What SD card for Canon R7? (UHS-II vs UHS-I explained)
Buy a UHS‑I U3 / V30 SDXC card (at minimum). 128GB is the best default for mixed photo/video.
Canon R7 Guide: See all Canon R7 setup + gear answers in one place.
Direct answer
Recommended: UHS‑I U3 / V30 SDXC (128GB sweet spot, 256GB if you shoot lots of 4K).
How to choose (quick steps)
- Check the label: look for U3 and/or V30 (safe minimum for 4K reliability).
- Pick capacity based on video time: 128GB default, go 256GB if you record lots of 4K.
- Buy a known-good brand line (avoid unknown bargain cards for long clips).
- When it arrives: insert the card and format in-camera before important shoots (MENU → Setup/wrench → Format card).
Do / avoid checklist
- Do: format cards in-camera before important shoots.
- Do: size cards by minutes of video, not just GB.
- Avoid: bargain cards for long 4K clips.
More Canon R7 help: Back to the Canon R7 Guide
