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The Best viltrox speed booster of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best viltrox speed booster of 2022. Check our ranking below.

2,175 Reviews Scanned

Rank No. #1
VILTROX EF-EOS M2 Speed Booster 0.71x Canon EF Lens to EF-M Mount Speedbooster for Canon m50 ii m6 ii m200 m50 m6 m5
VILTROX EF-EOS M2 Speed Booster 0.71x Canon EF Lens to EF-M Mount Speedbooster for Canon m50 ii m6 ii m200 m50 m6 m5
  • The VILTROX EF-EOS M2 is designed to allows Canon EF lenses to be mounted on the Canon EOS M mirrorless camera, compatible with all lens functions. Can increase the lens 1 f-stop, increasing the amount of light into the virtual background, can better highlight the theme .
  • 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 1 f-stop, Bring better photo bokeh.
  • Signal transmission using PIN gold needle, greatly enhanced its transmission performance, 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.
  • 4 lens elements in 4 groups for optical clarity as well as color fidelity.Detachable tripod foot with 1/4"-20 accessory thread for direct attachment to tripods or quick release plates that feature 1/4"-20 mounts.
  • 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.
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Rank No. #2
VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii
VILTROX EF-M2II 0.71x Speed Booster, EF to Micro 4/3 Focal Reducer Booster Adapter Auto-Focus for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii
  • 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-PL5
  • 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
  • AF Functions & Adjustable Aperture: auto focusing function, increasing the lens 1 f-stop and the amount of light into the virtual background, better highlight the theme; adjust the aperture directly from camera to control the lens’ actual aperture
  • Material & Design: bayonets are made of metal with surface plating treatment, being durable and sturdy; inbuilt copper electronic contacts and IS function, making focus precise and clear, with 1/4" thread tripod foot at the bottom, etc
  • 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.
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Rank No. #3
VILTROX EF-EOS M2 Speed Booster Lens Adapter, 0.71x Auto-Focus EF-M Lens Adapter Ring Lens Converter Control Ring Compatible with Canon EF to m50 m200 m6 m5 m50 ii m6 ii
VILTROX EF-EOS M2 Speed Booster Lens Adapter, 0.71x Auto-Focus EF-M Lens Adapter Ring Lens Converter Control Ring Compatible with Canon EF to m50 m200 m6 m5 m50 ii m6 ii
  • 【Compatibility】Viltrox EF-EOS M2 is designed to allow Canon EF-mount series lenses to Canon EF-M mirrorless cameras, such as Canon M5 M6 M10 M50 M100.
  • 【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 aperture, increasing the amount of light into the virtual background, can better highlight the theme.
  • 【Multifunctional Lens Adapter】Signal transmission using PIN gold needle, greatly enhanced its transmission performance, 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】Support firmware upgrade via USB 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.
  • EF-EOS M2 is with 1/4"-20 accessory thread for direct attachment to tripods or quick release plates that feature 1/4"-20 mounts.
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Rank No. #4
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
  • 【Compatibility】VILTROX EF-EOS M2 Speed Booster compatible with Canon EF Lens to Cano EF-M Mount mirrorless camera EOS M M2 M3 M5 M6 M6II M10 M50 M50II M100 M200.
  • 【0.71x Focal Length Reducer 】Built-in optical correction group, when using this adapter, the focal length of lens should be shortened x0.71 based on the original,that is equivalent focal length = focal length x 0.71x camera conversion rate,which make the effective focal length smaller and the shooting range wider.
  • 【Aperture increased by 1 stop】EF-EOS M2 Speed Booster can increase one stop aperture to blur the background and better highlight the theme.
  • 【Auto Focus & Aperture Control】EF-EOS M2 Speed Booster with steady, fast and smooth autofocus, let you easy to shoot in the face of fleeting beauty. You can also adjust the aperture of EF lens by control EOS M series camera body.
  • 【EXIF signal transmitting & IS Function】Cooper gold-plated contacts with great conductivity enhance the EXIF info. Transmission between lens and camera body. Built-in IS function, making your focus much more precise and clear.
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Rank No. #5
VILTROX EF-M2 II Electronic Auto Focus 0.71x Reducer Speed Booster Lens Mount Adapter for Canon EF Mount Lens to M4/3 MFT Camera PEN-F GH5 GH4 GF9 GX85 E-M5 E-M10 E-M10II E-PL3
VILTROX EF-M2 II Electronic Auto Focus 0.71x Reducer Speed Booster Lens Mount Adapter for Canon EF Mount Lens to M4/3 MFT Camera PEN-F GH5 GH4 GF9 GX85 E-M5 E-M10 E-M10II E-PL3
  • 【Compatibility】Viltrox EF-M2 II allow Canon EF series lens to be used on M4/3 camera,such as GH5 GH4 GF9 GX85 E-M5 E-M10 E-M10II E-PL3 PEN-F etc.
