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Sony α7 IV (ILCE-7M4) lens compatibility

Sony α7 IV (ILCE-7M4): verified mount, sensor format and lens selection caveats.

Reviewed by LensMatch editorial · 2026-10-30

Sony α7 IV (ILCE-7M4) is identified in the maker source with Sony E and Full frame format. Sony specifies an E-mount and 35.9 × 23.9 mm sensor; adapter functions need a separate model check.

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Verified specifications

FieldValue
Lens mountSony E
Sensor formatFull frame
Model identitysony-a7-iv
Listed aliasesA7 IV, A7IV, ILCE7M4
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Official sources and scope

Checked for this reference on October 30, 2026. Product firmware and support lists can change; inspect the current maker page for your exact revision.