Here we are comparing to to reveal their common strengths and weaknesses as well as the differences between them which will help you in making a correct decision before the purchase. Both models have the same resolution and none of them support HDR.

Let us first have a glance at the highlights of the models.

We have evaluated the TVs from available features and specifications. They both get the same overall score in our ranking system which is based on the display specifications, video, audio and other features, connectivity and format support.

And in the end we display all the specifications which are present for both models.

Note: The following table shows only those details which are applicable for both models and excludes the ones that are applicable for only one model. If you want to see a full list of specs for each model please visit their individual pages here - and here - .

BASICS	LG OLED77C8PUA	LG OLED77C9PUB
Brand	LG	LG
Country	Canada	Canada
Series 2	C8	C9
Model	OLED77C8PUA	OLED77C9PUB
Release Year	2018	2019
Size	77"	77"
Smart TV	Yes	Yes

DISPLAY	LG OLED77C8PUA	LG OLED77C9PUB
Actual Size (Diagonal)	76.8"	76.8"
Resolution	4K UHD (3840 x 2160)	4K UHD (3840 x 2160)
Refresh Rate	100 Hz/120 Hz	100 Hz/120 Hz
Screen Design	Flat	Flat
Display Type	OLED	OLED
Panel Type	WRGB	WRGB
Backlight Dimming	Pixel Dimming/Self Lighting Pixel	Pixel Dimming/Self Lighting Pixel
Backlight Name	Self-luminous pixels (no backlight)	Self-luminous pixels (no backlight)
Contrast	Infinite Contrast	Infinite Contrast
Color	Perfect Color	Perfect Color
Viewing Angle	Perfect Viewing Angle	Perfect Viewing Angle
Panel Bit Depth	10 bits	10 bits
Color Depth	1.07 Billion	1.07 Billion
Contrast Ratio	∞	∞

VIDEO	LG OLED77C8PUA	LG OLED77C9PUB
3D Capability	No	No
HDR10	Yes	Yes
HDR10+	No	No
Dolby Vision	Yes	Yes
Dolby Vision IQ	No	No
HLG	Yes	Yes
Advanced HDR by Technicolor®	Yes	Yes
IMAX Enhanced	No	No
4K HDR	Yes	Yes
HDR Effect	Yes	Yes
AMD Freesync™	No	No
NVidia G-Sync	No	No
4K HFR	Yes	Yes 4K HFR via HDMI will be updated
2K HFR	Yes	Yes
VRR	No	No
HGIG Compatibility	No	No
Picture Processor	α9 Intelligent Processor	α9 Gen 2 Intelligent Processor
Upscaling	4K Upscaler	4K Upscaler
Black Frame Insertion	Yes	Yes OLED Motion Pro
Filmmaker Mode	No	No
Auto Low Latency Mode	No	Yes
Depth Enhancement	Yes Object Depth Enhancer	Yes Object Depth Enhancer
AI Picture	No	No
Auto Genre Selection	No	No
Face Enhancing	No	No
Image Enhancing	No	No
Color Enhancer	Yes Adaptive Color Enhancer	Yes Advanced Color Enhancer
Deep Learning AI Picture	No	Yes
AI Brightness	No	Yes
True Color Accuracy	Yes Pro	Yes Pro
Ultra Luminance	Yes Pro	Yes Pro

AUDIO	LG OLED77C8PUA	LG OLED77C9PUB
Speaker Channels	2.2 Channel	2.2 Channel
Speaker Power Rating	4 x 10 W	40W (WF:20W, 10W per Channel)
Dolby Atmos	Yes	Yes
DTS Digital Surround	Yes DTS-HD	Yes DTS-HD
Simultaneous Audio Output	Yes	Yes
AI Sound	No	Yes
Surround Mode	Dolby Surround / OLED Surround	Dolby Surround / OLED Surround
Clear Voice	Clear Voice III	Clear Voice III
Sound Tuning	One Touch Sound Tuning	One Touch Sound Tuning
WiSA Ready	No	Yes Separate Dongle Purchase Required
Bluetooth Audio Playback	Yes	Yes
LG Sound Sync	Yes	Yes
Smart Speaker Compatible	No	Yes
LG Smart Speaker	No	Yes

CONNECTIVITY	LG OLED77C8PUA	LG OLED77C9PUB
Ethernet Input	Yes	Yes
Wi-Fi	Yes	Yes
Wi-Fi Direct	Yes	Yes
Wi-Fi Frequency	2.4 GHz, 5 GHz	2.4 GHz, 5 GHz
Wi-Fi Protocol	IEEE802.11ac/a/b/g/n	IEEE802.11ac/a/b/g/n
Bluetooth	Yes	Yes
Bluetooth Version	4.2	5.0
Apple Airplay	No	Yes Airplay 2
LG TV Plus App	No	Yes
Smart ThinQ App	No	Yes
Chromecast	No	No
Google Home	Yes Google Home device sold separately	Yes Google Home device sold separately
Virtual Assistant	Yes Google Assistant	Yes Google Assistant
Works with Alexa	Yes Amazon Alexa device sold separately	Yes Alexa Built-In
HDMI Inputs	4	4
HDMI Version	2.0b	2.1
HDMI Audio Return Channel (ARC)	Yes HDMI 2	Yes eARC (HDMI 2)
HDCP Version	2.2	2.2
HDMI-CEC	Yes SIMPLINK	Yes SIMPLINK
USB Inputs	3	3
USB 3.0 Ports	No	No
RF (Terrestrial / Cable ) Inputs	1	1
Component Inputs	No	No
Composite Inputs	1 via A/V 3.5mm Jack	1 via A/V 3.5mm Jack
RCA Audio Outputs	No	No
3.5mm headphone Audio Output	No	No
Optical Audio Output	Yes	Yes
RS-232C Remote	1 (Mini Jack)	1 (Mini Jack)
DLNA	Yes	Yes

