| Model No |
OLED77CXPTA |
OLED77GXPTA |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
77 Inch (195.58 cm) |
77 Inch (195.58 cm) |
| Resolution |
4K 3840 x 2160 |
4K 3840 x 2160 |
| Aspect Ratio |
16:9 |
16:9 |
| Motion Rate |
100 Hz |
100 Hz |
| Viewing Angle |
178° |
178° |
| USB |
| USB Version |
: 2.0 |
| Supported Audio Formats |
: MP3, AC4, AC3, EAC3, AAC, MP2, PCM, WMA |
| Supported Video Formats |
: MKV, DivX, MP4, AVI, ASF, MOV, FLV |
| Supported Picture Formats |
: JPEG, JPS, MPO |
|
| USB Version |
: 2.0 |
| Supported Audio Formats |
: MP3, AC4, AC3, EAC3, AAC, MP2, PCM, WMA |
| Supported Video Formats |
: MKV, DivX, MP4, AVI, ASF, MOV, FLV |
| Supported Picture Formats |
: JPEG, JPS, MPO |
|
| Video |
| BackLight |
: OLED |
| Digital TV Reception |
: Terrestrial DVB-T2 |
| Wide Color Gamut |
: Perfect Color |
| Picture Master Processor |
: α9 Gen3 AI Processor 4K |
| Analog TV Reception |
: Yes |
| Billion Rich Color |
: Yes |
| Technicolor Expert Mode ( HDR ) |
: Yes |
| Dolby Vision IQ |
: Yes |
| Advance HDR By Technicolor |
: Yes |
| Professional Game TV |
: Yes |
| HLG |
: Yes |
| HDR 10 Pro |
: Yes |
| HDR Effect |
: Yes |
| Perfect Black |
: Infinite Contrast |
| AI Brightness |
: Control |
| AI Picture |
: Pro |
| HDR Dynamic Tone Mapping |
: Pro |
| True Color Accuracy |
: Pro |
| Face Enhancing |
: Yes |
| Motion Pro |
: Yes |
| Filmmaker Mode™ |
: Yes |
| HDR |
: Cinema HDR |
| Ultra Luminance |
: Ultra Luminance Pro |
| Active Noise Reduction |
: Quad Step NR |
| Resolution Upscaler |
: AI 4K Upscaler |
| HEVC Codec |
: 4K@120P, 10 bit |
| Color Enhancer |
: Advanced color & contrast enhancer |
| Dimming |
: Pixel Dimming |
| Aspect Ratio |
: 5 modes ( 16:9, Original, 4:3, Vertical Zoom, All Direction Zoom ) |
| Picture Mode |
: Vivid, Standard, Eco, Cinema, Sports, Game, HDR Effect, Technicolor Expert, ( ISF ) Expert ( Bright Room ), ( ISF ) Expert ( Dark Room ) |
|
| BackLight |
: OLED |
| Digital TV Reception |
: Terrestrial DVB-T2 |
| Wide Color Gamut |
: Perfect Color |
| Picture Master Processor |
: α9 Gen3 AI Processor 4K |
| Analog TV Reception |
: Yes |
| Billion Rich Color |
: Yes |
| Technicolor Expert Mode ( HDR ) |
: Yes |
| Dolby Vision IQ |
: Yes |
| Advance HDR By Technicolor |
: Yes |
| Professional Game TV |
: Yes |
| HLG |
: Yes |
| HDR 10 Pro |
: Yes |
| HDR Effect |
: Yes |
| Perfect Black |
: Infinite Contrast |
| AI Brightness |
: Control |
| AI Picture |
: Pro |
| HDR Dynamic Tone Mapping |
: Pro |
| True Color Accuracy |
: Pro |
| Face Enhancing |
: Yes |
| Motion Pro |
: Yes |
| Filmmaker Mode™ |
: Yes |
| HDR |
: Cinema HDR |
| Ultra Luminance |
: Ultra Luminance Pro |
| Active Noise Reduction |
: Quad Step NR |
| Resolution Upscaler |
: AI 4K Upscaler |
| HEVC Codec |
: 4K@120P, 10 bit |
| Color Enhancer |
: Advanced color & contrast enhancer |
| Dimming |
: Pixel Dimming |
| Aspect Ratio |
: 5 modes ( 16:9, Original, 4:3, Vertical Zoom, All Direction Zoom ) |
| Picture Mode |
: Vivid, Standard, Eco, Cinema, Sports, Game, HDR Effect, Technicolor Expert, ( ISF ) Expert ( Bright Room ), ( ISF ) Expert ( Dark Room ) |
|
| Audio |
| Speaker System |
: 2.2 Channel Speaker |
| Audio Output ( RMS ) |
: 40 W |
| Sub Woofer |
: Yes ( 20 W ) |
| Sound Type |
: Front Firing |
| Dolby Digital Decoder |
: Yes |
| DTS Decoder |
: Yes |
| Dolby Atmos |
: Yes |
| Surround Sound |
: OLED Surround |
| Clear Voice IV |
: Yes |
| AI Sound |
: Pro |
| AI Acoustic Tuning |
