Quick/Comparisons
| 77 in 8K, 7680 x 4320 pixels | Display | 55 in 4K, 3840 x 2160 pixels |
| Yes | Wi-Fi | Yes |
| Yes | Internet Access In Remote | Yes |
Compare with something else?
Compare LG Z3 77 with another →| 77 in | Size (Diagonal) | 55 in |
| 8K, 7680 x 4320 pixels | Screen Resolution | 4K, 3840 x 2160 pixels |
| 120 Hz | Refresh Rate | 60 Hz |
| — | Aspect Ratio | 16:09 |
| — | Viewing Angle | 178 ° Horizontal, 178 ° Vertical |
| Yes | HDR | Yes |
| HDR10, HLG, Dolby Vision | HDR Format Types | HDR10, HDR10+ |
| — | Anti Reflection | — |
| — | Other Display Features | — |
| 3 | USB Ports | 2 |
| 4 | HDMI Ports | 3 |
| 3 | RF Input (Analog Co-axial) Ports | 1 |
| — | Headphone/Speaker Output Ports | 1 |
| — | HDMI Audio Return Channel | — |
| — | Optical Digital Audio Out | — |
| Yes | Screen Mirroring | Yes |
| — | Apple AirPlay | — |
| — | Miracast | — |
| — | Built-In Chromecast | — |
| Yes | Ethernet | Yes |
| AC4, AC3(Dolby Digital), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X | Audio Formats Supported | MPEG1/2 Layer1, MPEG1/2 Layer2, MPEG1/2/2.5 Layer3, AAC, HEAAC, WMA, WMA Pro, LPCM, IMA-ADPCM/MS-ADPCM, AC3, EAC3 |
| — | Number Of Speakers | 2 |
| 60 W | Total Speaker Output | 24 W |
| — | Output Per Speaker | 12 W |
| — | Sound Technology | — |
| — | Sound Modes | — |
| OLED77Z39LA | Model | 55Y1S Pro |
| OLED | Type | LED |
| 2 Year | Warranty | 1 Year |
| TV, Magic Remote, Power Cable, Batteries | In The Box | 1N Remote, 1N Power Cord, 1N User's Manual, 1N Warranty Card, 2N Stand Base, 2N Battery, 1N AV In Adapter |
| — | Launch Year | — |
| — | Variable Refresh Rate | — |
| — | HGiG | — |
| — | Auto Low Latency Mode (ALLM) | — |
| 43.9 kg | Weight (without Stand) | — |
| 1717 (W) x 1044 (H) x 323 (D) mm | Dimensions | — |
| — | Dimensions With Stand | — |
| AC 100~240V 50-60Hz | Voltage Requirement | 100-240V |
| — | Power Consumption | 150 W |
| 0.5 W | Power Consumption (Stand-by) | 0.5 W |
| Yes | Universal Control Remote | — |
| Yes | Internet Access In Remote | Yes |
| Yes | Smart TV | Yes |
| webOS | Operating System (OS) | Android TV |
| — | APP Store Type | — |
| Yes | Wi-Fi | Yes |
| Wi-Fi 6 | Band Support | 2.4 GHz/5 GHz 802.11 a/b/g/n |
| — | Voice Assistant | — |
| — | Voice Search | — |
| Yes | Bluetooth | Yes |
| — | Processor Cores | 4 |
| — | Graphics Processor (GPU) | — |
| — | RAM | 2 GB |
| — | Storage | 8 GB |
| Netflix, Prime Video, Disney+Hotstar, YouTube, etc. | Supported Apps | OxygenPlay, Prime Video, Netflix, YouTube, Hotstar, Google Play Store, Bluetooth Stereo, Smart Manager etc., etc. |
| webOS 23, Hands-free Voice Control, USB Camera Compatible | Other Smart Features | Android TV 10, OnePlus Connect 2.0 |
| — | Video Formats Supported | MPG, MPEG, MPEG2 -PS, MP4, MKV, AVI, ASF, FLV |
| — | Image Formats Supported | JPEG, PNG |
| — | Filmmaker Mode | — |
| — | Picture Processor | — |
| Yes, AI Super Upscaling 8K | Upscaling | Yes |
| — | Wide Color Gamut | — |