK-Class reaches 60 mph from zero in 6.1 seconds on its base engine, which gets pumped up to 5.4 seconds with the 3.5L V6 engine. Depending on the powertrain, the SLK-Class can manage a combined fuel economy between 20 and 21 mpg. While we're on the topic of choices, the 10 striking colors the SLK-Class comes in really pull you towards itself.

Buying Advice

The SLK 350 trim has only automatic transmission with the 3.5L V6 engine whereas the base SLK 300 trim’s 3.0L V6 engine can be coupled with either transmission. Regardless of your trim/engine selection, we recommend the optional Heating Package and the Premium Package.

Trims

    300
    $47,650 onwards
    • Engine: 3.0L 6cyl RWD 6M
    • Horsepower: 228 hp @ 6000 rpm hp
    • Torque: 221 lb.-ft. @ 2500 rpm
    • 0-60 mph: 7.1 sec
    • Top Speed: 152 mph
    • Fuel Economy Combined: 20 mpg
    350
    $53,300 onwards
    • Engine: 3.5L 6cyl RWD 7A
    • Horsepower: 300 hp @ 6500 rpm hp
    • Torque: 265 lb.-ft. @ 4900 rpm
    • 0-60 mph: 5.1 sec
    • Top Speed: 161 mph
    • Fuel Economy Combined: 21 mpg

Compare to similar cars

Price

$47,650- $53,300

Engine

Gasoline

Rating

8.54

Horsepower

300 hp @ 6500 rpm

Torque

265 lb.-ft. @ 4900 rpm

Capacity

2

Read Review

$47,450- $62,500

Gasoline

7.71

255 hp @ 6600 rpm

220 lb.-ft. @ 2600 rpm

2

Read Review

$23,110- $31,525

Gasoline

7.52

158 hp @ 6700 rpm

140 lb.-ft. @ 5000 rpm

2

Read Review

$19,400- $34,300

Gasoline

8.43

181 hp @ 5500 rpm

114 lb.-ft. @ 4250 rpm

4

Read Review

$48,100- $61,800

Gasoline

8.65

255 hp @ 6400 rpm

214 lb.-ft. @ 4400 rpm

2

Read Review

2011 Mercedes-Benz SLK-Class vs competitor's 0-60

    Car Name
    0-60 MPH
    Quarter Mile
    Top Speed
    SourceCompare
    7.1 sec13.8 sec152 mph
    2011 BMW Z4

    Ranked #1

    5.6 sec14.4 sec130 mph
    5.6 sec--
    7.5 sec15.5 sec-
    8.9 sec-123 mph

    2011 Mercedes-Benz SLK-Class vs competitor's MPG

      Car Name
      MPG City
      MPG Highway
      MPG Combined
      Fuel Tank Capacity
      Range (C/H)
      SourceCompare
      17 mpg26 mpg20 mpg18.5 gal.314.5/481 mi.
      27 mpg35 mpg31 mpg13.2 gal.369.6/462 mi.
      21 mpg28 mpg23 mpg12.7 gal.266.7/355.6 mi.
      2011 BMW Z4

      Ranked #3

      18 mpg28 mpg22 mpg14.5 gal.261/406 mi.
      20 mpg27 mpg22 mpg16.9 gal.321.1/456.3 mi.

      2011 Mercedes-Benz SLK-Class vs competitor's dimensions

        Car Name
        Length
        Width
        Height
        Ground Clearance
        Wheelbase
        SourceCompare
        161.5 in.70.4 in.51.1 in.4.7 in.95.7 in.
        172.1 in.70.9 in.50.9 in.4 in.95.1 in.
        2011 BMW Z4

        Ranked #2

        167 in.70.5 in.50.8 in.5 in.98.3 in.
        157.3 in.67.7 in.49 in.4.6 in.91.7 in.
        146.8 in.66.3 in.55.7 in.6 in.97.1 in.

        2011 Mercedes-Benz SLK-Class vs competitor's trunk space

          Car Name
          Trunk Capacity
          Passenger Volume
          Max Trunk Volume
          SourceCompare
          9.8 cu.ft.91.1 cu.ft.9.8 cu.ft.
          2011 BMW Z4

          Ranked #1

          8 cu.ft.164.4 cu.ft.8 cu.ft.
          5.3 cu.ft.102.5 cu.ft.9.9 cu.ft.
          6 cu.ft.99.4 cu.ft.23.3 cu.ft.
          5.3 cu.ft.87.6 cu.ft.5.3 cu.ft.

          2011 Mercedes-Benz SLK-Class vs competitor's cargo space

            Car Name
            Cargo Volume
            Cargo Volume w/ Seat Area
            Max Cargo Volume
            Bed Length
            SourceCompare
            50 cu.ft.9.8 cu.ft.9.8 cu.ft.-
            61.6 cu.ft.5.3 cu.ft.5.3 cu.ft.-
            85 cu.ft.5.3 cu.ft.9.9 cu.ft.56 ft.
            2011 BMW Z4

            Ranked #4

            150 cu.ft.8 cu.ft.8 cu.ft.-
            70.8 cu.ft.6 cu.ft.23.3 cu.ft.-

            2011 Mercedes-Benz SLK-Class vs competitor's towing capacity

              Car Name
              Payload Capacity
              Weight
              SourceCompare
              705 lbs.3208 lbs.
              661 lbs.2943 lbs.
              2011 BMW Z4

              Ranked #1

              683 lbs.3241 lbs.
              816 lbs.2701 lbs.
              598 lbs.2542 lbs.

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              #9

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