Best For
Best for Gaming
LG OLED55G56LA
Better Sound Quality
LG OLED55G56LA
Best Home Theater Experience
LG OLED55G56LA
Best HDR Performance
LG OLED55G56LA
Best Value
LG OLED55G56LA
The Samsung QA55S90FAULXL and LG OLED55G56LA are premium 55-inch 4K OLED TVs designed for buyers who want flagship picture quality, advanced gaming features, and smart entertainment. Both offer self-lit OLED panels, HDMI 2.1 connectivity, Dolby Atmos, and AI-powered picture enhancement. However, they take different approaches in key areas. Samsung focuses on ultra-smooth 144Hz gaming and HDR10+ support, while LG emphasizes Dolby Vision, stronger built-in audio, Wi-Fi 6, and an extensive gaming feature set. Choosing between them depends on whether your priority is competitive gaming or the best all-round home theater experience.
Verdict
The LG OLED55G56LA is the better overall choice for most buyers thanks to its superior 60W 4.2-channel audio system, Dolby Vision support, Wi-Fi 6, and broader gaming compatibility, including G-Sync, FreeSync, and VRR up to 165Hz. The Samsung QA55S90FAULXL is an excellent option for gamers who specifically want native 144Hz refresh rate and Samsung's HDR10+ ecosystem. For a balanced premium OLED experience, LG takes the lead.
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| Model No |
QA55S90FAULXL |
OLED55G56LA |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
55 Inch (139 cm) |
55 Inch (139 cm) |
| Resolution |
4K 3840 x 2160 |
4K 3840 x 2160 |
| Aspect Ratio |
16:9 |
16:9 |
| Motion Rate |
144 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, PNG, BMP, 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, PNG, BMP, WebP, JPS, MPO |
|
| Video |
| Backlight |
: 4K UHD OLED |
| Anti Reflection |
: Yes |
| Filmmaker Mode ( FMM ) |
: Yes |
| HDR Brightness Optimizer |
: Yes |
| Smart Calibration |
: Basic |
| HDR |
: OLED HDR+ |
| AI Upscale |
: 4K AI Upscaling PRO |
| Viewing Angle |
: Ultra Viewing Angle |
| Picture Engine |
: NQ4 AI Gen3 Processor |
| Contrast Enhancer |
: Real Depth Enhancer |
| Contrast |
: Self-Illuminating Pixels |
| HDR 10+ |
: Yes ( Adaptive, Gaming ) |
| AI Motion Enhancer |
: AI Motion Enhancer PRO |
| Motion Technology |
: Motion Xcelerator 144Hz |
| AI HDR Remastering |
: Auto HDR Remastering PRO |
|
| Backlight |
: 4K UHD OLED |
| HLG |
: Yes |
| HDR10 |
: Yes |
| Dolby Vision |
: Yes |
| AI Picture Pro |
: Yes |
| Auto Calibration |
: Yes |
| Filmmaker Mode™ |
: Yes |
| AI Brightness Control |
: Yes |
| Quick Frame Transport ( QFT ) |
: Yes |
| Quick Media Switching ( QMS ) |
: Yes |
| OLED Dynamic Tone Mapping Pro |
: Yes |
| Wide Color Gamut |
: OLED Color |
| Motion |
: OLED Motion |
| Dimming Technology |
: Pixel Dimming |
| AI Genre Selection |
: Yes ( SDR, HDR ) |
| High Frame Rate ( HFR ) |
: 4K 120 Fps ( HDMI, USB ) |
| AI Upscaling |
: α11 AI Processor 4K Gen2 |
| Picture Processor |
: α11 AI Super Upscaling 4K |
| Picture Mode |
: 10 Modes ( Personalized Picture Wizard, Vivid, Standard, Eco, Cinema, Sports, Game, Filmmaker, ( ISF ) Expert ( Bright Room ), ( ISF )Expert ( Dark Room )) |
