Unix XB-U33 Rock & Roll vs Unix XB-U11 – Key Differences & Best Choice (2026)

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Brand	Unix	Unix
Model No	XB-U33 Rock & Roll	XB-U11
Wired / Wireless	Bluetooth Speaker Specification	Bluetooth Speaker Specification
Driver Type	Dynamic	Dynamic

Driver Diameter	25.4 mm	57 mm
Impedance	4 Ohms	4 Ohms
Sensitivity	85dB	80dB
Frequency Response	50Hz - 10KHz	80Hz - 10KHz
Maximum Power Input	DC 5V 2A	DC 5V 2A
Maximum Power Output	5 W ( RMS )	5 W ( RMS )
Signal to Noise Ratio	80 dB	90 dB

Wireless Technology	Bluetooth	Bluetooth
Bluetooth Version	5.1	5.3
Compatible Profiles	All Bluetooth Devices	All Bluetooth Devices
Supported Codecs	MP3, SBC	MP3, SBC
Battery Type	Lithium-Ion Batteries	Lithium-Ion Batteries
Bluetooth Range	10 Meters	10 Meters
Battery Life	6-8 Hours	6 Hours
Charging Time	2 - 3 Hours	1.5-2 Hours

Noise Cancelling	NA	Active
Aux Connectivity	Yes	Yes
Weight	400 GM	250 GM
Dimensions	155 mm X 84 mm X 51 mm	100 mm X 70 mm X 50 mm
Available Colors	Black, Grey, Gold	Black, Blue, Red, Green, Grey
Accessories	Unix XB-U33 Rock & Roll Bluetooth Speaker User Manual USB Type-C Charging Cable	Unix XB-U11 Bluetooth Speaker User Manual Micro USB Charging Cable
Other Features	10-meter wireless range for hassle-free music streaming. Long-lasting 800mAh battery provides 6-8 hours of playtime. Powerful 5W 1 output with an external magnetic horn of 3025W. Supports USB/TF/FM/TWS functions for versatile playback options. Compact and portable size - 155x51x84mm, perfect for on-the-go use. Unix XB-U33 Rock & Roll Portable Wireless Speaker - Model XB-U33, Version 5.1. Experience the ultimate freedom of music with the Unix XB-U33 Rock & Roll Portable Wireless Speaker. This cutting-edge model, the XB-U33, Version 5.1, allows you to rock and roll wherever you go, without being tethered by wires. With a wireless range of 10 meters, you can effortlessly stream your favorite tunes from your smartphone, tablet, or any other Bluetooth-enabled device.	Simple And Stylish. High-Quality Music. Small And Portable. Stereo Sound Effect. Long-Lasting Battery. Pair with our Unix XB-U11 Portable Wireless Speakers for stereo sound effects and an amplified audio experience. With 6 hours of battery backup, play your music without a break. The light and portable design of this Speaker makes it a perfect partner for all the journeys you take.
	Compare Unix XB-U33 Rock & Roll with: Foxsky Portable Bluetooth Krisons Spark Krisons Qube	Compare Unix XB-U11 with: Krisons Spark Foxsky Mini Bluetooth Foxsky Portable Bluetooth

Modern connectivity options make these systems flexible for different setups and devices. Unix XB-U11 and Unix XB-U33 Rock & Roll are powerful home theatre speaker systems designed to deliver immersive surround sound with modern audio technologies. Both systems aim to provide room-filling sound suitable for various entertainment needs. Key differences lie in output power, channel setup, and feature support, which influence performance. Support for technologies like Dolby Atmos and DTS enhances the depth and realism of sound.

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

Top Differences

Bluetooth Version: 5.3 vs 5.1
Frequency Response: 80Hz - 10KHz vs 50Hz - 10KHz
Subwoofer Size: 57 mm vs 25.4 mm

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