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    30 Best Rated Speed Booster in May 2022

    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
      May 23, 2022 2:27 AM
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    Comparison Table

    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 firmware upgrade via USB port.With 1/4" Thread Tripod Foot at the Bottom.
    • 0.71x 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 aperturemore
    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
    • 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.
    • 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.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
    • ►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.
    • ►COMPATIBILITY- VILTROX EF-EOS M2 mount adapter is designed to allow Compatible with Canon EF-mount series lenses to be used on interchangeable-lens digital cameras that compatible with EF-M lens.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
    • The VILTROX EF-EOS M2 is designed to allows Canon EF lenses to be mounted on the Canon EOS M mirrorless camera, and compatible with all lens functions. Feel free to contact us, make sure your camera fits.
    • 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
    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
    • Equipped with USB interface, convenient for software upgrade; achieve perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades
    • 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
    • Canon EF Lens to Micro 4/3 Bodymore
    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
    • USB Firmware Upgrade: Equipped with USB interface, can realize software upgrade. Can perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades.
    • 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
    • 【With USB port firmware update】For adapter firmware update, connect the adapter to the computer with USB cable and execute latest file download from official website. Do not require to attach the adapter to your camera.
    • 【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
    • Material & Design: bayonets are made of high quality metal with surface plating treatment, being durable and robust; optical glasses built in 4 groups / 5 glasses; with 1/4" thread tripod foot at the bottom; firmware can be upgraded via a micro USB port etc.
    • 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.more

    Last update on 2022-05-23 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

    4
    1 ratings