|
| Audio |
| Sound Output ( RMS ) |
: 40 W |
| Dolby Atmos |
: Yes |
| Q-Symphony |
: Yes |
| Adaptive Sound Pro |
: Yes |
| Object Tracking Sound |
: OTS Lite |
| Speaker Type |
: 2.1 Channel |
|
| Audio Output ( RMS ) |
: 60 W |
| Dolby Atmos |
: Yes |
| LG Sound Sync |
: Yes |
| WOW Orchestra |
: Yes |
| AI Acoustic Tuning |
: Yes |
| Sound Mode Share |
: Yes |
| Simultaneous Audio Output |
: Yes |
| Speaker Direction |
: Down Firing |
| Speaker System |
: 4.2 Channel |
| Bluetooth Surround Ready |
: Yes ( 2 Way Playback ) |
| WiSA Ready |
: Yes ( Up To 2.1 Channel ) |
| Clear Voice Pro |
: Yes ( AI Object Remastering ) |
| AI Sound |
: α11 AI Sound Pro ( Virtual 11.1.2 Up-Mix ) |
| Audio Codec |
: AC4, AC3 ( Dolby Digital ), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X ( Refer To Manual ) |
|
| Connectivity Options |
| HDMI ( 2.1 ) |
: 4 |
| USB A ( 2.0 ) |
: 2 |
| Wi-Fi 5 |
: Yes |
| Bluetooth 5.3 |
: Yes |
| Ethernet / LAN |
: Yes |
| Anynet+ ( HDMI-CEC ) |
: Yes |
| Digital Audio Out ( Optical ) |
: Yes |
| HDMI Audio Return Channel |
: eARC |
| High Frame Rate ( HFR ) |
: 4K 144Hz ( For HDMI 1 / 2 / 3 / 4 ) |
| RF In ( Terrestrial, Cable Input ) |
: 1 / 1 ( Common Use For Terrestrial ) / 0 |
|
| HDMI ( 2.1 ) |
: 4ea ( Supports 4K 120Hz, eARC, VRR, ALLM, QMS, QFT ( 4 Port )) |
| USB ( 2.0 ) |
: 3ea |
| Ethernet / LAN |
: 1ea |
| RF Input ( Antenna / Cable ) |
: 2ea |
| Optical Digital Audio Out ( SPDIF ) |
: 1ea |
| Wi-Fi 6 |
: Yes |
| Bluetooth 5.3 |
: Yes |
| Simplink ( HDMI CEC ) |
: Yes |
| HDMI Audio Return Channel |
: eARC ( HDMI 2 ) |
|
| Smart TV Features |
| Operating System |
: Tizen™ Smart TV |
| Bixby |
: Yes |
| Daily+ |
: Yas |
| Ambience |
: Yas |
| Web Browser |
: Yas |
| Apple AirPlay |
: Yas |
| Far-Field Voice Interaction |
: Yas |
| SmartThings Hub, Matter Hub, IoT-Sensor Functionality, Quick Remote |
: Yes |
| Multi-View |
: UpTo 2 Videos |
| Built-In Voice Assistant |
: Alexa ( IN Only ) |
| Works With AI Speaker |
: Alexa ( IN Only ), Google Assistant ( IN Only ) |
| Multi Device Experience |
: TV To Mobile, Mobile To TV, TV Initiate Mirroring, Sound Mirroring, Wireless TV On, Tap View |
|
| Operating System |
: WebOS 25 Smart TV |
| Voice ID |
: Yes |
| Home Hub |
: Yes |
| AI Chatbot |
: Yes |
| Multi View |
: Yes |
| Google Cast |
: Yes |
| LG Channels |
: Yes |
| Always Ready |
: Yes |
| Full Web Browser |
: Yes |
| Google Home, Hub |
: Yes |
| Works With Apple Home |
: Yes |
| USB Camera Compatible |
: Yes |
| Hands-Free Voice Control |
: Yes |
| Works with Apple Airplay |
: Yes |
| Intelligent Voice Recognition |
: Yes |
| Magic Remote Control Built-In |
: Yes |
| Smartphone Remote App |
: Yes ( LG ThinQ ) |
|
| Other Features |
| Design |
: Laser Slim Design |
| Stand Type |
: Simple Plus Blade |
| Bezel Type |
: 4 Bezel-Less |
| Front Color |
: Graphite Black |
| Stand Color |
: Space Titan |
| IP Control |
: Yes |
| Analog Tuner |
: Yes |
| Country of Origin |
: India |
| Accessibillity - Voice Guide |
: English ( UK ), Hindi ( India ) |
|
| Design |
