TCL 55S425-CA vs LG 55QNED7S6QA – Which One Should You Buy? (2026)

ALERT

TCL 55S425-CA
Rs.45,508.37

LG 55QNED7S6QA
Rs.45,704.92

Model No

55S425-CA

55QNED7S6QA

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

60 Hz

Viewing Angle

178°/178°

178°/178°

USB

USB Version	: 2.0
Supported Audio Formats	: AAC, MP3, WMA, WAV ( PCM ), AIFF, FLAC, AC3
Supported Video Formats	: MKV ( H.264 ), MP4, MOV ( H.264 ), TS ( H.264 )
Supported Picture Formats	: JPEG, PNG, GIF

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

Video

Backlight	: 4K UHD HDR LED
HDR10	: Yes
Resolution	: UHD
Clear Motion Index	: 120Hz CMI
Display Colors	: 1.07 Billion
Picture Engine	: 4K Creative Pro Upscaling Engine

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

Audio

Audio Output ( RMS )	: 2 Channel X 8 W
Dolby Processing	: Dolby Digital
Audio Passthrough	: Dolby Digital Plus

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

Connectivity Options

HDMI 2.0	: 3, w/HDCP 2.2 ( 1 ARC )
USB 2.0	: 1
Ethernet / LAN	: Yes
RF Input ( NTSC, ATSC )	: 1 Yes
SPDIF Digital Audio Optical	: 1 Yes
Audio Output Headphone	: 1 Yes
AV Input	: Composite Video + L&R Audio In
Wireless Connection	: 802.11ac 2x2 Dual Band ( support 2.4GHz & 5GHz )

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

Smart TV Features

Operating System	: Roku TV
CPU	: Dual-core
GPU	: Dual-core
Powerful Mobile App	: Yes
Advanced PQ Setting With Mobile App	: Yes

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

Other Features

Closed Caption	: Yes
1 Year Limited Warranty	: Yes
Parental Control ( V-Chip )	: Yes
Accessible Menu System ( CVAA )	: Yes
Control Buttons	: Power/Power/Menu, <,>
Multilingual On-Screen-Display	: English, Spanish, French
Signal Format Capability	: ATSC / NTSC / Clear QAM

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

General Details

Power Supply (Voltage, Hz)	: AC 100V-240V 50/60Hz
Power Consumption Standby	: <0.5 W
Weight Without Stand	: 12.11 Kg
Weight With Stand	: 12.29 Kg
Packaging Weight	: 17.78 Kg
VESA Walll Mount Pattern	: 200 mm X 200 mm

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

Supplied Accessories

Remote Control	: Roku TV RC280
2 AAA Batteries	: Yes
Screw Size	: M6 X 12
Quick Start Guide	: Yes English

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

Compare TCL 55S425-CA with:

Compare LG 55QNED7S6QA with:

Key Differences

Audio output differs between the two (2 Channel X 8 W vs 20 W), which can influence overall sound clarity and loudness. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. TCL 55S425-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. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. TCL 55S425-CA and LG 55QNED7S6QA differ in resolution (UHD vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display.

Verdict: Both models offer good value, and the better option depends on your specific requirements and viewing preferences.

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