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  1. Table of Contents
  2. Top
  3. Main Differences
  4. Design
    1. Pictures
    2. Style
    3. Portability
    4. Build Quality
    5. Controls
    6. In The Box
  5. Sound
    1. Frequency Response Accuracy
    2. Raw Frequency Response
    3. Soundstage
    4. Dynamics
  6. Active Features
    1. Battery
    2. Voice Assistant
    3. App
  7. Connectivity
    1. Wired
    2. Bluetooth
    3. Wi-Fi
  8. Comments

Ultimate Ears EPICBOOM vs Brane X

Side-by-Side Comparison

Products

Ultimate Ears EPICBOOM
Brane X

Tested using Methodology v0.8

Updated May 01, 2025 03:54 PM

SEE PRICE
Amazon.com

Tested using Methodology v0.8

Updated Mar 28, 2025 01:19 PM

SEE PRICE
Amazon.com
Ultimate Ears EPICBOOM Picture
Brane X Picture

Variants

  • EPICBOOM (Charcoal Black)
  • EPICBOOM (Cotton White)
  • X (Black)

Our Verdict

Ultimate Ears EPICBOOM

Brane X

The Ultimate Ears EPICBOOM and the Brane X are portable speakers that pack a lot of volume into a small design. While the Brane can get quite a bit louder, there's a good amount of compression present at max volume. It also has a more bass-heavy sound that's great for lovers of EDM and hip-hop, but this comes at the expense of a veiled treble response. This makes the Ultimate Ears a better choice for podcasts and other vocal-centric content. The Ultimate Ears is better built and has better directivity, thanks to its cylindrical design. It also has a longer continuous battery life, which is great for outdoor excursions.

0 

Main Differences for
Music

Threshold 

0.10

Music 

7.4
7.2

Frequency Response Accuracy 
 

7.0
7.7

Soundstage 
 

9.0
7.2

Dynamics 
 

7.2
5.3

Full Comparison

Design

Style  

Style Photo  

Ultimate Ears EPICBOOM Style Photo
Brane X Style Photo

RGB Lights  

No
No
Show Text 

Portability 
 

8.9
9.0

Dimensions Photo  

Ultimate Ears EPICBOOM Dimensions Photo
Brane X Dimensions Photo

Volume 
 

283 in³ (4,635 cm³)
430 in³ (7,052 cm³)

Weight 
 

4.4 lbs (2.0 kg)
7.8 lbs (3.5 kg)

Power Source 
 

Battery & USB
AC & Battery

One-Hand Carry 
 

Yes
Yes
Show Text 

Build Quality 
 

9.0
8.1

Build Quality Photo  

Ultimate Ears EPICBOOM Build Quality Photo
Brane X Build Quality Photo

Material Quality 
 

Great
Great

Water Resistance 
 

Submersible (IPx7)
Submersible (IPx7)

Dust Resistance 
 

Dust-Proof (IP6x)
Dust-Protected (IP5x)

Impact Resistance 
 

Yes (IK rating unspecified)
Unspecified

Floats In Water 
 

Yes
No
Show Text 

Controls 
 

6.9
5.8

Controls Photo  

Ultimate Ears EPICBOOM Controls Photo
Brane X Controls Photo

Controls Photo 2  

Ultimate Ears EPICBOOM Controls Photo 2
Brane X Controls Photo 2

Ease Of Use 
 

Great
Good

Feedback 
 

Good
Good

Music Play/Pause 
 

Yes (Physical)
No

Call Answer/End 
 

No
No

Volume Up/Down 
 

Yes (Physical)
Yes (Tactile)

Track Next/Previous 
 

Yes (Physical)
No

Microphone On/Off 
 

No
Yes (Tactile)

Additional Controls 
 

Yes
Yes
Show Text 

In The Box 
 

In The Box Photo  

Ultimate Ears EPICBOOM In The Box Photo
Brane X In The Box Photo
Show Text 
Sound

Frequency Response Accuracy 
 

7.0
7.7

Frequency Response Graph  

See details on graph tool
See details on graph tool

Slope 
 

0.69
-0.96

Std. Err. 
 

3.37 dB
4.21 dB

Low-Frequency Extension 
 

55.0 Hz
27.1 Hz

High-Frequency Extension 
 

19.1 kHz
11.0 kHz
Show Text 

Raw Frequency Response 
 

Raw Frequency Response Graph  

See details on graph tool
See details on graph tool

Binaural Recording @ 1m 
 

Binaural Recording @ 2m 
 

Soundstage 
 

9.0
7.2

Directivity Graph  

See details on graph tool
See details on graph tool

Directivity Index 
 

1.91 dB
5.15 dB

Stereo 
 

Yes
Yes
Show Text 

Dynamics 
 

7.2
5.3

Dynamic Range Compression  

See details on graph tool
See details on graph tool

SPL @ Max Volume 
 

93.6 dB SPL
98.9 dB SPL

DRC @ Max Volume 
 

2.84 dB
8.16 dB
Show Text 
Active Features

Battery 
 

9.1
5.5

Battery Life 
 

15.8 hrs
5.2 hrs

Charge Time 
 

2.4 hrs
2.5 hrs

Power Saving 
 

Yes
Yes

Charging Port 
 

USB-C
AC

Battery Powered 
 

Yes
Yes
Show Text 

Voice Assistant 
 

0.0
10

Alexa 
 

No
Yes (Requires Smartphone)

Google Assistant 
 

No
No

Speakerphone 
 

No
No

Siri 
 

No
No

Voice Assistant 
 

No
Yes

Voice Activation 
 

No
Yes

Microphone Mute 
 

No Microphone
Yes

Far-Field Performance 
 

No Microphone
Excellent

Ambient Noise Performance 
 

No Microphone
Excellent
Show Text 

App 
 

7.9
7.9

App Picture  

Ultimate Ears EPICBOOM App Picture
Brane X App Picture

App Name 
 

Ultimate Ears
Brane X

iOS 
 

Yes
Yes

Android 
 

Yes
No

EQ 
 

Graphic + Presets
Graphic

Stereo Pair Mode 
 

Yes
Yes

Party Mode 
 

Yes
Yes

Multi-Room 
 

No
Yes
Show Text 
Connectivity

Wired 
 

Aux Input 
 

No
Yes

USB Audio 
 

No
No

Other Ports 
 

No
No
Show Text 

Bluetooth 
 

7.5
7.5

Bluetooth 
 

Yes
Yes

Bluetooth Version 
 

5.1
5.1

Bluetooth iOS Latency 
 

112 ms
190 ms

Bluetooth Android Latency 
 

157 ms
88 ms

Bluetooth Range 
 

328.1 ft (100.0 m)
334.6 ft (102.0 m)

Multi-Device Pairing 
 

No
No
Show Text 

Wi-Fi 
 

0.0
7.8

Wi-Fi Version 
 

No Wi-Fi
Wi-Fi 5

Wi-Fi Frequency Band 
 

No Wi-Fi
2.4GHz & 5GHz

Wi-Fi 
 

No
Yes

Apple AirPlay 
 

No
Yes

AirPlay Latency 
 

N/A
98 ms

Google Chromecast 
 

No
No

Chromecast Latency 
 

N/A
N/A
Show Text 

Ultimate Ears EPICBOOM

Brane X

Comments

  1. Comparison

Ultimate Ears EPICBOOM vs Brane X: Main Discussion

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