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Bose Ultra Open1 / 10
Bose

Bose Ultra Open

Current price · Amazon US
$199
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Price last checked 1d ago

Sound
2.3/ 5
SoundMDAQS Overall
2.3
1.05.0

A 2.3 puts its audio quality in the bottom 10% of wireless earbuds we've measured.

Measured on 64 of the 271 we've cataloged.

Key specs

Battery Life Earbuds
7.5 hBelow average
7.5 h
3 h16 h

below average for wireless earbuds — based on 243 of 271 we've cataloged.

Battery Life With Case
26.5 hBelow average
27 h
7 h60 h

below average for wireless earbuds — based on 245 of 271 we've cataloged.

IP Rating
IPX4Most common
IPX433%IP5516%IP5415%IPX512%

IPX4 is the most common — on 33% of the 244 wireless earbuds we've cataloged (of 271).

Noise Cancellation Type
None
Active61%Passive14%None9%Adaptive8%

None appears on 9% of the 172 wireless earbuds we've cataloged (of 271).

Battery

Battery Life Earbuds
7.5 h
Battery Life With Case
26.5 h
Full Charge Minutes
60 min
Battery Life Anc On
4 h
Fast Charging
Yes

Build

IP Rating
IPX4
Sweat Resistance
Yes
Water Resistance
Yes
Material Chassis Primary
Plastic

Sound

Noise Cancellation Type
None
Ambient Mode
Yes
Frequency Response Signature
U-shaped
Impedance
32 Ω

Connectivity

Bluetooth Version
5.3
Bluetooth Codec
SBC, AAC, aptX Adaptive, Snapdragon Sound
Connection Type
Bluetooth
Headphone Jack
No
Multipoint Devices
Multiple devices

Design

Earbud Form Factor
Open-ear
Color Options
Black, white smoke
Wearing Style
Ear hook
Weight Per Earbud
6 g
Weight With Case
57 g

Features

Certified For
Google Fast Pair
Companion App
Yes
Control Type
Physical buttons
Eq Customization
Yes
Spatial Audio
Yes

SoundGuys review

Read the full review ›
SOUNDGUYS rating
5.5/ 10
Worth a look
Dave Carr
Reviewed byDave CarrVideo Producer/WriterReviewed April 2024
Battery life7.3
Comfort & fit7.5
Connectivity5.0
Design6.0
Portability7.5
Features7.0
The verdict

The Bose Ultra Open Earbuds bring a unique "cuff-like, clip-on" design to the open-ear world, but unfortunately, they still suffer from sonic compromises like other open-ear options.

✓What we like
✓Allow you to maintain awareness naturally
✓Secure fit
✓IPX4
✕What could be better
✕Sound quality
✕Expensive
✕Subpar microphone performance
Read the full SoundGuys review →

Lab data

How we test ›

Objective measurements from the SoundGuys test lab — overlay other models to see how this one compares.

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0 of 4 overlay slots used
Bose Ultra OpenSoundGuys Headphone Preference Curve
Bose Ultra Open frequency responseMeasured frequency response (dB) against the SoundGuys house target — the dashed curve. The closer the measured line tracks the target, the more neutral the tuning; peaks ride above the target, dips fall below it.-48-36-24-120+12+24+36201001k10k20k

Measured frequency response (dB) against the SoundGuys house target — the dashed curve. The closer the measured line tracks the target, the more neutral the tuning; peaks ride above the target, dips fall below it.

Frequency response — measurement data
Bose Ultra Open: frequency response, as measured in the SoundGuys lab. Frequency in hertz.
Frequency (Hz)Response (dB)
20-42.0
25-36.2
32-37.7
40-28.9
50-20.3
63-12.4
80-6.0
100-2.5
125-0.1
160-1.1
200-1.6
250-2.2
315-2.4
400-2.5
500-2.5
630-1.9
800-0.9
10000.0
12501.2
16003.2
20005.3
25008.3
315013.6
400019.4
500014.3
630012.1
80003.8
100003.3
125008.4
160000.2
20000-14.1

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