| Model No |
OLED77C1PTZ |
QN75LST9TAFXZA |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
77 Inch (195.58 cm) |
75 Inch (191 cm) |
| Resolution |
4K 3840 x 2160 |
4K 3840 x 2160 |
| Aspect Ratio |
16:9 |
16:9 |
| Motion Rate |
100 Hz |
120 Hz |
| Viewing Angle |
178°/178° |
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, FLAC, OGG, WMA, WAV, MIDI, APE, AIFF, ALAC, M4A, MPA, AAC, SVAF, WEBM, RMVB |
| Supported Video Formats |
: AVI, MKV, MP4, ASF, MOV, 3GP, FLV, VRO, VOB, SVI |
| Supported Picture Formats |
: JPG, JPEG, PNG, BMP, MPO |
|
| Video |
| BackLight |
: 4K OLED |
| Cinema HDR |
: Yes |
| Dolby Vision IQ |
: Yes |
| HDR 10 Pro |
: Yes |
| HLG |
: Yes |
| Filmmaker Mode™ |
: Yes |
| Eye Comfort Display |
: Yes |
| Response Time |
: 1 ms |
| True Color Accuracy |
: Pro |
| Motion Pro |
: OLED |
| Active Noise Reduction |
: Quad Step NR |
| Resolution Upscaler |
: AI 4K Upscaler |
| Wide Color Gamut |
: Perfect Color |
| Perfect Black |
: Infinite Contrast |
| Dimming Technology |
: Self Lighting Pixel |
| Ultra Luminance |
: Ultra Luminance Pro |
| Face Enhancing |
: Yes* ( Face Enhancing ) |
| Picture Processor |
: α9 Gen4 AI Processor 4K |
| HDR Dynamic Tone Mapping |
: Pro ( + AI HDR Tone Mapping ) |
| Color Enhancer |
: Advanced Color & Contrast Enhancer |
|
| Backlight |
: QLED |
| Adaptive Picture |
: Yes |
| Contrast Enhancer |
: Yes |
| LED Clear Motion |
: Yes |
| Film Mode |
: Yes |
| HDR |
: Yes |
| HDR10+ |
: Yes |
| Auto Motion Plus |
: Yes |
| Natural Mode Support |
: Yes |
| 4K Resolution |
: Yes |
| Contrast |
: Mega Contrast |
| Brightness Nits |
: 1,500+ Nit Typical |
| Viewing Angle |
: Wide Viewing Angle |
| HLG |
: Direct Full Array 16x |
| Picture Engine |
: Quantum Processor 4K |
| Micro Dimming |
: Ultimate UHD Dimming Pro |
| Color |
: 100% Color Volume with Quantum Dot |
|
| Audio |
| Audio Output ( RMS ) |
: 40 W |
| Sub Woofer |
: 20 W |
| Speaker System |
: 2.2 Channel Speaker |
| Dolby Atmos |
: Yes |
| Clear Voice Pro |
: Yes |
| TV Sound Mode Share |
: Yes |
| AI Acoustic Tuning |
: Yes |
| AI Sound Pro / AI Sound |
: AI Sound Pro |
| Speaker Direction |
: Front Firing |
| Bluetooth Audio Playback |
: Yes ( 2 Way Playback ) |
| WiSA Ready |
: WiSA 2.1 Channel ( Separate Dongle To Be Purchased ) |
|
| Sound Output ( RMS ) |
: 20 W |
| Dolby |
: Yes |
| Dolby® Digital Plus |
: Yes |
| Multiroom Link |
: Yes |
| Bluetooth Headset Support |
: Yes |
| Dialog Enhancement |
: Yes |
| Speaker Type |
: 2 Channel |
|
| Connectivity Options |
| HDMI |
: 4 ( 3 Side, 1 Rear ) |
| HDMI Version |
: 2.1 |
| USB Ports [ USB 2.0 ] |
: 3 ( 1 Side, 2 Rear ) |
| Bluetooth |
: 5.0 |
| WiFi Direct |
: Yes |
| Simplink ( HDMI CEC ) |
: Yes |
| Mobile Connection Overlay |
: Yes |
| Share & Control |
: Yes |
| Digital Audio Out ( Optical ) |
: Yes ( Rear ) |
| LAN |
: Yes ( Rear ) |
| Headphone out |
: Yes ( Rear ) |
| HDMI Audio Return Channel |
: eARC ( HDMI 2 ) |
| RF Input |
: 1 ( Rear, RF ) |
| Wi-Fi Standard |
: Wi-Fi Certified 802.11ac |
|
| HDMI |
: 3 |
| USB |
: 1 |
| Bluetooth 4.2 |
: Yes |
| Ethernet / LAN |
: Yes |
| Digital Audio Out ( Optical ) |
: Yes |
