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    30 Best Rated Speed Booster in June 2021

    The speed booster list is compiled from brands: niw developer, VILTROX, soonpho, EBYPHAN, Metabones, Commlite, Tapas Mobile Technology Co. Ltd., Pixco, JustKeepAiming, Mousst. This post is based on 2,935 customer reviews.

    Phonezoo
    Phonezoo
      Jun 19, 2021 6:28 AM
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    Showing  1 - 10  in  30 results
    RANKING LIST  |  SORT BY SCORES
    1
    Speed Booster
    Speed Booster
    View on Amazon
    • SCORE
      10.0
      AI Score

      The product rating scale from 0-10 is automatically analyzed by us based on Bigdata. This score is assessed objectively from our customer data, it does not have any relationship with suppliers, agents or other selling websites.

    • Brand
      niw developer
    • Battery Booster, RAM Booster- Clean up RAM
    • more
    2
    VILTROX EF-EOS M2 Auto Focus Lens Adapter 0.71x Reducer Speed Booster for Canon EF Mount Lens to Canon EF-M Mount Mirrorless Camera EOS-M M2 M3 M5 M6 M10 M50 M100
    VILTROX EF-EOS M2 Auto Focus Lens Adapter 0.71x Reducer Speed Booster for Canon EF Mount Lens to Canon EF-M Mount Mirrorless Camera EOS-M M2 M3 M5 M6 M10 M50 M100
    View on Amazon
    • SCORE
      9.6
      AI Score

      The product rating scale from 0-10 is automatically analyzed by us based on Bigdata. This score is assessed objectively from our customer data, it does not have any relationship with suppliers, agents or other selling websites.

    • Brand
      VILTROX
    • Support EXIF signal transmitting & IS Function
    • Support firmware upgrade via USB port.With 1/4" Thread Tripod Foot at the Bottom.more
    3
    VILTROX EF-EOS M2 Speed Booster Canon 0.71x Autofocus Speedbooster Canon EF-M Lens Adapter Compatible with Canon EF to m50 m200 m6 m5 m50 ii m6 ii
    VILTROX EF-EOS M2 Speed Booster Canon 0.71x Autofocus Speedbooster Canon EF-M Lens Adapter Compatible with Canon EF to m50 m200 m6 m5 m50 ii m6 ii
    View on Amazon
    • SCORE
      9.4
      AI Score

      The product rating scale from 0-10 is automatically analyzed by us based on Bigdata. This score is assessed objectively from our customer data, it does not have any relationship with suppliers, agents or other selling websites.

    • Brand
      VILTROX
    • Metal electronic contacts: Built-in data chip, support for photo data transmission, real-time preview of photo information on camera, full compatible with Canon lens and camera features, e.g. autofocus, image stabilization, auto aperture adjustment, etc.
    • The new model of mount adapter can bring better photo bokeh, because the new optical design of the lens allows the aperture increased by one level while the focal length is reduced (equivalent focal length= focal length x 0.71 x 1.6), increase the lens 3 f-stop, increasing the amount of light into the virtual background,can better highlight the theme.more
    4
    VILTROX EF-EOS M2 Auto-Focus Lens Adapter,0.71x Speed Booster Compatible for Canon EF Lens to EOS EF-M Mount Mirrorless Camera M M2 M3 M5 M6 M10 M50 M100 AF Auto-Focus Reducer
    VILTROX EF-EOS M2 Auto-Focus Lens Adapter,0.71x Speed Booster Compatible for Canon EF Lens to EOS EF-M Mount Mirrorless Camera M M2 M3 M5 M6 M10 M50 M100 AF Auto-Focus Reducer
    View on Amazon
    • SCORE
      9.4
      AI Score

      The product rating scale from 0-10 is automatically analyzed by us based on Bigdata. This score is assessed objectively from our customer data, it does not have any relationship with suppliers, agents or other selling websites.

    • Brand
      soonpho
    • ►EXIF SINGAL TRANSMITTING - Comes with gold plated PIN & 4pcs optical glasses which has excellent signal transmission performance while it supports EXIF signal transmission.
    • ►0.71 X FOCAL REDUCER BOOSTER - Focal length is multiplied by 0.71 based on the original (equivalent focal length =focal length x 0.71), which helps enlarge 1 level aperture.more
    5
    VILTROX EF-EOS M2 Speed Booster Canon 0.71x Autofocus Speedbooster Canon EF-M Lens Adapter Compatible with Canon EF to m50 m200 m6 m5 m50 ii m6 ii
    VILTROX EF-EOS M2 Speed Booster Canon 0.71x Autofocus Speedbooster Canon EF-M Lens Adapter Compatible with Canon EF to m50 m200 m6 m5 m50 ii m6 ii
    View on Amazon
    • SCORE
      9.4
      AI Score

      The product rating scale from 0-10 is automatically analyzed by us based on Bigdata. This score is assessed objectively from our customer data, it does not have any relationship with suppliers, agents or other selling websites.

    • Brand
      VILTROX
    • Metal electronic contacts: Built-in data chip, support for photo data transmission, real-time preview of photo information on camera, full compatible with Canon lens and camera features, e.g. autofocus, image stabilization, auto aperture adjustment, etc.
    • USB upgrade port: Through continuous software updates, VILTROX will help users get better shooting experience, fix product bugs and constantly adapt to the new EF lens, provide more Canon lens and camera combinations.more
    6
    Lens Mount Adapter EF-EOS M2 Auto-Focus 0.71x Speed-Booster Control Ring for Canon EF Lens to Canon EOS-M (EF-M Mount) Mirrorless Cameras M M2 M3 M5 M6 M10 M50 M100
    Lens Mount Adapter EF-EOS M2 Auto-Focus 0.71x Speed-Booster Control Ring for Canon EF Lens to Canon EOS-M (EF-M Mount) Mirrorless Cameras M M2 M3 M5 M6 M10 M50 M100
    View on Amazon
    • SCORE
      9.0
      AI Score

      The product rating scale from 0-10 is automatically analyzed by us based on Bigdata. This score is assessed objectively from our customer data, it does not have any relationship with suppliers, agents or other selling websites.

