Eight Sleep

Eight Sleep specifications

Eight Sleep makes water-cooled and heated mattress covers, called Pods. These pages list the specifications and features of each generation.

Eight Sleep Pod generations compared

Model Released Temperature range Cover sensors Add-ons
Pod 6 September 2026 12 to 43°C (55 to 110°F) 18 Base, Blanket, Pillow Cover
Pod 5 May 2025 13 to 43°C (55 to 110°F) 2 Blanket, Base with speakers
Pod 4 May 2024 Cools to 13°C (55°F) Not published Base (Ultra)
Pod 3 July 2022 13 to 43°C (55 to 110°F) Not published None
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Current model

Previous models

Earlier generations

Pod 1 and Pod Pro (Pod 2) are no longer sold and have no page of their own.

Compare with other bed cooling systems


Small things I always use

Health, recovery and sleep

  • Kineon MOVE+: Red and infrared light for sore knees, Achilles and other joints after hard training. I use it.
  • FreeStyle Libre 3 Plus: Shows how my blood sugar responds to diet. Occasional use.
  • hDrop: Measures my sweat loss in summer and indoors. I use it.
  • Fourth Frontier Zone: Checks my heart under load in hard sessions.
  • Oura Ring 5: My partner’s recovery tracker of choice.
  • Eight Sleep: A cooling mattress cover my partner and I use nightly.

Watches and sensors

On the bike

Home and indoor training

  • NPE Runn: Makes my basic treadmill smart, sending more accurate speed and distance to my watch and Zwift. I use it.
  • Google Wifi: Keeps Zwift connected in my pain cave. I use it.
  • Apple TV 4K: Zwift on the big screen. I use two.
  • Google Nest Doorbell (wired, 2nd gen): My video doorbell, running in both Google Home and Apple Home via Starling. I use it.


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