: Yes |
| Optical Sound Sync |
: Yes |
| Smart Speaker Compatible |
: Yes |
| Wireless Sound Sync ( TV To LG Media Device ) |
: Yes |
| Wireless Sound Sync |
: Yes |
| WiSA Speakers |
: Yes |
| Bluetooth Audio Playback |
: Yes ( 2 Way Playback ) |
| Sound Mode |
: Standard, Cinema, Clear Vioce III, Cricket, Music, Game |
|
| Speaker System |
: 4.2 Channel Speaker |
| Audio Output ( RMS ) |
: 60 W |
| Sub Woofer |
: Yes ( 20 W ) |
| Sound Type |
: Down Firing |
| Dolby Digital Decoder |
: Yes |
| DTS Decoder |
: Yes |
| Dolby Atmos |
: Yes |
| Surround Sound |
: OLED Surround |
| Clear Voice IV |
: Yes |
| AI Sound |
: Pro |
| AI Acoustic Tuning |
: Yes |
| Optical Sound Sync |
: Yes |
| Smart Speaker Compatible |
: Yes |
| Wireless Sound Sync ( TV To LG Media Device ) |
: Yes |
| Wireless Sound Sync |
: Yes |
| WiSA Speakers |
: Yes |
| Bluetooth Audio Playback |
: Yes ( 2 Way Playback ) |
| Sound Mode |
: Standard, Cinema, Clear Vioce III, Cricket, Music, Game |
|
| Connectivity Options |
| HDMI |
: 4 ( 3 Side, 1 Rear ) |
| USB Ports [ USB 2.0 ] |
: 3 ( 1 Side, 2 Rear) |
| HDMI Version |
: 2.1 |
| Bluetooth |
: 5.0 |
| WiFi Direct |
: Yes |
| LAN |
: 1 ( Rear ) |
| RF In |
: Yes ( Rear ) |
| Component In (Y, Pb, Pr + Audio ) |
: 1 ( Gender Type ) ( Rear ) |
| Optical Digital Audio Out |
: 1 ( Rear ) |
| Headphone out |
: Yes ( Rear ) |
| HDMI Audio Return Channel ( eARC ) |
: Yes eARC ( Side, HDMI 2 ) |
|
| HDMI |
: 4 ( Bottom ) |
| USB Ports [ USB 2.0 ] |
: 3 ( Side ) |
| HDMI Version |
: 2.1 |
| Bluetooth |
: 5.0 |
| WiFi Direct |
: Yes |
| LAN |
: 1 ( Bottom ) |
| RF In |
: Yes ( Rear ) |
| Component In (Y, Pb, Pr + Audio ) |
: 1 ( Gender Type ) ( Bottom ) |
| Optical Digital Audio Out |
: 1 ( Bottom ) |
| Headphone out |
: Yes ( Bottom ) |
| HDMI Audio Return Channel ( eARC ) |
: Yes eARC ( Side, HDMI 2 ) |
|
| Smart TV Features |
| Operating System |
: WebOS Smart TV |
| Smart TV Platform |
: ThinQ AI |
| CPU |
: NA |
| Processor |
: α9 Gen3 AI |
| ThinQ AI |
: Voice Command & Voice Search |
| Google Assistant |
: Yes |
| Amazon Alexa |
: Yes |
| Conversational AI |
: Yes |
| Sports Alert |
: Yes |
| Launcher ( Recent / Home / My Apps ) |
: Yes |
| Wi-Fi ( Built IN / Optional ) |
: Yes |
| Magic Remote Built IN / Optional |
: Yes |
| Magic Remote Modes |
: 4 modes ( Universal Control, Point, Wheel, Voice ) |
| Direct Keys ( Apps ) |
: Netflix, Amazon Prime Video, Zee5 |
| Voice Recognition |
: Yes ( Speech To Text ) |
| Voice Recognition - Usage In |
: Voice Command / Search / Web browsing / SNS |
| AI Functions |
: AI UX, AI Home, AI Recommendation, Intelligent Edit |
| Voice Recognition - Language |
: US English |
| Intelligent Voice Recognition |
: Yes |
| Smart Phone Remote Controller ( Remote App ) |
: Yes |
| App Store |
: Yes |
| Cloud Photo & Video |
: Yes |
| Premium Content ( India Specific Apps ) |
: Yes |
| Full Web Browser |
: Yes |
| 360 VR |
: Yes |
| Quick ( 1 Click ) Access |
: Yes |
| Art Gallery |
: Yes |
| LG Store |
: Yes |
| Mobile Connection Overlay |
: Yes |
| Magic Mobile Connection |
: Yes |
| Home Dashboard |
: Yes |
| Music Player |
: Yes |
| Multi View |
: Yes |
| Apple Air Play |
: Yes |
| Apple Homekit |
: Yes |
| DLNA |
: Yes |
| Miracast™ |
: Yes |
| Share & Control |
: Yes |
| Network File Browser |
: Yes |
|
| Operating System |
: WebOS Smart TV |
| Smart TV Platform |
: ThinQ AI |
| CPU |
: NA |
| Processor |
: α9 Gen3 AI |
| ThinQ AI |
: Voice Command & Voice Search |
