LG OLED 77-inch C1PUB TV Review

8.5 Mixed Usages
8 TV Shows:
8.1 HDR Movies:
8.9 HDR Gaming:
8.4 Sports( Considering Day Light)
9.1 PC Monitor ():
Release year: 2021 Rating: 4.8
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Screen Size Variation Under 55 Inches , 55-65 Inches , 65-77 Inches , 77-90 Inches inch
Features: Smart TV , HDR , 3D , High Definition , CEC Enabled , Anti-glare , With Energy Saving Mode
Display Type: OLED
Screen Design Flat Tv
Connectivity: HDMI , WiFi , USB , Ethernet , Bluetooth , Optical Audio , RF
Number Of HDMI Ports: 4
HDR HDR10 , Dolby Vision , HLG
Refresh Rate: 120 Hz
Next Gen. Gaming Feature: VRR (Variable Refresh Rate) , ALLM (Auto Low Latency Mode) , eARC
TV Type Indoor
Special Feature: α9 Gen 4 AI Processor 4K with AI Picture Pro/Sound Pro; Dolby Vision IQ and Dolby Atmos; webOS + ThinQ AI with Magic Remote
Supported Internet Services: Netflix, Prime Video, Disney+, Hulu, CBS All Access, Peacock, Youtube TV, Spotify, iHeartRadio and more, Apple TV


Screen Size: 76.7 Inches
Display Type OLED
Aspect Ratio 16:9
Screen Resolution (pixels): 3840 x 2160 (4K UHD)
Screen Refresh Rate: 120Hz
Viewing Angle 178 degree
Backlight Type: No Backlight
Quantum Dot Color: N/A
Video Processing Technology: α9 Gen 4 AI Processor 4K
HDR (High Dynamic Range): Dolby Vision, HDR10, HLG


Contrast: Contrast Inf : 1, Native Contrast Inf : 1
Brightness: Peak 751 cd/m²
Local Dimming: No
Gray & Black Uniformity: 50% Std. Dev. 1.280%, 50% DSE 0.124% & Black Std. Dev. N/A, Native Std. Dev. 0.229%
Viewing Angle: 178 degree
Reflections: Screen Finish Glossy, Total Reflections 1.4%, Indirect Reflections 0.2%
Calibration: Pre White Balance dE 5.86, Color dE 5.13, Gamma 2.21, Color Temperature 7,167 K
Pixels & Motion: Subpixel Layout RWBG, Type OLED, Sub-Type WOLED
Input Handling (480p and 720p): N/A
Input Handling (1080p): N/A
Input Handling (4k): 4k TV is displaying a 1080p source
Color Gamut: DCI P3 xy 96.33%, DCI P3 uv 98.83% & Rec 2020 xy 71.28% , Rec 2020 uv 77.89%
Color Volume: : 1,000 cd/m² DCI P3 Coverage ITP 76.0%, 10,000 cd/m² Rec 2020 Coverage ITP 34.4%
Gradient & Response Time: 2.3 ms
Supported Resolutions: 480p, 720p, 1080p, 4K
Interface: webOS


Numbers of HDMI: 4
HDMI Version 2.1
Audio Return Channel 0
Optical Digital Audio Output: 1
Component Video Inputs: 0
Composite Video Inputs: 0
3.5mm Composite A/V Inputs: 1
RF Inputs: 1
USB Ports: 3
Analog Audio/Headphone Output: 1


HDR10: Yes
HDR10+ : N/A
Dolby Vision: Yes
HLG : Yes
HDMI 2.0 : Yes (HDMI 1,2,3,4)
HDMI 2.1 : Yes (HDMI 1,2,3,4)
CEC Enabled: Yes
HDCP 2.2: Yes (HDMI 1,2,3,4)
ATSC Tuner: 1.0
USB 3.0 : N/A
Variable Analog Audio Out: Yes
Wi-Fi : Yes (802.11ac)


eARC: Dolby Atmos Over Dolby Digital Plus : Yes
eARC: Dolby Digital Plus 7.1 : Yes
eARC: LPCM 7.1 Over Dolby MAT: Yes
eARC: Dolby TrueHD 7.1 : Yes
eARC: DTS:X Over DTS-HD Master Audio: Yes
eARC: DTS-HD Master Audio 7.1: Yes
eARC: LPCM Channels (Bitstream) : 7.1
ARC: Dolby Digital 5.1 Yes
ARC: DTS 5.1 Yes
Optical: Dolby Digital 5.1: Yes
Optical: DTS 5.1 : Yes