| HDMI A / Return Ch. Support |
: Yes |
| Wi-Fi Connectivity WiFi5 |
: Yes |
| WiFi Direct |
: Yes |
| Wi-Fi WiFi5 |
: Yes |
| HDMI Quick Switch |
: Yes |
| Anynet+ ( HDMI-CEC ) |
: Yes |
| eARC |
: Yes |
| RS232C |
: Yes |
| Ex-Link ( RS-232C ) |
: Yes |
| Audio Out ( Mini Jack ) |
: Yes |
| Terrestrial / RF Input |
: 1/1 ( Common Use For Terrestrial ) / 0 |
| RF In ( Terrestrial / Cable Input / Satellite Input ) |
: 1/1 ( Common Use For Terrestrial ) / 0 |
|
| Smart TV Features |
| Operating System |
: LG webOS Smart TV |
| LG AI ThinQ™ |
: Yes |
| Amazon Alexa Built-In |
: Yes |
| Google Assistant Built-In |
: Yes |
| AI Brightness Control |
: Yes |
| Intelligent Voice Recognition |
: Yes |
| Home Dashboard |
: Yes |
| LG Content Store |
: Yes |
| Full Web Browser |
: Yes |
| Sports Alert |
: Yes |
| Art Gallery |
: Yes |
| Magic Tap |
: Yes |
| Scene Analysis |
: Yes |
| Hands-Free Voice Control |
: Yes |
| AI Picture Pro/ AI Picture |
: AI Picture Pro |
| WebOS Home |
: New ( Full Screen ) |
| CPU / Processor |
: α9 Gen4 AI Processor 4K |
| Apple |
: Apple Airplay 2, Apple HomeKit |
| Direct Keys ( Apps ) |
: Netflix, Prime Video, Disney+ Hotstar |
| Magic Remote Control |
: Yes ( Universal Control, Point, Click, Scroll, Voice ) |
| AI Functions |
: AI UX, AI Home, AI Recommendation, Intelligent Edit, Conversational AI |
|
| Processor |
: Quantum Processor 4K |
| Works With Alexa |
: Yes |
| Alexa Built-In |
: Yes |
| Works With Google Assistant |
: Yes |
| Google Assistant Built-In |
: Yes |
| AI Upscale |
: Yes |
| Analog Tuner |
: Yes |
| Bixby |
: Yes |
| Game Mode |
: Yes |
| Auto Game Mode ( ALLM ) |
: Yes |
| Ambient Mode |
: Yes |
| Eco Sensor |
: Yes |
| TV To Mobile - Mirroring |
: Yes |
| Mobile To TV - Mirroring, DLNA |
: Yes |
| SmartThings App Support |
: Yes |
| SmartThings |
: Yes |
| TV Plus |
: Yes |
| Web Browser |
: Yes |
| Gallery |
: Yes |
| 360 Video Player |
: Yes |
| 360 Camera Support |
: Yes |
| Easy Setup |
: Yes |
| App Casting |
: Yes |
| Wireless TV On - Samsung WOW |
: Yes |
| Wired TV On - Samsung WOL |
: Yes |
| Bluetooth Low Energy |
: Yes |
| TV Sound To Mobile |
: Yes |
| Sound Mirroring |
: Yes |
| Adaptive Sound |
: Yes |
| Instant On |
: Yes |
| Digital Clean View |
: Yes |
| Auto Channel Search |
: Yes |
| Auto Power Off |
: Yes |
| Caption ( Subtitle ) |
: Yes |
| ConnectShare™ (HDD) |
: Yes |
| ConnectShare™ (USB 2.0) |
: Yes |
| Embeded POP |
: Yes |
| EPG |
: Yes |
| Filmmaker Mode |
: Yes |
| IP Control |
: Yes |
| BT HID Support |
: Yes |
| USB HID Support |
: Yes |
| V-Chip |
: Yes |
| MBR Support |
: Yes |
| IPv6 Support |
: Yes |
| Tap View |
: Yes |
| Wireless Dex |
: Yes |
| Samsung Health |
: Yes |
| Multi View |
: Yes |
| Music Wall |
: Yes |
| Dynamic Black EQ |
: Yes |
| Weather-resistant Durability IP55 |
: Yes |
| PC on TV |
: Basic |
| Cloud Service |
: Office 365 |
| Accessibility - Learn TV Remote / Learn Menu Screen |
: US English |
| Accessibility - Voice Guide |
: US English |
| DTV Tuner |
: ATSC / ClearQAM |
| Digital Broadcasting |
: ATSC / ClearQAM |
| OSD Language |
: English, Spanish, French |
| Brightness / Color Detection |
: Brightness / Color Detection |
