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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 WONDERBOOM 4 vs Sony LinkBuds Speaker

Side-by-Side Comparison

Products

Ultimate Ears WONDERBOOM 4
Sony LinkBuds Speaker

Tested using Methodology v0.8

Updated Feb 06, 2025 10:55 PM

SEE PRICE
Amazon.com

Tested using Methodology v0.8

Updated Feb 04, 2025 12:25 PM

SEE PRICE
Amazon.com
Ultimate Ears WONDERBOOM 4 Picture
Sony LinkBuds Speaker Picture

Variants

  • WONDERBOOM 4 (Active Black)
  • WONDERBOOM 4 (Cobalt Blue)
  • WONDERBOOM 4 (Hyper Pink)
  • WONDERBOOM 4 (Joyous Bright)
  • LinkBuds Speaker (Light Grey)
  • LinkBuds Speaker (White)

Our Verdict

Ultimate Ears WONDERBOOM 4

Sony LinkBuds Speaker

Though similarly sized, portable speakers, the Sony LinkBuds Speaker and the Ultimate Ears WONDERBOOM 4 are meant for different purposes. The Ultimate Ears is a great choice for the outdoors. Its 360-degree design means audio sounds very similar from whichever angle you're listening, and it's rated IP67, so you can drop it in a puddle without damage. It also gets a bit louder than the Sony. On the other hand, the Sony has a great built-in mic that you can use with your phone's Siri, Alexa, or Google Assistant, and it also comes with a companion app that you can use to tweak its sound to your liking, 

0

Check Price

Active Black
WONDERBOOM 4
SEE PRICE
Amazon.com
Light Grey
LinkBuds Speaker
SEE PRICE
Amazon.com
Cobalt Blue
WONDERBOOM 4
SEE PRICE
Amazon.com
White
LinkBuds Speaker
SEE PRICE
Amazon.com
Hyper Pink
WONDERBOOM 4
SEE PRICE
Amazon.com
 
Joyous Bright
WONDERBOOM 4
SEE PRICE
Amazon.com
 

Main Differences for

Threshold 

0.10

Music 

6.8
6.3

Soundstage 
 

9.0
6.1

Dynamics 
 

7.3
5.5

EQ 
 

No
Graphic

Frequency Response Accuracy 
 

6.3
6.5

Full Comparison

Design

Style  

Style Photo  

Ultimate Ears WONDERBOOM 4 Style Photo
Sony LinkBuds Speaker Style Photo

RGB Lights  

No
No

Show text

Portability 
 

9.3
9.3

Dimensions Photo  

Ultimate Ears WONDERBOOM 4 Dimensions Photo
Sony LinkBuds Speaker Dimensions Photo

Volume 
 

58 in³ (944 cm³)
47 in³ (769 cm³)

Weight 
 

0.9 lbs (0.4 kg)
1.1 lbs (0.5 kg)

Power Source 
 

Battery & USB
Battery & USB

One-Hand Carry 
 

Yes
Yes

Show text

Build Quality 
 

9.0
7.0

Build Quality Photo  

Ultimate Ears WONDERBOOM 4 Build Quality Photo
Sony LinkBuds Speaker Build Quality Photo

Material Quality 
 

Great
Good

Water Resistance 
 

Submersible (IPx7)
Water-resistant (IPx4)

Dust Resistance 
 

Dust-Proof (IP6x)
No

Impact Resistance 
 

Yes (IK rating unspecified)
No

Floats In Water 
 

Yes
No

Show text

Controls 
 

6.6
7.8

Controls Photo  

Ultimate Ears WONDERBOOM 4 Controls Photo
Sony LinkBuds Speaker Controls Photo

Controls Photo 2  

Ultimate Ears WONDERBOOM 4 Controls Photo 2
Sony LinkBuds Speaker Controls Photo 2

Ease Of Use 
 

Great
Good

Feedback 
 

Good
Good

Music Play/Pause 
 

Yes (Physical)
Yes (Physical)

Call Answer/End 
 

No
Yes

Volume Up/Down 
 

Yes (Physical)
Yes (Physical)

Track Next/Previous 
 

Forward Only (Physical)
Yes (Physical)

Microphone On/Off 
 

No
No

Additional Controls 
 

Yes
Yes

Show text

In The Box 
 

In The Box Photo  

Ultimate Ears WONDERBOOM 4 In The Box Photo
Sony LinkBuds Speaker In The Box Photo

Show text

Sound

Frequency Response Accuracy 
 

6.3
6.5

Frequency Response Graph  

See details on graph tool
See details on graph tool

Slope 
 

0.31
0.81

Std. Err. 
 

