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

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

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

Noise Cancelling
Aux Connectivity	Yes	No
Weight	Sound Bar 1.7 Kg Subwoofer 2.7 Kg	Main Speaker : 2.0 Kg Set Weight : 2.8 Kg
Dimensions	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	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
Available Colors	Black	Black
Accessories	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	Samsung HW-C400/XU Soundbar Speaker Remote Controller
Other Features	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.	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.
	Compare Vizio V21t-J8 with: TCL S55HK Samsung HW-B400F/XU boAt Aavante Bar 1803 boAt Aavante Bar 2600 boAt Aavante Bar 2050	Compare Samsung HW-C400/XU with: Samsung HW-B400F/XU boAt Aavante Bar 1803 boAt Aavante Bar 2600 boAt Aavante Bar 2050 TCL S55HK

Differences in power output, channel configuration, and audio technologies can impact overall sound performance. Modern connectivity options make these systems flexible for different setups and devices. Advanced sound technologies play a major role in delivering a more immersive audio experience. If you're comparing Vizio V21t-J8 and Samsung HW-C400/XU, both systems are built to enhance your home entertainment experience with strong audio output and advanced features. These speakers are ideal for creating a home theatre-like environment with immersive sound output.

Verdict: Both speakers offer strong performance, and the better choice depends on your preference for power, surround sound, and features.

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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