  • 【0.71x Focal Reducer Booster】 Viltrox EF-M2 II Booster built-in with optical correction group, when using the adapter, the focus of the lens should be multiplied by 0.71, then multiplied by 1.5 (the focus multiplier), is the lens’ actually equivalent focus .
  • 【Auto Focus Function & Aperture Control】 With copper electronic contacts,EF-M2 II will give you fast speed and smooth focusing experience. You can also adjust the aperture of EF lens by control M4/3 camera body.
  • 【EXIF signal transmitting & IS Function】EF-M2 II can transmit the EXIF signals to your camera and display the current information on the screen.( like Aperture, Shutter Speed, Exposure parameters, etc. ),and with Built-in IS function, making your focus much more precise and clear.
  • 【Support Firmware Upgrade】Built-in USB fireware upgrading port, supports USB firmware upgrading and through subsequent upgrade, Viltrox EF-M2 II Booster r can improve the function,and fix bugs.
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Rank No. #6
Viltrox EF-FX2 Auto Focus 0.71x Reducer Speed Booster Lens Mount Adapter for Canon EF Mount Lens to Fuji X-Mount Mirrorless Camera X-T3 X-T2 X-T20 X-T30 X-T10 X-T100 X-PRO2 X-E3 X-A20 X-A5
Viltrox EF-FX2 Auto Focus 0.71x Reducer Speed Booster Lens Mount Adapter for Canon EF Mount Lens to Fuji X-Mount Mirrorless Camera X-T3 X-T2 X-T20 X-T30 X-T10 X-T100 X-PRO2 X-E3 X-A20 X-A5
  • 【Compatibility】Viltrox EF-FX2 allow Canon EF series lens to be used on Fuji X-Mount mirrorless cameras.
  • 【0.71x Focal Reducer Booster】Viltrox EF-FX2 Booster built-in with optical correction group, when using the adapter, the focus of the lens should be multiplied by 0.71, then multiplied by 1.5 (the focus multiplier), is the lens’ actually equivalent focus .
  • 【Auto Focus Function & Aperture Control】With copper electronic contacts,EF-FX2 will give you fast speed and smooth focusing experience. You can also adjust the aperture of EF lens by control Fuji X-Mount mirrorless camera body.
  • 【EXIF signal transmitting & IS Function】EF-FX2 can transmit the EXIF signals to your camera and display the current information on the screen.( like Aperture, Shutter Speed, Exposure parameters, etc. ),and with Built-in IS function, making your focus much more precise and clear.
  • 【Support Firmware Upgrade】Built-in USB fireware upgrading port, supports USB firmware upgrading and through subsequent upgrade, Viltrox EF-FX2I Booster can improve the function,and fix bugs.
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Rank No. #7
VILTROX EF-E II Auto Focus 0.71x Focal Reducer Speed Booster Lens Adapter with CDAF/PDAF Switch for Canon EF Lens to Sony E-Mount Camera A9 A7RIII A7RII A7III A6500 A6300 A6400 A7SII A7R
VILTROX EF-E II Auto Focus 0.71x Focal Reducer Speed Booster Lens Adapter with CDAF/PDAF Switch for Canon EF Lens to Sony E-Mount Camera A9 A7RIII A7RII A7III A6500 A6300 A6400 A7SII A7R
  • Compatibility:Viltrox EF-E II adapter allow Canon EF-mount series lenses to Sony E Mount APS-C mirrorless cameras.(Full frame camera should be change into APS-C mode)
  • 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 aperture
  • Support Two Auto Focus model PDAF (phase detection auto focus) and CDAF (contrast detection auto focus)
  • Support Electronic Aperture Control ,EXIF signal transmitting & IS Function
  • Support firmware upgrade via USB port.With 1/4" Thread Tripod Foot at the Bottom.
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SaleRank No. #8
VILTROX EF-M2 Focal Reducer Speed Booster Adapter Auto-Focus 0.71x for Canon EF Mount Series Lens to M43 Camera GH4 GH5 GF6 GF1 GX1 GX7 E-M5 E-M10 E-PL5,with USB Update Port
VILTROX EF-M2 Focal Reducer Speed Booster Adapter Auto-Focus 0.71x for Canon EF Mount Series Lens to M43 Camera GH4 GH5 GF6 GF1 GX1 GX7 E-M5 E-M10 E-PL5,with USB Update Port
  • Compatibility: Allow for Canon EF mount series lens to be used on M4/3 camera. We will glad to help you if you don't know whether this lens adapter ring fits for your cameras and your lens. Focus length multiplier: 0.71x.
