Sony FX6 Card Slots: Full Specs and Tips 2026

The Sony FX6's dual card slots redefine pro video capture. This 2026 deep-dive covers FX6 card slots capacities, formats, and workflow hacks for filmmakers.

Supporting CFexpress Type A and SD UHS-II, FX6 ensures uninterrupted 4K/120p and 6K RAW.

Slot Specifications Breakdown

Slot 1: CFexpress Type A/SD dual. Slot 2: SD UHS-II. Simultaneous recording possible.

Max: 1.7Gbps write for high-frame proxies.

  • CFexpress: 800MB/s sustained
  • SD: 300MB/s dual slots
  • XAVC-I up to 600Mbps

Recommended Cards for 2026

Sony Tough series or SanDisk Extreme Pro. Budget: Lexar Gold.

  • 512GB for full-day shoots
  • 1TB for RAW workflows
  • Backup via dual rec

Recording Modes and Limits

Relay auto-switches slots. Loop overwrites oldest clips.

  • 4K 120p: 45min per 1TB
  • 6K RAW: 20min per TB
  • ProRes via ext. recorder

Workflow Optimization Tips

Offload via USB-C reader. Use Catalyst Browse for organization.

  • Batch rename on camera
  • Metadata logging
  • ND filter sync rec