LG 55QNED7S6QA vs TCL 55S434-CA – Key Differences & Best Choice (2026)

ALERT

LG 55QNED7S6QA
Rs.45,704.92

TCL 55S434-CA
Rs.45,514.20

Model No

55QNED7S6QA

55S434-CA

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

60 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	: AAC,MP3, FLAC
Supported Video Formats	: MKV ( H.264 ), MP4 ( H.264 )
Supported Picture Formats	: JPEG, PNG

Video

Backlight	: 4K Non-Mini Edge QNED
HLG	: Yes
AI Picture	: Yes
4K HDR10	: Yes
Local Dimming	: Yes
Quantum Dot Color	: Yes
Nano Cell Technology	: Yes
Dynamic Tone Mapping	: Yes
Filmmaker Mode Advanced	: Yes
Pixel Type	: RGB
HDR	: Cinema HDR
Picture Processor	: α5 Gen5 AI Processor

Backlight	: 4K UHD HDR LED TV
HDR10	: Yes
HLG	: Yes
Resolution	: UHD
Natural Motion	: 120 CMI
Display Colors	: 1.07 Billion

Audio

Audio Output ( RMS )	: 20 W
AI Sound Pro	: Yes
WiSA 2.0 Channel	: Yes
Speaker Direction	: Down Firing
Speaker System	: 2.0 Channel

Audio Output ( RMS )	: 8 W + 8 W
Premium Audio	: Dolby Digital Plus

Connectivity Options

HDMI 2.0	: 4
USB 2.0	: 2
Bluetooth 5.0	: Yes
WiFi 5	: 802.11ac

HDMI 2.0	: 3 ( 1 ARC )
USB 2.0	: 1
Bluetooth®	: Yes
Headphone Jack	: 1 Yes
RF Antenna Input	: 1 Yes
Composite Audio / Video Input	: 1 Yes
Digital Optical Audio Output	: 1 Yes
Fast WiFi	: 802.11ac 2X2 Dual Band ( Supports 2.4GHz & 5GHz )

Smart TV Features

Operating System	: WebOS 22 Smart TV
CPU	: Quad
ThinQ	: Yes
ThinQ App	: Yes
Room To Room Share	: Yes
Magic Remote Control	: Built-In

Operating System	: Android TV
Easy Voice Control	: Yes
Chromecast Built-In	: Yes
Integrated Voice Assistant	: Google Assistant

Other Features

Design	: Cinema Screen Design
New 3 Sides Cinema	: Yes
Google Stadia & GeForce NOW Built-In	: Yes
Stand	: Shiny 2 Pole

Sleep Timer	: Yes
Closed Caption	: Yes
1 Year Limited Warranty	: Yes
Parental Control ( V-Chip )	: Yes
Accessible Menu System ( CVAA )	: Yes
Control Buttons	: One Button
Multilingual On-Screen-Display	: English, Spanish, French
Tuner Type	: ATSC / NTSC / Clear QAM

General Details

Power Supply	: AC 100 ~240 V 50-60 Hz
Power Consumption Standby	: Under 0.5 W
Energy Standard	: Yes
Energy Saving Mode	: Yes
Illuminance Green Sensor	: Yes

Power Supply (Voltage, Hz)	: AC 100V-240V 50/60Hz
Annual Power Consumption	: 115 kWh/Y
Power Consumption Standby	: ＜0.5 W
Weight Without Stand	: 11.20 Kg
Weight With Stand	: 11.29 Kg
Packaging Weight	: 16.01 Kg
VESA Walll Mount Pattern	: 300 mm X 300 mm

Supplied Accessories

Remote Control	: Magic + NFC
User Manual	: Yes
Batteries	: AA X 2EA
Power Cable	: Yes ( TV Attached )

Remote Control	: Voice Remote Control
2 AAA Batteries	: Yes
Screw Size	: M6 X 12
Warranty Info / Quick Start Guide (QSG)	: Yes English

Compare LG 55QNED7S6QA with:

Compare TCL 55S434-CA with:

Both TVs come with smart platforms that support popular streaming apps and voice control features. Audio output differs between the two (8 W + 8 W vs 20 W), which can influence overall sound clarity and loudness. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. TCL 55S434-CA and LG 55QNED7S6QA differ in resolution (UHD vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display. In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. TCL 55S434-CA and LG 55QNED7S6QA are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users. TCL 55S434-CA and LG 55QNED7S6QA offer different motion rates (120 Hz vs 60 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions.

Verdict: Choosing between TCL 55S434-CA and LG 55QNED7S6QA depends on your usage, whether you prioritize display quality, smoother motion, or smart features.

Top Differences

Resolution: UHD Vs 4K 3840 x 2160
Refresh Rate: 120 Hz Vs 60 Hz
Display Technology: 4K UHD HDR LED TV Vs 4K Non-Mini Edge QNED

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