Stream 4K Ultra HD content

Use your Chromecast with Google TV (4K) or Chromecast Ultra to watch films and TV programmes in 4K Ultra HD and 4K HDR. Chromecast with Google TV (HD) doesn't support 4K playback.

4K Ultra HD, also known as Ultra High Definition or UHD, offers enhanced picture resolution up to four times greater than HD and 1080p. When combined with a 4K TV and 4K content, Chromecast with Google TV (4K) and Chromecast Ultra offer Ultra High Definition (4K Ultra HD) content with:

  • Higher pixel resolution
  • Smoother video
  • Greater colour depth

Meanwhile, 4K HDR, also known as Ultra High Definition premium or 4K HDR, is an exciting television technology that promises even better picture quality when watching films or TV programmes. You can expect:

  • Greater colour depth
  • Brighter highlights
  • Deeper blacks and whiter whites
  • Wide colour range

What you need

  • A 4K-compatible HDTV with an HDMI port that supports HDCP 2.2 and 60 frames per second (fps). Ports with these labels support HDCP 2.2:
    • Mobile high-definition link (MHL)
    • HDCP 2.2
    • UHD, Ultra HD, 4K Ultra HD
    • 4K
  • Note: If you're using an AVR or soundbar, it needs to support HDCP 2.2.
  • A high-speed Internet connection of at least 20 Mbps (recommended)
  • 4K programming from content providers (may require a subscription)
    • Tip: To search for 4K content, use search terms like '4K'" 'HDR' and 'UHD'.
  • A high-speed HDMI cable
    • Recommended length: Less than 1.8 m (6 feet)
  • The power supply provided with your Chromecast with Google TV (4K) or Chromecast Ultra

Note: HDCP 2.2 is copy protection technology that's required to stream 4K Ultra HD and 4K HDR content.


  • Check that your setup includes everything listed in 'What you need'.
  • Some TVs require you to manually turn on HDR from within the TV settings menu. Check your manual for instructions.
  • If possible, update your TV's firmware.

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