Bandwidth Requirements

The bandwidth used by Zoom will be optimized for the best experience based on the participants’ network.
A good stable connection is still required. The bandwidth will automatically adjust for 3G, WiFi or Wired environments.

Recommended bandwidth for meetings panelists:

• For 1:1 video calling:
  • 600kbps (up/down) for high quality video
  • 1.2 Mbps (up/down) for 720p HD video
  • Receiving 1080p HD video requires 1.8 Mbps (up/down)
  • Sending 1080p HD video requires 1.8 Mbps (up/down)
• For group video calling:
  • 800kbps/1.0Mbps (up/down) for high quality video
  • For gallery view and/or 720p HD video: 1.5Mbps/1.5Mbps (up/down)
  • Receiving 1080p HD video requires 2.5mbps (up/down)
  • Sending 1080p HD video requires 3.0 Mbps (up/down)
• For screen sharing only (no video thumbnail): 50-75kbps
• For screen sharing with  video thumbnail: 50-150kbps
• For audio VoiP: 60-80kbps

Other Guides: 
System Requirements and Bandwidth 
Wireless (WiFi) Connectivity
Mobile Data Bandwidth