This time I compared: Xiaomi Yi vs SJ4000

in this post you’ll find a video, frame grab and the key specs:



  • Sensor: 3 Megapixel Aptina Sensor
  • Lens: 170° angle
  • Resolution:
    • 2K – no
    • 1080p – max. 30fps
    • 720p – max. 60 fps
  • Display: 1,5″ Liveview Display
  • Battery: 900 mAh
  • Connectivity: Wi-Fi optional (no Bluetooth) (iOS & Android App)
  • Dimension: 59,27 x 41,13 x 29,28 mm
  • Weight: 58g
  • Accessories: Comes with underwater case & mounts
  • Price:

SJ4000 Review & Manual


Xiaomi Yi:

  • Sensor: 16 Megapixel Sensor (Sony Exmor)
  • Lens: 170° angle
  • Resolution:
    • 2K – max. 30fps
    • 1080p – max. 60fps
    • 720p – max. 120fps
  • Display: No Display
  • Battery: 1010 mAh
  • Connectivity: Wi-Fi & Bluetooth (iOS & Android App, Remote Control)
  • Dimension: 60,4x42x21,2 mm
  • Weight: 72g
  • Accessories: Underwater case not included (27 USD – Banggood)
  • Price:

Xiaomi Yi Review & Manual


Find a Data & Price Comparison here


Video Info:

Both cameras were mounted without case.
Picture and sound were not edited.
No stabilization was used during shoot and postproduction.
The cameras were mounted as followed:

Xiaomi Yi vs SJ4000

Xiaomi Yi vs SJ4000

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