Toshiba 55Z770 vs TCL 55S434 – Which TV is Better? (2026)

ALERT

Toshiba 55Z770
Rs.38,182.06

TCL 55S434
Rs.37,677.10

Model No

55Z770

55S434

TV Type

Android TV

Android 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	: 3.0
Supported Audio Formats	: MP3, AAC, HEAAC, WMA
Supported Video Formats	: MPG, MPEG, MPEG2 -PS, MP4, MKV, AVI, ASF, FLV
Supported Picture Formats	: JPEG, JPG, PNG, BMP

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 UHD D-LED
HLG	: Yes
HDR 10	: Yes
HDR10+	: Yes
Dolby Vision	: Yes
Picture Freeze	: Yes
Contrast Booster	: Yes
Wide Color Gamut	: Yes
Mpeg Noise Reduction	: Yes
Intelligent Backlight Control	: Yes
Video Processing	: 8 Bit+FRC
Brightness	: 1000 cd/m²
Picture Engine	: REGZA Engine 4K Pro
Picture Modes	: Standard, Dynamic, Cinema, Natural, Sports, Game, Calibrated, Filmmaker

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 )	: 50 W + 30 W
Surround	: Yes
Dolby Atmos	: Yes
Audio Source Filtering	: Yes
Sound Modes	: Standard, Music, Speech, Late Night, Theater

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

Connectivity Options

HDMI	: 4
USB ( 3.0+2.0)	: 2 ( 3.0 X 1, 2.0 X 1 )
Antenna	: 1
Bluetooth	: Yes
Headphone	: Yes
Chromecast	: Yes
Wi-Fi Built-In	: Yes
Ethernet / LAN	: Yes
Composite Video	: Yes
Digital Audio Output / SPDIF	: Yes
Tuner	: DTV

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	: Android 10 ( Q )
Netflix	: Yes
Starz Play	: Yes
Shahid VIP	: Yes
Voice Search	: Yes
Amazon Prime Video	: Yes
Youtube	: Application
Apps / Browser	: Google Play Store - Google

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

Other Features

Design	: Bezel-Less Design
Sleep Timer	: Yes
Playback Format	: Yes
Receiving System	: DVB-T2/T/C
Multilingual OSD	: English, Arabic, French, Russian
Warranty	: 2 Year Warranty on Toshiba Televisions

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 ( Voltage, Hz )	: AC 100 V-240 V 50/60Hz
Power Consumption	: 180 W
Power Consumption Standby Mode	: <0.5 W
Weight Without Stand	: 19.8 Kg
Weight With Stand	: 21.5 Kg
Packed Weight	: 28.5 Kg

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	: Yes
User Manual	: Yes
Power Cord	: Yes

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

Compare Toshiba 55Z770 with:

Compare TCL 55S434 with:

Key Differences

If you're comparing TCL 55S434 and Toshiba 55Z770, both models come with modern features and are designed to deliver a solid viewing experience across different use cases. TCL 55S434 and Toshiba 55Z770 differ in resolution (UHD vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display. Audio output differs between the two (8 W + 8 W vs 50 W + 30 W), which can influence overall sound clarity and loudness. TCL 55S434 and Toshiba 55Z770 offer different motion rates (120 Hz vs 60 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Both TVs come with smart platforms that support popular streaming apps and voice control features. In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions.

Verdict: Choosing between TCL 55S434 and Toshiba 55Z770 depends on your usage, whether you prioritize display quality, smoother motion, or smart features.

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