Samsung Galaxy Buds3 FE

Samsung Galaxy Buds3 FE 3D preview

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SM-R420
1-way 11 mm dynamic driver
Active Noise Cancellation
Bluetooth 5.4
IP54 (earbuds only)
Up to 30h total playback
3-microphone array
18.0 x 21.1 x 33.8 mm

Audio Performance

1-way 11 mm dynamic driver with single amplifier.

Supports 360 Audio, Active Noise Cancellation, and Ambient Sound.

Platform & Connectivity

Bluetooth 5.4 with Auto Switch support.

Requires Galaxy Wearable app and Android 11.0 or higher.

Call Technology

3-microphone array with DNN Noise Reduction.

Personalized Beamforming and Crystal Clear Call technology.

Battery Life

Up to 6 hours (ANC on) or 8.5 hours (ANC off) per charge.

Total playback up to 24 hours (ANC on) or 30 hours (ANC off) with case.

Durability

IP54 water and dust resistance rating.

Rating applies to earbuds only; case is not water-resistant.

Controls & Sensors

Blade design with pinch and swipe gesture controls.

Includes proximity, Hall, touch, and pressure sensors.

The Samsung Galaxy Buds3 FE is identified by the SM-R420 model family. Regional SKU examples in the source include SM-R420NZKAXAR, SM-R420NZAAXAR, and SM-R420NZKAASA.

  • Canonical model family: SM-R420
  • Regional variants / SKU codes listed in source: SM-R420NZKAXAR, SM-R420NZAAXAR, SM-R420NZKAASA
  • Announcement date: August 18, 2025
  • U.S. availability: September 4, 2025

The Galaxy Buds3 FE uses a canal-type Blade design and a single-amplifier 11 mm dynamic driver. Samsung sources list 16-bit / 48 kHz sound quality and SSC, AAC, and SBC codec support.

  • Audio Codecs: SSC (Samsung Seamless Codec), AAC, SBC.
  • Sound Quality: 16-bit / 48 kHz.
  • Microphones: 3-microphone array.
  • Sensors: Proximity, Hall, touch, and pressure sensors.
  • Compatibility: Android 11.0 or higher with >1.5 GB memory.

Connectivity is managed via Bluetooth 5.4. Auto Switch, Galaxy AI Interpreter, Gemini voice access, and related ecosystem features require compatible Samsung devices, accounts, apps, software versions, languages, and regions.

  • Bluetooth Profiles: A2DP, AVRCP, HFP.
  • Ecosystem Features: Auto Switch, Galaxy AI Interpreter, and Gemini voice access.
  • Caveats: Some features may not be available on non-Samsung devices; compatibility depends on software versions and regional availability.

Samsung source text lists DNN Noise Reduction, Personalized Beamforming, and Crystal Clear Call for voice pickup. The Blade design supports pinch and swipe controls.

  • Call Enhancement: DNN Noise Reduction and Personalized Beamforming.
  • Spatial Audio: 360 Audio is supported for compatible content.
  • Control Gestures: Pinch the Blade for selections; swipe for volume adjustment.
  • AI Integration: Galaxy AI Interpreter and voice access to Gemini are available on supported devices.

The earbuds use a Blade design available in Black and Gray. Samsung lists 53 mAh typical battery capacity per earbud and 515 mAh typical capacity for the charging case.

  • Earbud Dimensions: 18.0 x 21.1 x 33.8 mm (excluding ear tips).
  • Earbud Weight: 5 g each.
  • Case Dimensions: 58.9 x 48.7 x 24.4 mm.
  • Case Weight: 41.8 g.

Samsung's regional FAQ lists the following in-box items and states that a USB Type-C cable is not included.

  • Samsung Galaxy Buds3 FE earbuds
  • Charging case
  • Ear tips (S, M, L sizes)
  • Quick Start Guide

Samsung Galaxy Buds3 FE combines SM-R420 model identity, a canal-type Blade design, a 1-way 11 mm dynamic driver, ANC, Ambient Sound, 360 Audio, Bluetooth 5.4, IP54 earbuds, Auto Switch, and source-listed Galaxy AI / Gemini compatibility caveats. Samsung's U.S. launch source lists US$149.99 pricing and September 4, 2025 U.S. availability.

Launch Price (MSRP): Current Market Price:
US$149.99
— views Research contribution by specs.global