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8 Best speed boosters of 2026
Explore top picks
1
MeikeMeike MK-EFTR-071X Auto Focus 0.71X Speed Booster Lens Mount Adapter for Canon EF Mount Lens to Canon RF Mount Cameras EOS R7 R10 C70 R50
9.9Exceptional
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2
MeikeMeike 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
9.8Exceptional
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3
VILTROXVILTROX 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
9.7Exceptional
Our Rating
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4
VILTROXVILTROX 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
9.6Exceptional
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5
VILTROXVILTROX 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
9.4Excellent
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6
VILTROXVILTROX 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
9.1Excellent
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7
EBYPHANEF-EOS M2 Autofocus Lens Adapter 0,71x Speed-Booster Compatible for Canon EF Lens to EOS-M Mount Camera CAN0N EOS M M2 M3 M5 M6 M10 M50 M100 M200
8.9Very Good
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8
VILTROXVILTROX EF-E II 0.71x Auto Focus Reducer Speed Booster Adapter for Canon EF to Sony E-Mount Camera a9 a7r iii a7r ii a7iii a7s a6500 a6300
8.8Very Good
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