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Beyerdynamic Amiron 200 vs Bose Ultra Open Earbuds: which should you buy?

Specs, scores and condensed review verdicts for the Beyerdynamic Amiron 200 vs Bose Ultra Open Earbuds, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.

Score breakdown

Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.

Beyerdynamic Amiron 200 leads on 6 of 6 measures.

  • Beyerdynamic Amiron 200
  • Bose Ultra Open Earbuds
HearWiki score
82
-
Sound
8.7
-
Battery
8.9
-
Calls
7.4
-
Value
7.6
-
Price (USD)
$180
$200

Generation & platform

The scores rank quality. This is the other question: is the newer one actually newer technology, or the same platform in a new shell?

Same generation

Beyerdynamic Amiron 200 (2025) against Bose Ultra Open Earbuds (2024). These are the same generation of hardware - nothing in the radio, the codecs or the noise cancelling separates them.

  • Amiron 20020251 yr newer
  • Ultra Open Earbuds2024
What differsAmiron 200Ultra Open Earbuds

Everyday features

Wear detection
No
Yes
Transparency mode
No
Yes
Water resistance
IP54
IPX4

Level on: Top codec, Multipoint pairing, USB-C, Companion app.

Specifications

Amiron 200Ultra Open Earbuds
Type
Open-Ear
Open-Ear
Price (USD)
$180
$200
HearWiki score
82
Not scored
Released
2025
2024
Availability
Sold new
Discontinued
Driver
18 mm dynamic
2× dynamic
Driver type
dynamic
dynamic
Driver size
18 mm
-
Drivers per side
1
2
Frequency response
20 Hz - 20 kHz
20 Hz - 20 kHz
Sound signature
-
neutral
Bluetooth
5.3
-
Codecs
SBC, AAC
SBC, AAC
Multipoint pairing
Yes
Yes
Wireless range
15 m
-
Battery life
11 h
7 h
Battery incl. case
36 h
19.5 h
Full charge time
120 min
60 min
Quick charge
5 min → 1.5 h
10 min → 2 h
Wireless charging
Yes
-
Active noise cancelling
No
No
ANC type
none
none
Transparency mode
No
Yes
Companion app
Yes
Yes
Custom EQ
-
Yes
Wear detection
No
Yes
Controls
touch
buttons
Voice assistant
-
Yes
Weight
-
6.3 g
Case weight
76 g
44 g
Water resistance
IP54
IPX4
USB-C
Yes
Yes
Model code
-
ULT-HEADPHONEOPN
Microphones
4
2
Microphone type
-
MEMS

What reviewers said

Beyerdynamic Amiron 200

The Beyerdynamic Amiron 200 are open-ear wireless earbuds that deliver competitive sound quality with robust EQ customization via the companion app. They offer a secure fit, long battery life, and practical features like Bluetooth 5.3, multipoint, and IP54 water resistance, making them suitable for workouts and daily office use. While technically strong, their price-performance ratio is only acceptable rather than exceptional.

  • Pro:Strong, competitive sound quality
  • Pro:Secure and comfortable fit for daily use
  • Pro:Long battery life (11 hours per charge, 36 with case)
  • Con:No wear detection sensor
  • Con:Touch controls can be overly sensitive
  • Con:Price-performance ratio is only acceptable

Bose Ultra Open Earbuds

These open-ear earbuds use a cuff-style design to deliver personal audio while keeping your ears fully exposed to your surroundings. With a comfortable, secure fit and solid battery life, they're built for all-day wear and easy connectivity. The sound is surprisingly full for an open design, and the IPX4 rating adds peace of mind for workouts or light rain.

  • Pro:Cuff-style design keeps ears open for situational awareness
  • Pro:Comfortable and secure fit for extended wear
  • Pro:Rich, private sound from a compact open-ear form
  • Con:No active noise cancellation, so ambient sounds remain audible
  • Con:Battery life is modest at 7 hours per charge
  • Con:SBC and AAC only—no support for higher-quality codecs

Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.

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