OTHER	LG OLED77C8PUA	LG OLED77C9PUB
CPU Cores	4	4
GPU Cores	2	2
RAM	3 GB	3 GB
Storage	8 GB	8 GB
Operating System	webOS	webOS
Internet Browser	Yes Full Web Browser	Yes Full Web Browser
Electronic Program Guide (EPG)	Yes	Yes
Application Store	Yes LG Content Store	Yes LG Content Store
PVR Function	Yes	Yes
LG AI ThinQ®	Yes	Yes
Speech to Text	Yes	Yes
LG Voice Search	Yes	Yes
Amazon Echo Compatible	No	Yes
AI UX	No	Yes
AI Home	No	Yes
AI Recommendation	No	Default: off
Intelligent Edit	No	Yes
Home Dashboard	No	Yes
Auto Device Detection	No	Yes
Apple HomePod	No	Yes
Voice Recognition	Yes	Yes Intelligent Voice Recognition
Magic Link	No	Default: off
Audio Guidance (Text To Speech)	Yes	Yes
Gallery Mode	Yes	Yes
Multi-view	Yes	Yes
DIAL	Yes	Yes
360 VR	No	Yes
Mobile TV On	No	Yes
Wi-Fi TV On	No	Yes
Bluetooth Low Energy On	No	Yes
Instant Game Response	No	Yes VRR/ALLM
Hotel Mode	No	Yes
Screen Share	Yes	Yes
Time Shift	Yes	Yes
Auto Calibration	Yes	Yes
Time Machine (DVR)	No	Yes
Analog DVR	No	Yes
IP Control	Yes	Yes

VIDEO FORMATS	LG OLED77C8PUA	LG OLED77C9PUB
3GPP	Yes	Yes
AV1	No	No
AVI	Yes	Yes
ASF	No	No
DivX	Yes	Yes
Flash Video	Yes	Yes
H.263	Yes	Yes
H.264	Yes	Yes
H.265	Yes	Yes
MKV	Yes	Yes
M2TS	Yes	Yes
MP4	Yes	Yes
MPEG-4	Yes	Yes
QuickTime	Yes	Yes
RealVideo	No	No
TS	Yes	Yes
VC-1	Yes	Yes
VP7	No	No
VP8	No	No
VP9	Yes	Yes
VOB	No	No
VRO	No	No
WebM	No	No
WMV	No	No
Xvid	No	No

AUDIO FORMATS	LG OLED77C8PUA	LG OLED77C9PUB
AAC	Yes	Yes
AC4	No	No
AIFF	No	No
ALAC	No	No
APE	No	No
aptX	Yes	Yes
eAAC+	No	No
EAC3	No	No
FLAC	Yes	Yes
HE-AAC	Yes	Yes
LPCM	Yes	Yes
M4A	No	No
MIDI	No	No
MP2	No	No
MP3	Yes	Yes
OGG	Yes	Yes
RealAudio	Yes	Yes
WMA	Yes	Yes
WAV	No	No

IMAGE FORMATS	LG OLED77C8PUA	LG OLED77C9PUB
BMP	No	No
GIF	No	No
JPEG	Yes	Yes
JPS	Yes	Yes
MPO	Yes	Yes
PNG	No	No

TUNER	LG OLED77C8PUA	LG OLED77C9PUB
Digital Tuner	Yes 1	Yes 1
SAT Tuner	No	No
Analog Tuner	NTSC-M	NTSC-M
NEXTGEN TV (ATSC 3.0)	No	No
Digital Terrestrial TV System	ATSC	ATSC
Digital Cable TV System	Clear QAM	Clear QAM
Color system	PAL / SECAM / NTSC	PAL / SECAM / NTSC

GENERAL	LG OLED77C8PUA	LG OLED77C9PUB
Power Supply	AC 120 V, 50/60 Hz	AC 120 V, 50/60 Hz
Power Consumption (In Standby)	0.5 W	0.5 W
Dimension Without Stand (W x H x D)	67.8" x 39.0" x 2.2"	67.8" x 39" x 2.2"
Dimension With Stand (W x H x D)	67.8" x 41.4" x 10.0"	67.8" x 41.2" x 10"
Dimension of Package (W x H x D)	74.6" x 44.5" x 11.2"	74.6" x 44.5" x 11.2"
VESA Wall Mount	Yes	Yes
VESA Hole Pitch (W x H)	400 mm x 200 mm	400 mm x 200 mm
Weight Without Stand	65.9 lbs	65.9 lbs
Weight With Stand	80.5 lbs	74.5 lbs
Weight of Package (Gross)	109.1 lbs	101.9 lbs

ACCESSORIES	LG OLED77C8PUA	LG OLED77C9PUB
Remote	Magic Remote Control - AN-MR18BA.AUS	Magic Remote Control - AN-MR19
Universal Control Capability for remote	Yes	Yes
Magic Remote Control Compatible	Yes	Yes

WARRANTY	LG OLED77C8PUA	LG OLED77C9PUB
Warranty	1 Year Parts & Labor	1 Year Parts & Labor