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Samsung MX-ST50B/XU
Rs.20,993.85

Samsung MX-ST40B
Rs.21,412.09

Best For

Best for Large Parties
Samsung MX-ST50B/XU
Better Sound Quality
Samsung MX-ST50B/XU
Longest Battery Life
Samsung MX-ST50B/XU
Best Portability
Samsung MX-ST40B
Best Overall Value
Samsung MX-ST50B/XU

The Samsung MX-ST40B and Samsung MX-ST50B/XU are party-focused Bluetooth sound towers designed for loud, energetic entertainment. Both offer IPX5 water resistance, karaoke support, DJ effects, party lighting, and Samsung's Sound Tower app. The biggest differences come down to power output, battery life, and overall room-filling performance. The MX-ST40B is a more compact and affordable option with 160W RMS output, while the MX-ST50B/XU steps up with a powerful 240W RMS output, larger drivers, and up to 18 hours of battery life. If you're deciding between portability and maximum party performance, these differences matter.

Verdict

The Samsung MX-ST50B/XU is the stronger overall choice for most buyers. It delivers significantly higher power output, deeper bass, a wider frequency range, and longer battery life, making it ideal for larger gatherings and outdoor parties. The MX-ST40B remains a good option for smaller spaces and users looking for a lighter, more portable speaker. If budget is not the main concern, the MX-ST50B/XU offers better long-term value and a more impressive listening experience.

Brand
Samsung
Samsung
Model No
MX-ST50B/XU
MX-ST40B
Wired / Wireless
Bluetooth Speaker Specification
Bluetooth Speaker Specification
Driver Type
Dynamic
Dynamic
 
Driver Diameter
Tweeter : 25.4 mm, Woofer : 665.48 mm
256.032 mm
Impedance
NA
NA
Sensitivity
NA
NA
Frequency Response
30 Hz - 20 KHz
20 KHz
Maximum Power Input
5 V- 2.1 A
NA
Maximum Power Output
AC Mode 240 W ( RMS )
Battery Mode 90 W ( RMS )
Surround Sound Channel Configuration : 2.0
160 W ( RMS )
Number of Speakers 4
Surround Sound Channel Configuration : 2
Signal to Noise Ratio
8E+1 dB
NA
 
Wireless Technology
Bluetooth
Bluetooth
Bluetooth Version
Yes
NA
Compatible Profiles
All Bluetooth Devices
All Bluetooth Devices
Supported Codecs
AAC, MP3, WAV. OGG, FLAC
WAV, MP3, WMA, OGG, FLAC, AAC, AIFF & SBC, AAC, apt-X
Battery Type
Lithium-Ion Batteries
Lithium-Ion 18650 Batteries
Bluetooth Range
10 Metres
10 Meters
Battery Life
18 Hours
12 Hours
Charging Time
18 Hours
3.5 Hours
 
Noise Cancelling
Active
Active
Aux Connectivity
Yes
Yes
Weight
11.94 Kg
7.98 Kg
Dimensions
329.0 mm X 665.0 mm X 301.0 mm
Speacker : 281.94 mm X 561.34 mm X 256.54 mm
Available Colors
Black
Black
Accessories
Samsung MX-ST50B/XU Bluetooth Speaker
Remote Controller
Batteries
Samsung MX-ST40B Bluetooth Speaker
Remote Controller
Battery For Remote Controller
Other Features
1 Year Warranty on Product from Manufacturer.
Sound Modes : Party, Standard ( Mono ), Hip-Hop, Edm, Rock, Latin, House, Reggae. Bass Booster : High Power 240 Watts, Bi-directional Sound, Built-in Battery & Water-resistant.
Connectivity Options : USB Music Playback, Bluetooth, Bluetooth Multi Connection, USB, Analog Audio Input- Yes( 3.5 mm ), Wired Group Play, Wireless Group Play, 1 Karaoke Mic In.
Special Features: Built-in Battery- Take the music anywhere you go, Party Lighting (PARTY, AMBIENT, DANCE, THUNDERBOLT, STAR) | Bass Booster | DJ Effect ( Noise, Filter, Crush, Chorus, Wahwah ), Samsung Sound Tower App.
Party Lighting : Party, Ambient, Dance, Thunder Bolt, Star, Off.
Sound Mode : Party, Standard ( Mono ), Hiphop, Edm, Rock, Latin, House, Reggae.
Karaoke Mode: Be a pop star. Grab the mic, play your favorite music, and have fun singing together.
IPX5 Rated Water Resistant: Now you can take the entertainment outdoors with a sound tower that is IPX5 rated for water resistance.
Special Features : BASS Booster, DJ Effect- Noise, Filter, Crush, Chorus, Wahwah, Karaoke, Built-in Demo Music, Built-In Wheel, Samsung Sound Tower App & POP Label.
Connectivity Options : USB Music Playback, Bluetooth®, Analog Audio Input, Bluetooth® Codec, Bluetooth® Multi Connection, Bluetooth® Power On, Karaoke Mic In, Wired Group Play & Wireless Group Play.

Compare Samsung MX-ST50B/XU with:

Compare Samsung MX-ST40B with:

Frequently Asked Questions

Which product is better for gaming?
Neither is specifically designed for gaming, but the Samsung MX-ST50B/XU provides more powerful sound and better bass impact, making games feel more immersive.
Does Product 1 support Dolby Atmos?
No, the Samsung MX-ST40B does not include Dolby Atmos support. It focuses on stereo party audio with bass enhancement and DJ effects.
Which speaker has better battery life?
The Samsung MX-ST50B/XU offers up to 18 hours of battery life, compared to 12 hours on the Samsung MX-ST40B.
Is the Samsung MX-ST50B/XU louder than the MX-ST40B?
Yes. With up to 240W RMS output in AC mode versus 160W RMS on the MX-ST40B, the MX-ST50B/XU can deliver noticeably higher volume levels.
Are both speakers water resistant?
Yes. Both models carry an IPX5 water-resistance rating, making them suitable for outdoor use and poolside parties.
Which speaker is better for karaoke?
Both support karaoke microphone input and party features, but the Samsung MX-ST50B/XU provides more powerful audio output for larger karaoke gatherings.

Top Differences

  • Sound Output: 160W vs 240W
  • Channels: 160 vs 240
  • Bluetooth Version: NA vs Yes
  • Frequency Response: 20 KHz vs 30 Hz - 20 KHz
  • Subwoofer Size: 256.032 mm vs 25.4 mm