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7 Best speed boosters of 2026

Explore top picks
  • Best Choice

    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
    9.9
    Exceptional

    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

    • is discontinued by manufacturer:No
    • country of origin:China
    • item weight:5.1 ounces
    • customer reviews:4.7 4.7 out of 5 stars 1,229 ratings 4.7 out of 5 stars
    • package dimensions:4.3 x 4 x 2.5 inches
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  • Value for Money

    2

    VILTROX NF-M43X Manual Focus 0.71x Reducer Speed Booster Lens Mount Adapter w/Aperture Control for Nikon G D Lens to M4/3 Mirrorless Camera GH5 GH4 GF9 GX85 GX8 E-M5 E-M10 E-PL3 Pen-F BMPCC
    VILTROX
    9.8
    Exceptional

    VILTROX NF-M43X Manual Focus 0.71x Reducer Speed Booster Lens Mount Adapter w/Aperture Control for Nikon G D Lens to M4/3 Mirrorless Camera GH5 GH4 GF9 GX85 GX8 E-M5 E-M10 E-PL3 Pen-F BMPCC

  • 3

    Meike EFTR-0.71X Lens Mount Adapter Speed Booster 0.71x Focal Reduction Lens Mount Converter Speedbooster for Canon EF Mount Lenses to Canon APS-C Cameras EOS R7 R10
    Meike
    9.7
    Exceptional

    Meike EFTR-0.71X Lens Mount Adapter Speed Booster 0.71x Focal Reduction Lens Mount Converter Speedbooster for Canon EF Mount Lenses to Canon APS-C Cameras EOS R7 R10

  • 4

    VILTROX EF-M2 Pro Lens Mount Adapter Auto Focus 0.71x Reducer Speed Booster with Security Lock Compatible with Canon EF Mount Lens to M4/3 Camera GH4 GH5 GH5S GF6 GX85 GX7 Olympus E-M5 E-M10 E-PL5
    VILTROX
    9.5
    Excellent

    VILTROX EF-M2 Pro Lens Mount Adapter Auto Focus 0.71x Reducer Speed Booster with Security Lock Compatible with Canon EF Mount Lens to M4/3 Camera GH4 GH5 GH5S GF6 GX85 GX7 Olympus E-M5 E-M10 E-PL5

  • 5

    Meike 0.71X Speedbooster Lens Adapter for Canon EF Lens to RF APS-C Camera
    Meike
    9.2
    Excellent

    Meike 0.71X Speedbooster Lens Adapter for Canon EF Lens to RF APS-C Camera

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  • 6

    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
    8.9
    Very Good

    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

  • 7

    VILTROX EF-EOS M2 Speed Booster, 0.71x Auto-Focus Canon EF Lens EF-M Speedbooster Compatible with Canon EF to m50 ii m6 ii m200 m50 m6 m5
    VILTROX
    8.8
    Very Good

    VILTROX EF-EOS M2 Speed Booster, 0.71x Auto-Focus Canon EF Lens EF-M Speedbooster Compatible with Canon EF to m50 ii m6 ii m200 m50 m6 m5