: One Wall Design |
| Gray Scale |
: Yes |
| Invert Colors |
: Yes |
| High Contrast |
: Yes |
| Analog TV Reception |
: Yes |
| Country of Origin |
: India |
| Digital TV Reception |
: DVB-T2/T ( Terrestrial ), DVB-C ( Cable ), DVB-S2/S ( Satellite ) |
|
| General Details |
| Power Supply |
: AC 220-240 V~ 50/60 Hz |
| Power Consumption Max |
: 310 W |
| Power Consumption Typical |
: 109 W |
| Power Consumption Standby |
: 0.50 W |
| Yearly Power Consumption ( EU Standard ) |
: 247.47 kWh |
| Energy Efficiency Class |
: 1 |
| Eco Sensor |
: Yes |
| Auto Power Off |
: Yes |
| Auto Power Saving |
: Yes |
| Weight Without Stand |
: 16 Kg |
| Weight With Stand |
: 17.3 Kg |
| Weight Of Package Carton |
: 22.9 Kg |
| VESA Spec |
: 300 mm X 200 mm |
|
| Power Supply |
: AC 100 ~240 V 50-60 Hz |
| Power Consumption |
: 340 W |
| Power Consumption Standby |
: Under 0.5 W |
| Energy Star Rating |
: 2 |
| Weight Without Stand |
: 16.8 Kg |
| Weight With Stand |
: 22.1 Kg |
| Packaging Weight |
: 27.1 Kg |
| VESA Mounting |
: 300 mm X 200 mm |
|
| Supplied Accessories |
| Remote Controller Model |
: TM2360E |
| Zigbee, Thread Module |
: Built-In |
| Wall-Mount |
: Yes |
| Power Cable |
: Yes |
| User Manual |
: Yes |
|
| Remote Control |
: Magic Remote Control MR25 |
| Power Cable |
: Yes ( Attached ) |
|
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Compare Samsung QA55S90FAULXL with:
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Compare LG OLED55G56LA with:
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Frequently Asked Questions
Which product is better for gaming?
Both are excellent gaming TVs, but the LG OLED55G56LA offers broader compatibility with G-Sync, FreeSync, Dolby Vision Gaming, and VRR up to 165Hz, making it the better overall gaming choice.
Does Samsung QA55S90FAULXL support Dolby Atmos?
Yes. The Samsung QA55S90FAULXL supports Dolby Atmos, Q-Symphony, Adaptive Sound Pro, and Object Tracking Sound Lite for immersive audio.
Which TV offers better picture quality?
Both deliver outstanding OLED contrast and color, but the LG OLED55G56LA gains an advantage with Dolby Vision, Dynamic Tone Mapping Pro, and advanced AI picture processing for HDR content.
Which TV has better built-in speakers?
The LG OLED55G56LA features a more powerful 60W 4.2-channel speaker system compared to Samsung's 40W 2.1-channel setup, providing fuller and more immersive sound.
Which TV is better for streaming movies?
The LG OLED55G56LA is better suited for movie lovers thanks to Dolby Vision support, powerful audio, and WebOS 25 with a wide range of smart features and voice controls.
Should I buy the Samsung or the LG OLED TV?
Choose the Samsung QA55S90FAULXL if you prioritize a native 144Hz refresh rate for PC gaming. Choose the LG OLED55G56LA if you want the best overall combination of picture quality, audio, smart features, and gaming performance.
Top Differences- Refresh Rate: 144 Hz Vs 120 Hz
- HDMI Ports: 4 Vs 4ea ( Supports 4K 120Hz, eARC, VRR, ALLM, QMS, QFT ( 4 Port ))
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