We and our partners use cookies to give you the best online experience, including to personalise advertising and content. Data about your interaction with this site and the ads shown to you may be shared with companies involved in the delivery and/or personalisation of ads on this site and elsewhere online.

LG 55SK7900PLA vs LG 55SK8100PLA

    48.66 in
    28.27 in
    LG 55SK7900PLA TV
    LG 55SK7900PLA
      48.7 in
      28.39 in
      LG 55SK8100PLA TV
      LG 55SK8100PLA
      Available colors
      Editiorial reviews
      1
      1 editorial reviews
      The Super UHD LG SK 9000 is a 4k TV with very good performance for a range of usages. The picture quality is good in a bright room, and the TV can get bright to ...Read more
      Read editorial reviews
      1
      1 editorial reviews
      The LG SK8000 is a good TV for mixed usage, with only decent picture quality but very good motion handling. When viewed in the dark, the low contrast ratio resul...Read more
      Read editorial reviews
      User rating
      31
      4.2 out of 5
      31 user ratings
      5 stars
      		32 %
      4 stars
      		54 %
      3 stars
      		12 %
      2 stars
      		0 %
      1 stars
      		0 %
      43
      4.0 out of 5
      43 user ratings
      5 stars
      		32 %
      4 stars
      		37 %
      3 stars
      		27 %
      2 stars
      		2 %
      1 stars
      		0 %

      Full Comparison

      Units:

      Display

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Panel designFlatFlat
      Screen size55.0 in55.0 in
      Resolution3840 x 2160 px3840 x 2160 px
      Screen TechnologyLEDLED
      LCD BacklightingLEDLED
      Diode placingEdge lightEdge light
      Aspect ratio16:916:9
      Refresh rate100.0 Hz50.0 Hz
      HDRyesyes
      HDR Format
      • Dolby Vision
      • HDR 10
      • HLG
      • Dolby Vision
      • HDR 10
      HD ready 1080p (Full HD)yesyes
      Motion enhancement (Frequency/Index)yesyes
      Ultra HD certified (UHD/4K)yesyes

      Audio properties

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Built-in speaker(s)yesyes
      Audio decodersDTSDTS
      Speaker System
      2-channel
      2-channel
      File formats supported
      • AAC+
      • AAC
      • MP3
      • WAV
      • WMA
      • AAC
      • AC3
      • DTS
      • EAC3
      • HE-AAC
      • MP2
      • MP3
      • PCM
      • WMA
      • aptX / apt-X

      Features

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Operating SystemWeb OSWeb OS
      Internet features
      • Amazon Prime Video
      • Netflix
      • YouTube
      • Facebook
      • Browser
      • Netflix
      • Viaplay
      • YouTube
      Smart Tvyesyes
      USB recording featureyesyes
      Sleep timeryesyes
      Time-shiftyesyes
      HbbTVyesyes

      Ergonomics

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Vesa mountyesyes
      Vesa interface type300x300mm300x300mm

      3D Technology

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      3D Supportnono

      Connectivity

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      HDMI portyesyes
      Number of HDMI ports44
      HDMI version2.0b2.0
      USByesyes
      Number of USB ports33
      USB 2.0 ports23
      DVI portnono
      Digital optical portyesyes
      HDCP-version2.22.2

      Network

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Wireless network (Wi-Fi)yesyes
      Wi-Fi standards802.11ac802.11ac
      DLNAyesyes
      Streaming standards
      • Miracast
      • WiDi
      • Miracast
      • WiDi
      Ethernetyesyes
      USByesyes
      Bluetoothyesyes

      Body without stand

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Height28.27 in28.39 in
      Width48.66 in48.7 in
      Weight33.73 lb35.49 lb
      Depth2.44 in2.49 in
      Colour of productBlackBlack

      Body with stand

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Height28.27 in28.39 in
      Width48.66 in48.7 in
      Weight33.73 lb35.49 lb
      Depth2.44 in2.49 in

      Shipping

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Height28.27 in28.39 in
      Width48.66 in48.7 in
      Weight33.73 lb35.49 lb
      Depth2.44 in2.49 in

      Energy Efficiency

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Energy classA+A+
      Annual Energy Use104.0 kWH/year122.0 kWH/year

      Frame Interpolation

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Type of index/Measurement method
      LG Image Control Index 2200
      		TruMotion LG 200

      Power

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Ac Frequency50.0 Hz50.0 Hz
      Power Consumption Sleep0.5 W0.3 W
      Power Consumption Eco0.5 W0.3 W
      Power Consumption Max75.0 W88.0 W
      Connecting 9V/12V/14Vnono

      Image

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      File formats supported
      • AAC+
      • AAC
      • MP3
      • WAV
      • WMA
      • AAC
      • AC3
      • DTS
      • EAC3
      • HE-AAC
      • MP2
      • MP3
      • PCM
      • WMA
      • aptX / apt-X
      Image frequency
      • 24p
      • 30p
      • 50p
      • 60p
      • 24p
      • 30p
      • 50p
      • 60p

      Video

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      File formats supported
      • AAC+
      • AAC
      • MP3
      • WAV
      • WMA
      • AAC
      • AC3
      • DTS
      • EAC3
      • HE-AAC
      • MP2
      • MP3
      • PCM
      • WMA
      • aptX / apt-X
      Video quality standards
      • 1080p
      • 2160p
      • 1080p
      • 2160p

      Tuner

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      Tuner typeAnalog & DigitalAnalog & Digital
      CI+yesyes
      CI+ version1.31.4
      Support for CI/CA moduleyesyes
      Digital TV tuner yesyes

      CPU

      LG 55SK7900PLALG 55SK7900PLA
      LG 55SK8100PLALG 55SK8100PLA
      CPU Cores44

      Pros & Cons

      Pros
          Cons