  • Support AF Function: Viltrox EF-M2 lens adapter comes with the gold-plating contact, which can help to connect your Canon EF mount series lens to M4/3 Cameras, auto focusing perfectly.
  • Support Aperture Control: Designed with internal aperture motor, you can adjust the aperture from camera end directly to control the lens’ actual aperture.
  • Material & Design: Made of aluminum allo; convenient for installation; powerful and stable;Gold-plating contact, excellent transmitting effect.
  • 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.
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Rank No. #9
VILTROX EF-M2 II AF Auto Focus Lens Mount Adapter with 0.71X Reducer Speed Booster Converter Compatible for Canon EF Mount Lens to M4/3 Camera Panasonic and Olympus
VILTROX EF-M2 II AF Auto Focus Lens Mount Adapter with 0.71X Reducer Speed Booster Converter Compatible for Canon EF Mount Lens to M4/3 Camera Panasonic and Olympus
  • 【Compatibility】VILTROX EF-M2 II Lens Mount Adapter Allow compatible with Canon EF mount series lens to be used on M4/3 camera. Panasonic : GH5S/GH5/GH4/GH3/GH2/GH1/GF9/GF8/GF7/GF6/GF5/GF4/GF3/GF2/GF1/ GX85/GX8/GX7/GX1/G7/G6/G3/G2/G1; Olympus : E-M10/E-M10II/E-M10III/E-M5II/E-M5/E-M1/E-PL8/E-PL7/E-PL5/E-PL3/E-PL2/PEN-F/E-PM2/E-PM1/E-P5/E-P3/E-P1.
  • 【Support AF Auto Focus Function】Viltrox EF-M2II lens adapter comes with the gold-plating contact, which can help to connect compatible with Canon EF mount series lens to M4/3 Cameras, auto focusing perfectly.
  • 【Support Aperture Control and 0.71x Focal Reducer Booster 】Designed with internal aperture motor, you can adjust the aperture from camera end directly to control the lens’ actual aperture. Plus 0.71 based on the original focal length , which help enlarge 1 level aperture.
  • 【EXIF signal transmitting & IS Function】EF-M2 II can transmit the EXIF signals to your camera and display the current information on the screen.( like Aperture, Shutter Speed, Exposure parameters, etc. ),and with Built-in IS function, making your focus much more precise and clear.
  • 【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.
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Rank No. #10
VILTROX EF-M2 II 0.71x Reducer Speed Booster Auto Focus Lens Adapter Compatible with Canon EF Lens to Micro Four Thirds M43 MFT Mount Camera Panasonic GH4 GH5 GH5S GF6 GF1 GX7 Olympus E-M5 E-M10 E-PL5
VILTROX EF-M2 II 0.71x Reducer Speed Booster Auto Focus Lens Adapter Compatible with Canon EF Lens to Micro Four Thirds M43 MFT Mount Camera Panasonic GH4 GH5 GH5S GF6 GF1 GX7 Olympus E-M5 E-M10 E-PL5
  • 【Compatibility】VILTROX EF-M2 II Speed Booster is compatible with full-frame Canon EF lens to M4/3 mount camera,such as GH4 GH5 GH5S GF6 GF1 GX85 E-M1 E-M5 E-M10 E-PL5,etc.Support firmware upgrade via USB port.
  • 【Increase the Aperture】The EF-M2 II Booster can increasing one gear of aperture to blur the background and better highlight the theme.
  • 【0.71x Focal Reduce Focus Length】Built-in with optical correction group,when using the adapter,the focus of the lens should be multiplied by 0.71,then multiply this data by M4/3 conversion rate, is the lens’ actually equivalent focus.
  • 【Auto Focus & Aperture Control】With copper electronic contacts,EF-M2 II will give you fast speed and smooth focusing experience.You can also adjust the aperture of EF lens by control M4/3 camera body.
  • 【EXIF signal transmitting & IS Function】EF-M2 II can transmit the EXIF signals to your camera and display the current information on the screen( like Aperture,Shutter Speed, Exposure parameters, etc. ),and with Built-in IS function, making your focus much more precise and clear.
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Last update on 2022-11-03 / Affiliate links / Images from Amazon Product Advertising API

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