What matters

Both are full-frame mirrorless bodies for buyers who shoot stills and video, but they solve different jobs and use different mounts. The EOS R6 V concentrates on video-format depth; the A7 V is a broader stills-and-video body with E-mount continuity. Choose the workflow and existing system, not the longest specification list.

Key differences

  • Canon records 7K RAW/Open Gate and 4K up to 119.8fps; its 7K MP4 Open Gate reaches 29.97fps. CFexpress Type B and SD card slots fit a video-led media workflow.
  • For stills, the EOS R6 V is electronic-shutter-only up to 40fps. Firmware 1.1.0 adds external flash support, but it does not add a mechanical shutter.
  • Sony centers the A7 V on a 33MP partially stacked sensor and up to 30fps electronic bursts, with 7.5-stop center stabilization plus mechanical and electronic shutter options.
  • Sony's video limits matter: 4K 120p uses an APS-C/Super 35mm crop, and the official specifications list RAW output as unavailable.
  • Using the cited body prices, Canon's estimated US$2,499 for the EOS R6 V and Sony's US$2,899.99 for the A7 V put Sony US$400.99 higher before lenses, cards or rig accessories.

Who it is for

  • Choose the EOS R6 V when open-gate framing, internal RAW or rigged video production is central; its format depth is the cleaner foundation for a video-first workflow.
  • Choose the A7 V when travel, portraits, events and weekly stills remain central but strong video still matters; its 33MP sensor, fast electronic burst and E-mount continuity make it the safer hybrid.
  • Let the installed system break a close decision. Lens mount, cards and rig accessories can outweigh the US$400.99 body-price gap, so existing RF or E-mount assets may matter more than the sticker prices.

Watch-outs

  • Firmware 1.1.0 improves the EOS R6 V's stills utility with external flash support, but the body remains electronic-shutter-only; it is a video-first camera with better stills backup, not a conventional mechanical-shutter stills body.
  • The A7 V's 4K 120p mode uses an APS-C/Super 35mm crop, and RAW output is unavailable, so confirm that those limits fit the intended video workflow.
  • The EOS R6 V is not the universal choice: when stills and E-mount continuity remain central, the A7 V's broader hybrid balance is safer.
  • Do not let the US$400.99 body gap decide alone; changing lens mount, cards or rig accessories can cost more than the difference.