| Google Assistant |
: Yes |
| Amazon Alexa |
: Yes |
| Conversational AI |
: Yes |
| Sports Alert |
: Yes |
| Launcher ( Recent / Home / My Apps ) |
: Yes |
| Wi-Fi ( Built IN / Optional ) |
: Yes |
| Magic Remote Built IN / Optional |
: Yes |
| Magic Remote Modes |
: 4 modes ( Universal Control, Point, Wheel, Voice ) |
| Direct Keys ( Apps ) |
: Netflix, Amazon Prime Video, Zee5 |
| Voice Recognition |
: Yes ( Speech To Text ) |
| Voice Recognition - Usage In |
: Voice Command / Search / Web browsing / SNS |
| AI Functions |
: AI UX, AI Home, AI Recommendation, Intelligent Edit |
| Voice Recognition - Language |
: US English |
| Intelligent Voice Recognition |
: Yes |
| Smart Phone Remote Controller ( Remote App ) |
: Yes |
| App Store |
: Yes |
| Cloud Photo & Video |
: Yes |
| Premium Content ( India Specific Apps ) |
: Yes |
| Full Web Browser |
: Yes |
| 360 VR |
: Yes |
| Quick ( 1 Click ) Access |
: Yes |
| Art Gallery |
: Yes |
| LG Store |
: Yes |
| Mobile Connection Overlay |
: Yes |
| Magic Mobile Connection |
: Yes |
| Home Dashboard |
: Yes |
| Music Player |
: Yes |
| Multi View |
: Yes |
| Apple Air Play |
: Yes |
| Apple Homekit |
: Yes |
| DLNA |
: Yes |
| Miracast™ |
: Yes |
| Share & Control |
: Yes |
| Network File Browser |
: Yes |
|
| Other Features |
| FreeSync™ |
: Yes ( MR ) |
| G-Sync Compatible |
: Yes |
| HGIG Mode |
: Yes |
| Instant Game Response ( VRR / ALLM ) |
: Yes |
| Smart Energy Saving |
: Yes |
| e-Manual |
: Yes |
| OSD Language |
: 26 |
| Simplink ( HDMI CEC ) |
: Yes |
| Time Machine ( Ready ) |
: Yes |
| Recording Input Modes |
: RF & Composite AV |
| External HDD / USB Recording Support |
: Yes |
| Digital Recording |
: Yes |
| Time Shift ( On External HDD ) |
: Yes |
|
| FreeSync™ |
: Yes ( MR ) |
| G-Sync Compatible |
: Yes |
| HGIG Mode |
: Yes |
| Instant Game Response ( VRR / ALLM ) |
: Yes |
| Smart Energy Saving |
: Yes |
| e-Manual |
: Yes |
| OSD Language |
: 26 |
| Simplink ( HDMI CEC ) |
: Yes |
| Time Machine ( Ready ) |
: Yes |
| Recording Input Modes |
: RF & Composite AV |
| External HDD / USB Recording Support |
: Yes |
| Digital Recording |
: Yes |
| Time Shift ( On External HDD ) |
: Yes |
|
| General Details |
| Power Supply ( Voltage, Hz ) |
: AC 100~240V 50-60Hz |
| Power Consumption Standby Mode |
: NA |
| Set Weight ( Without Stand ) |
: 26.7 Kg |
| Set Weight ( With Stand ) |
: 35.9 Kg |
| Set Weight ( In Carton ) |
: 49.3 Kg |
|
| Power Supply ( Voltage, Hz ) |
: AC 100~240V 50-60Hz |
| Power Consumption Standby Mode |
: NA |
| Set Weight ( Without Stand ) |
: 39.4 Kg |
| Set Weight ( With Stand ) |
: 40.2 Kg |
| Set Weight ( In Carton ) |
: 51.6 Kg |
|
| Supplied Accessories |
|
| Magic Remote |
: Yes |
| Batteries |
: Yes |
| e-manual |
: Yes |
|
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Compare LG OLED77CXPTA with:
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Compare LG OLED77GXPTA with:
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Key Differences
Audio output differs between the two (40 W vs 60 W), which can influence overall sound clarity and loudness. In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. LG OLED77CXPTA and LG OLED77GXPTA are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Verdict: Both TVs are strong contenders, and your final choice should depend on your preference for screen size, motion performance, and smart features.
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ALERT
