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FiiO UTWS51 / 4
FiiO

FiiO UTWS5

Current price · Amazon US
$175.99
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Price last checked 8h ago

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Key specs

Battery Life Earbuds
3.27 hBelow average
3.27 h
2 h15 h

below average for wireless earbuds — based on 236 of 252 we've cataloged.

Battery Life With Case
20 hBelow average
20 h
7 h60 h

below average for wireless earbuds — based on 235 of 252 we've cataloged.

IP Rating
IPX4Most common
IPX436%IP5517%IP5415%IPX510%

IPX4 is the most common — on 36% of the 232 wireless earbuds we've cataloged (of 252).

Battery

Battery Life Earbuds
3.27 h
Battery Life With Case
20 h
Charging Method
USB-C + Wireless
Full Charge Minutes
1.5 min
Charging Case Capacity
1350 mAh
Fast Charging
No

Build

IP Rating
IPX4
Sweat Resistance
Yes
Water Resistance
Yes
Material Case
Aluminum alloy
Material Chassis Primary
Plastic

Connectivity

Bluetooth Version
5.2
Bluetooth Codec
SBC, AAC, aptX, aptX Adaptive, LDAC, LHDC
Connection Type
Bluetooth
Latency
40 ms
Multipoint Devices
2 devices

Design

Earbud Form Factor
In-ear
Case Dimensions
11×36×62 mm
Wearing Style
Ear hook
Weight Per Earbud
8 g
Weight With Case
125.5 g

Features

Companion App
IOS + Android
Control Type
Physical buttons
Eq Customization
Full parametric EQ
Gaming Mode
Ultra-low latency
Auto Connect
Yes
Mono Mode
Yes

Microphone

Count
2
Noise Reduction Type
Environmental noise cancellation
Type
Dual microphone

Sound

Ambient Mode
Standard
Driver Count
1
Frequency Response
20-40000 Hz
Frequency Response High Hz
40000 Hz
Frequency Response Low Hz
20 Hz
Frequency Response Signature
Neutral
Adaptive Anc
No

SoundGuys review

SOUNDGUYS rating
8.1/ 10
Recommended
Jhaycee Calvez
Reviewed byJhaycee CalvezVideo Producer/WriterReviewed December 2025
Comfort & fit8.5
Connectivity9.0
Design7.5
Portability8.0
Features8.0
Value8.5

The verdict

The Fiio UTWS5 is for those who need to listen to high-fidelity music with the convenience of wireless. However, you're stuck with either 2-pin or mmxc and a short battery life.

✓Liked: Price, Snapdragon Sound, Fit

✕Could be better: Battery life, Single connector option, Bulky case

Read the full SoundGuys review →

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Owner reviews are not paid for, not solicited from specific owners, and not rewritten by us: at most we proofread typos, which is shown on the review’s own page and which the author can undo. The commission SoundGuys may earn on this page comes from retail links, never from owner reviews.

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Questions from readers

What readers ask about the FiiO UTWS5, answered by the people who own it.

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