Unix XB-U77 Megabass vs Cellecor BT 703 – Which One Should You Buy? (2026)

ALERT

Brand	Unix	Cellecor
Model No	XB-U77 Megabass	BT 703
Wired / Wireless	Bluetooth Speaker Specification	Bluetooth Speaker Specification
Driver Type	Dynamic	Dynamic

Driver Diameter	57 mm	NA
Impedance	4 Ohms	NA
Sensitivity	80dB	NA
Frequency Response	100Hz - 18KHz	NA
Maximum Power Input	DC 5V 2A	DC 5V
Maximum Power Output	5 W ( RMS )	6 W ( RMS )
Signal to Noise Ratio	80dB	NA

Wireless Technology	Bluetooth	Bluetooth
Bluetooth Version	3.4	5.0
Compatible Profiles	All Bluetooth Devices	All Bluetooth Devices
Supported Codecs	MP3, SBC	NA
Battery Type	Lithium-Ion Batteries	Lithium Ion Batteries
Bluetooth Range	10 Meters	10 Meters
Battery Life	Up To 3 Hours	6 Hours
Charging Time	1.5 Hours	2 Hours

Noise Cancelling	NA	NA
Aux Connectivity	Yes	Yes
Weight	NA	600 Gram
Dimensions	390 mm X 80 mm X 40 mm	160 mm X 120 mm X 100 mm
Available Colors	Black	Black, Blue
Accessories	Unix XB-U77 Megabass Soundbar Speaker AUX Cable User Manual Micro USB Charging Cable	Cellecor BT 703 Bluetooth Speaker 1U Soundbar 1U User Manual 1U Warranty Card 1U Charging Cable
Other Features	Immerse yourself in high-fidelity sound thanks to the stereo-quality speakers, providing crisp and clear audio. Versatility at its best: enjoy various playback modes, including Wireless, USB disk, TF card, and Audio cable modes. With a large-capacity rechargeable battery, the XB-U77 is easy to carry and ensures your music never stops wherever you go. Elevate your ambiance with the mesmerizing 360Â° LED dazzling lighting effect, offering multiple lighting modes to suit your mood. Unleash the power of wireless connectivity with automatic pairing for your smart devices, allowing you to enjoy your favorite tunes hassle-free. Experience a new level of audio with the Unix XB-U77 Portable Megabass Soundbar Wireless Speaker. This powerful and versatile speaker is designed to elevate your music and movie-watching experiences with its incredible features.	TWS 1+1 Tandem - Two Speakers, One Epic Experience. Magic RGB LIGHTS, TYPE-C Charging Port, AUX Port, USB Port, Micro SD Card. Output 6 W - Wireless Wonder: Unleash the Beats with Our 6W Bluetooth Speaker. 3D Surround Sound - Feel the Pulse of Every Beat: 3D Surround Sound at its Finest. Bluetooth 5.0V - Music streaming with wireless Bluetooth v5.0 from smartphones, tablets etc. 6 Hours Playtime - Gives you continuous enjoyment of Music with Big Battery of Bluetooth Speaker. Water Resistance - Resist the Rain, Embrace the Bass: Elevate Your Experience with Our Water-Resistant Speaker.
	Compare Unix XB-U77 Megabass with: boAt Aavante Bar Groove boAt Aavante Bar 520 Blaupunkt BT-55 Black Zebronics Zeb-Brew Dyanora DY-BT10-02-BL-001	Compare Cellecor BT 703 with: Krisons Stone 8 Krisons RedStar 4 Krisons Cylender 4 Zebronics Esteem, Zeb-PW2000BTCF Zebronics Zeb-Vogue

Modern connectivity options make these systems flexible for different setups and devices. Support for technologies like Dolby Atmos and DTS enhances the depth and realism of sound. Differences in power output, channel configuration, and audio technologies can impact overall sound performance. These speakers are ideal for creating a home theatre-like environment with immersive sound output. Cellecor BT 703 and Unix XB-U77 Megabass are feature-rich speaker setups offering a combination of powerful sound, surround experience, and connectivity options.

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

Top Differences

Sound Output: 6W vs 5W
Channels: 6 vs 5
Bluetooth: na vs yes
Bluetooth Version: 5.0 vs 3.4
Frequency Response: NA vs 100Hz - 18KHz

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Top Differences