    • Brand
      EBYPHAN
    • Compatibility: EF-EOS M2 lens converter allow Canon EF mount series lenses to work with Canon EF-M mirrorless cameras M M2 M3 M5 M6 M10 M50 M100
    • 0.71x Focal Reducer : Focal length is multiplied by 0.71 based on the original ( equivalent focal length = focal length x 0.71 ), which helps enlarge 1 level aperturemore
    7
    Metabones Speed Booster XL 0.64x Adapter for Full-Frame Canon EF-Mount Lens to Select Micro Four Thirds-Mount Cameras
    Metabones Speed Booster XL 0.64x Adapter for Full-Frame Canon EF-Mount Lens to Select Micro Four Thirds-Mount Cameras
    View on Amazon
    • SCORE
      9.0
      AI Score

      The product rating scale from 0-10 is automatically analyzed by us based on Bigdata. This score is assessed objectively from our customer data, it does not have any relationship with suppliers, agents or other selling websites.

    • Brand
      Metabones
    • 1.3-Stop Increase in Lens Apertures
    • Supports In-Camera Aperture Controlmore
    8
    VILTROX EF-M2II Speed Booster Micro 4/3 Focal Reducer Booster Adapter Auto-Focus 0.71x for Canon EF Mount Series Lens to M4/3 Camera GH4 GH5 GF6 GF1 GX1 GX7 E-M5 E-M10 E-M10II E-PL5
    VILTROX EF-M2II Speed Booster Micro 4/3 Focal Reducer Booster Adapter Auto-Focus 0.71x for Canon EF Mount Series Lens to M4/3 Camera GH4 GH5 GF6 GF1 GX1 GX7 E-M5 E-M10 E-M10II E-PL5
    View on Amazon
    • SCORE
      8.6
      AI Score

      The product rating scale from 0-10 is automatically analyzed by us based on Bigdata. This score is assessed objectively from our customer data, it does not have any relationship with suppliers, agents or other selling websites.

    • Brand
      VILTROX
    • 0.71x Focal Reducer Converter: focal length is multiplied by 0.71 based on the original (equivalent focal length = focal length x 0.71), which helps enlarge 1 stop aperture
    • Compatibility: Viltrox EF-M2 II is an upgrade version of EF-M2, allowing Canon EF series lenses to be used on M4/3 cameras, such as GH4 GH5 GF6 GF1 GX1 GX7 GX85 E-M5 E-M10 E-M10II E-PL5more
    9
    Commlite cm-AEF-MFT Booster Canon EF Lens to M4/3 Micro Four Thirds 0.71x Speed Booster Autofocus Adapter for Panasonic GH4 GH5 GH5S GF6 GF1 GX1 GX7 Olympus E-M5 E-M10 E-PL5
    Commlite cm-AEF-MFT Booster Canon EF Lens to M4/3 Micro Four Thirds 0.71x Speed Booster Autofocus Adapter for Panasonic GH4 GH5 GH5S GF6 GF1 GX1 GX7 Olympus E-M5 E-M10 E-PL5
    View on Amazon
    • SCORE
      8.4
      AI Score

      The product rating scale from 0-10 is automatically analyzed by us based on Bigdata. This score is assessed objectively from our customer data, it does not have any relationship with suppliers, agents or other selling websites.

    • Brand
      Commlite
    • 【EXIF signal transmitting&IS Function】Cooper gold-plated contacts with great conductivity enhance the EXIF info. Transmission between lens and camera body. CM-AEF-MFT Booster was built-in IS function, making your focus much more precise and clear.
    • 【0.71x Focal Reducer Booster】CM-AEF-MFT Booster can increase one great of an aperture to blur the background and better highlight the theme. Built-in optical correction group, when using this adapter, the focus of the lens should be shortened by X0.71, and then multiply this data by M4/3 conversion rate, is the approximately M4/3 camera’s actually equivalent focus.more
    10
    MFT Lens Adapter EF-M2II Auto-Focus Speed-Booster Control Ring for Canon EF Lens to M4/3 Camera GH4 GH5 GF8 GF9 GX8 GX85 E-M5 E-M10 E-M10II E-PL5 Pen-F
    MFT Lens Adapter EF-M2II Auto-Focus Speed-Booster Control Ring for Canon EF Lens to M4/3 Camera GH4 GH5 GF8 GF9 GX8 GX85 E-M5 E-M10 E-M10II E-PL5 Pen-F
    View on Amazon
    • SCORE
      8.4
      AI Score

      The product rating scale from 0-10 is automatically analyzed by us based on Bigdata. This score is assessed objectively from our customer data, it does not have any relationship with suppliers, agents or other selling websites.

    • Brand
      EBYPHAN
    • Function: auto focus (AF), EXIF signal transmission, increase the lens 1 f-stop and the amount of light into the virtual background, help to better highlight the theme; adjust the aperture directly via camera to control actual aperture of lens.
    • 0.71x Focal Reducer: focal length is multiplied by 0.71 based on the original (equivalent focal length = focal length x 0.71), which helps enlarge 1 stop aperture.more

    Last update on 2021-06-19 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

    4
    1 ratings
    Phonezoo
    Phonezoo
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