Samsung Galaxy Buds4 Pro / Samsung Galaxy Buds FE

Samsung Galaxy Buds4 Pro: Galaxy Buds4 Pro (SM-R640); White, Black and Pink Gold. The non-Pro Galaxy Buds4 and the Buds3 Pro are separate models.

Samsung Galaxy Buds FE: Galaxy Buds FE (SM-R400); Graphite or White. The Galaxy Buds3 FE released in 2025 is a separate product.

SpecificationSamsung Galaxy Buds4 ProSamsung Galaxy Buds FE
Release year20262023
Drivers2-way; Super Wide woofer + tweeter

Separate drivers for bass and treble aim for better separation than a single driver covering both.

Samsung		—
Sound24-bit / 96 kHz Hi-Fi sound; 360 Audio with head tracking; Adaptive EQ 2.0 Samsung—
Noise controlAdaptive Active Noise Cancellation; Ambient Sound; Adaptive Noise Control; Voice Detect

Voice Detect lowers the music and lets in ambient sound when you start talking.

Samsung		—
Microphones and calls3 mics (2 outer high-SNR + 1 inner) and VPU; Super Wideband Call (16 kHz); DNN noise reduction Samsung—
BluetoothBluetooth 6.1 (LE Audio ready); Auracast; Auto Switch

Auto Switch moves the connection between Galaxy devices on the same Samsung account; Auracast lets several headsets join one broadcast.

Samsung		—
Battery capacityEarbud 61 mAh; case 530 mAh Samsung—
Playback time6 hours with ANC (26 with case), 7 hours without (30 with case) Samsung—
Talk time4.5 hours with ANC (20 with case), 5 hours without (22 with case) Samsung—
ControlsTouch and swipe; head gestures; voice commands; Gemini and Bixby

Head gestures let you accept or reject a call by nodding or shaking your head.

Samsung		—
DurabilityIP57; 0.9 m (3 ft) of water for 30 minutes

IP57 limits dust ingress and survives brief immersion; the case is not stated to have the same rating.

Samsung		—
SizeEarbud 18.1 × 19.6 × 30.9 mm; case 51 × 51 × 28.3 mm Samsung—
CompatibilityOne UI 8.0 or later via phone settings; Android 11 or later via Galaxy Wearable; Bluetooth only on iOS; Windows 10 PCs; Samsung TVs from 2022

Because there is no iPhone app, features such as EQ and ANC settings are not available on iOS.

Samsung		Android 8.0 or later with more than 1.5 GB of RAM

Some features do not work on non-Samsung devices.

Samsung
ColoursWhite, Black, Pink Gold Samsung—
Driver and sound—1-way speaker; Scalable (Samsung proprietary), AAC and SBC codecs

The Scalable codec is Samsung’s codec that adjusts bitrate to connection quality and works with Galaxy devices; other phones use AAC or SBC. The high-resolution SSC Hi-Fi codec is not supported.

Samsung
Noise cancellation—Active Noise Cancellation (ANC) and Ambient Sound

ANC picks up outside sound with microphones and suppresses it with an inverse wave; Ambient Sound lets outside sound in so you can hear without removing the buds.

Samsung
Microphones—3 microphones per earbud (2 outer + 1 inner)

Samsung says automatic personalized beamforming and a DNN separate speech from background noise.

Samsung
Battery—Earbud 60 mAh, case 479 mAh (typical); 6 hours with ANC on (21 hours with case), 8.5 hours with ANC off (30 hours with case); talk time 3.5 hours with ANC on

The case does not support wireless charging; it charges over a USB-C cable.

Samsung
Connectivity—Bluetooth 5.2; Auto Switch, SmartThings Find

Auto Switch moves audio automatically between Galaxy phones, tablets and watches on the same Samsung account. SmartThings Find shows the buds’ last location.

Samsung
Fit—3 sizes of ear tips and 2 sizes of wingtips

Wingtips grip the ear to help the buds stay in place during exercise.

Samsung
Sensors—Proximity, Hall, touch

The proximity sensor pauses music when a bud is removed; the touch surface controls playback and modes.

Samsung
Size and weight—Earbud 17.1 × 19.2 × 22.2 mm, 5.6 g; case 50.0 × 27.7 × 50.0 mm, 40.0 g Samsung