2.29 dB
2.79 dB

Low-Frequency Extension 
 

89.8 Hz
72.3 Hz

High-Frequency Extension 
 

16.0 kHz
15.1 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
6.1

Directivity Graph  

See details on graph tool
See details on graph tool

Directivity Index 
 

1.79 dB
3.55 dB

Stereo 
 

Yes
No (mono)

Show text

Dynamics 
 

7.3
5.5

Dynamic Range Compression  

See details on graph tool
See details on graph tool

SPL @ Max Volume 
 

≈ 86.7 dB SPL
81.3 dB SPL

DRC @ Max Volume 
 

1.00 dB
3.24 dB

Show text

Active Features

Battery 
 

8.9
8.6

Battery Life 
 

13.1 hrs
15.5 hrs

Charge Time 
 

2.5 hrs
4.4 hrs

Power Saving 
 

Yes
Yes

Charging Port 
 

USB-C
USB-C

Battery Powered 
 

Yes
Yes

Show text

Voice Assistant 
 

0.0
4.6

Alexa 
 

No
Yes (Requires Smartphone)

Google Assistant 
 

No
Yes (Requires Smartphone)

Speakerphone 
 

No
Yes

Siri 
 

No
Yes (Requires Smartphone)

Voice Assistant 
 

No
Yes

Voice Activation 
 

No
No

Microphone Mute 
 

No
No

Far-Field Performance 
 

No Microphone
Great

Ambient Noise Performance 
 

No Microphone
Great

Show text

App 
 

0.0
6.3

App Picture  

Ultimate Ears WONDERBOOM 4 App Picture
Sony LinkBuds Speaker App Picture

App Name 
 

No App
Sound Connect

iOS 
 

No
Yes

Android 
 

No
Yes

EQ 
 

No
Graphic

Stereo Pair Mode 
 

No
Yes

Party Mode 
 

No
No

Multi-Room 
 

No
No

Show text

Connectivity

Wired 
 

Aux Input 
 

No
No

USB Audio 
 

No
No

Other Ports 
 

No
No

Show text

Bluetooth 
 

8.9
9.3

Bluetooth 
 

Yes
Yes

Bluetooth Version 
 

5.2
5.2

Bluetooth iOS Latency 
 

66 ms
10 ms

Bluetooth Android Latency 
 

82 ms
73 ms

Bluetooth Range 
 

334.6 ft (102.0 m)
334.6 ft (102.0 m)

Multi-Device Pairing 
 

2 Devices
2 Devices

Show text

Wi-Fi 
 

0.0
0.0

Wi-Fi Version 
 

No Wi-Fi
No Wi-Fi

Wi-Fi Frequency Band 
 

No Wi-Fi
No Wi-Fi

Wi-Fi 
 

No
No

Apple AirPlay 
 

No
No

AirPlay Latency 
 

N/A
N/A

Google Chromecast 
 

No
No

Chromecast Latency 
 

N/A
N/A

Check Price

Active Black
WONDERBOOM 4
SEE PRICE
Amazon.com
Light Grey
LinkBuds Speaker
SEE PRICE
Amazon.com
Cobalt Blue
WONDERBOOM 4
SEE PRICE
Amazon.com
White
LinkBuds Speaker
SEE PRICE
Amazon.com
Hyper Pink
WONDERBOOM 4
SEE PRICE
Amazon.com
 
Joyous Bright
WONDERBOOM 4
SEE PRICE
Amazon.com
 

Ultimate Ears WONDERBOOM 4

Sony LinkBuds Speaker

Comments

  1. Comparison

Ultimate Ears WONDERBOOM 4 vs Sony LinkBuds Speaker: Main Discussion

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