Samsung HW-C400/XU vs Vizio V21t-J8 – Specs, Price & Comparison (2026)

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Brand	Samsung	Vizio
Model No	HW-C400/XU	V21t-J8
Wired / Wireless	Home Theatre Speaker Specification	Home Theatre Speaker Specification
Driver Type	Dynamic	Dynamic

Driver Diameter	Woofer : 40 mm	Subwoofer 114.3 mm Sound Bar 45 X 94 mm Full Range Driver
Impedance	NA	NA
Sensitivity	NA	NA
Frequency Response	20Hz - 20 KHz	50Hz - 20kHz
Maximum Power Input	Operating Power Consumption : 20 W Power Consumption Standby : 0.5 W Free Voltage	AC 100-240V, 50/60Hz
Maximum Power Output	20 W ( RMS ) Number of Speaker 4 Surround Sound Channel Configuration : 2.0	80 W ( RMS ) Speaker Surround Sound Channel Configuration : 2.1
Signal to Noise Ratio	NA	95dB

Noise Cancelling
Aux Connectivity	No	Yes
Weight	Main Speaker : 2.0 Kg Set Weight : 2.8 Kg	Sound Bar 1.7 Kg Subwoofer 2.7 Kg
Dimensions	Main Speaker : 641.0 mm X 66.5 mm X 107.0 mm Packaged Dimension : 928.0 mm X 120.0 mm X 155.0 mm	Sound Bar 609.6 mm X 57.9 mm X 195.1 mm Subwoofer 195.1 mm X 215.4 mm X 195.1 mm
Available Colors	Black	Black
Accessories	Samsung HW-C400/XU Soundbar Speaker Remote Controller	Vizio V21t-J8 Sound Bar Speaker HDMI Cable User Manual VIZIO Sound Bar 2 X Power Cables Quick Setup Guide Wireless Subwoofer Wall Mount Template Various Audio Cables 2 X Wall Mount Screws 2 X Wall Mount Brackets ( Sound Bar ) Remote Control With 2X AAA Batteries
Other Features	Night Mode. Dolby 2 Channel. Voice Enhance Mode Sound Modes : Surround Sound Expension & Standard. Dolby Audio : Captivating audio technology that moves the sound around you. Surround Sound Expansion : Expands the optimal sound field to a wider listening zone Connectivity : Optical 1, Bluetooth, USB Music Playback, Bluetooth Power On & One Control.	Enjoy room-filling sound and booming bassin a simple, compact way. Sound Bar Warranty- One Year Parts & Labor. Free Lifetime Technical Support. DTS Virtual:X â€“ Sound Enhancement for room-filling, floor-to-ceiling virtualized Sound. Full-Range Speakers â€“ 2 full-range speakers in the sound bar provide coherent sound and brilliant clarity. With 2 power-packed full-range speakers, the Vâ€‘Series delivers striking performance beyond its minimalist size. 2.1-Channel Sound â€“ Experience a powerful room-filling, true stereo experience ideal for movies, music, and gaming. 50Hz â€“ 20kHz Frequency Response â€“ Wide, natural frequency response means you can hear what the artist intended. Compact, versatile design â€“ Sleek, rounded all-black finish with easy-to-clean textured surface, optimized for small-med rooms. Enjoy outstanding clarity and room-filling sound with Dolby Audio and DTS Digital Surround that combine to create a realistic audio experience.
	Compare Samsung HW-C400/XU with: Samsung HW-B400F/XU boAt Aavante Bar 1803 boAt Aavante Bar 2600 boAt Aavante Bar 2050 TCL S55HK	Compare Vizio V21t-J8 with: TCL S55HK Samsung HW-B400F/XU boAt Aavante Bar 1803 boAt Aavante Bar 2600 boAt Aavante Bar 2050

Key Differences

These speakers are ideal for creating a home theatre-like environment with immersive sound output. Both models offer multiple connectivity options for seamless integration with TVs and other devices. Vizio V21t-J8 and Samsung HW-C400/XU are powerful home theatre speaker systems designed to deliver immersive surround sound with modern audio technologies. Advanced sound technologies play a major role in delivering a more immersive audio experience. Variations in sound output and surround capabilities affect how immersive the audio experience feels.

Verdict: Both systems are competitive, and the right option depends on your room size, usage, and feature requirements.

Top Differences

Sound Output: 80W vs 20W
Channels: 80 vs 20
Bluetooth: na vs yes
Bluetooth Version: 4.1 vs 4.2
Frequency Response: 50Hz - 20kHz vs 20Hz - 20 KHz

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Key Differences

Top Differences