Built-in Speakers: Down-firing speakers
Voice Clarity: May struggle with clarity at high volumes or complex dialogue scenes.
Distortion: Weighted THD @ 80 0.047, Weighted THD @ Max 0.508, IMD @ 80 6.48%
Frequency Response: Low-Frequency Extension 80.00 Hz
Bass: Average 2.2 Channel Output Power: 40W (20W Woofer x 2)
Soundstage: Limited stereo separation due to speaker placement.
Immersion: N/A
Dolby Atmos Support: Yes The TV can decode Dolby Atmos and deliver sound through the built-in speakers soundbar or receiver through HDMI (eARC).
Audio Passthrough: Yes (eARC) Allows sending high-quality audio formats, including Dolby Atmos, receiver through HDMI.
Recommendation: Built-in speakers are suitable for casual viewing but lack power and fullness for an immersive experience. A soundbar is highly recommended for a more well-rounded audio experience,


Cast Capable Yes
USB Drive Playback Yes
USB Drive HDR Playback Yes
HDR in Netflix Yes
HDR in YouTube Yes
Apps Navigation Ease To Use


Operating System
CPU / Processor
Graphic Processor / GPU
Storage 64GB
Chromecast Not Supported
Alexa Built-in


PS5 Compatibility: Yes
Xbox Series X |S Compatibility Yes
Auto Low Latency Mode (ALLM): Yes
Variable Refresh Rate (VRR): Yes
Input Lag: 10.1 ms
HDR: Yes
High Frame Rate (HFR): Up to 120Hz
Additional Features: Game Mode


Voice Control Yes
Universal Remote Support for HDMI Device Yes
Universal Remote Support for non-HDMI Device Yes
Remote App LG TV Plus


Dimensions 67.8 x 40.3 x 10.6 inch with Stand
Style The LG C1 looks almost identical to the LG CX OLED and the LG C9 OLED. The TV looks sleek and looks great in any environment.
Back & Borders: Wall Mount VESA 300x200 & Borders 0.35 inch
Thickness: Max Thickness 1.85 inch
Build Quality: The LG C1 OLED TV feels incredibly well-built, much like the LG CX OLED. The metal on the back and in the stand gives it a premium,
Longevity: N/A
Stand: The stand supports the TV well and feels very solid.
Included Components: Remote, 2x AA Batteries, Cable tie, User manual


TV Shows: 8
HDR Movies: 8.1
HDR Gaming: 8.9
Sports( Considering Day Light) 8.4
PC Monitor (): 9.1
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Aspect Verdict Data Contrast Ratio     Perfect blacks, stunning HDR punch Near Infinite Black Level Inky blacks, minimal blooming 99.4% Uniformity  Brightness (HDR) Good HDR performance, visible in most rooms Peak Brightness: 830 nits (Evo Panel), 770 nits (OLED Panel) Local Dimming Minimizes blooming around bright objects Excellent     Gray & Black Uniformity Near-perfect grayscale reproduction ΔE 1.4 (Avg.) Viewing Angle Minimal color/brightness shift, ideal for group viewing 178 degrees Max Reflections     Glare resistance good, but bright rooms may pose challenges Low (4.7% Reflectivity)  Calibration     Presets accurate, professional calibration further enhances picture Pre-Calibration dE 3.7, Post-Calibration dE 0.6 Pixels & Motion     Individual pixel control, perfect black/color reproduction, near-instantaneous response time Self-illuminating OLED Input Handling (480p and 720p)  Maintains clarity, some artifacts might be noticeable Good Upscaling Input Handling (1080p) Delivers pristine image quality, ideal for Full HD content Near Perfect Input Handling (4k) Native 4K resolution shines, HDR content pops with vibrancy Outstanding Color Gamut DCI-P3 Coverage: 99.8%, Rec. 2020 Coverage: 83.2% Wide Color Volume P3 Color Volume: 99.2%, Rec. 2020 Color Volume: 71.5% High Gradient & Response Time Gradient Error: 0.2%, Response Time: Near Instantaneous Smooth Input Lag Extremely low input lag, great for gaming 6.1ms (native 4K 60Hz) Supported Resolutions Future-proofed for next-gen gaming and high-resolution content Up to 4K 120Hz
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