| Voice Assistants |
: Built In Amazon Alexa, Google Assistant And Bixby |
| Apps Platform |
: Smart TV Powered By TIZEN™ With Bixby Voice, Apps And Full Web Browser |
| Accessibility - Others |
: Enlgarge / High Contrast / Multi-output Audio / SeeColors / Color Inversion / Grayscale / Caption Position / Sign Language Zoom / Slow Button Repeat / Separate Closed Caption |
|
| Other Features |
| High Frame Rate ( HFR ) |
: 4K 120 FPS |
| AMD FreeSync premium™ |
: Yes |
| G-Sync Compatible |
: Yes |
| Variable Refresh Rate ( VRR ) |
: Yes |
| HGIG Mode |
: Yes |
| Game Optimizer |
: Yes |
| ALLM ( Auto Low Latency Mode ) |
: Yes |
|
| Design |
: Solid Metal Design |
| Bezel Type |
: SNB |
| Stand Type |
: None |
| Slim Type |
: Normal |
| Front Color |
: Titan Black |
| Color |
: Titan Black |
|
| General Details |
| Power Supply ( Voltage, Hz ) |
: AC 100~240V 50-60Hz |
| Power Consumption Standby Mode |
: Under 0.5 W |
| Set Weight ( Without Stand ) |
: 26.7 Kg |
| Set Weight ( With Stand ) |
: 35.9 Kg |
| Set Weight ( In Carton ) |
: 49.3 Kg |
|
| Power Requirements |
: AC 110-120 V 50/60 Hz |
| Maximum Power Consumption |
: 550 W |
| Typical Power Consumption |
: 180 W |
| Power Consumption Standby |
: 0.5 W |
| Weight Without Stand |
: 50.30 Kg |
| Weight With Stand |
: 61.77 Kg |
| Weight Of Package Carton |
: 61.77 Kg |
|
| Supplied Accessories |
| Magic Remote Control |
: Yes MR21N |
| Remote Control Batteries |
: Yes |
| User Manual |
: Yes |
| E-manual |
: Yes |
|
| Remote Control |
: TM2095A |
| The Terrace Standard Smart Remote |
: Yes |
| Batteries |
: Yes |
| User Manual |
: Yes |
| Universal Guide |
: Yes |
| E-Manual |
: Yes |
| Power Cable |
: Yes |
| Samsung Smart Control ( Included ) |
: Yes |
| VESA Wall Mount Support ( 400 x 400 ) |
: Yes |
| Vesa Wall Mount Compatibility |
: Yes |
| Remote Controller Water / Dust Proof |
: Yes IP56 |
|
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Compare LG OLED77C1PTZ with:
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Compare Samsung QN75LST9TAFXZA with:
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In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. LG OLED77C1PTZ features a 77 Inch (195.58 cm) screen while Samsung QN75LST9TAFXZA comes with 75 Inch (191 cm), which can make a noticeable difference depending on your room size and viewing distance. If you're comparing LG OLED77C1PTZ and Samsung QN75LST9TAFXZA, both models come with modern features and are designed to deliver a solid viewing experience across different use cases. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. LG OLED77C1PTZ and Samsung QN75LST9TAFXZA offer different motion rates (100 Hz vs 120 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Both TVs come with smart platforms that support popular streaming apps and voice control features. Verdict: Both TVs are strong contenders, and your final choice should depend on your preference for screen size, motion performance, and smart features. Top Differences- Screen Size: 77 Inch (195.58 cm) Vs 75 Inch (191 cm)
- Refresh Rate: 100 Hz Vs 120 Hz
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