Sony LinkBuds Fit (WF-LS910N) / Samsung Galaxy Buds2 Pro

Sony LinkBuds Fit (WF-LS910N): LinkBuds Fit WF-LS910N in-ear true wireless earbuds; black, white, green and pink. The open-design LinkBuds Open (WF-L910) and the older LinkBuds S (WF-LS900N) are separate models.

Samsung Galaxy Buds2 Pro: Galaxy Buds2 Pro (2022); Graphite, White and Bora Purple. The Galaxy Buds Pro (2021), Buds2 and Buds3 Pro are separate models.

SpecificationSony LinkBuds Fit (WF-LS910N)Samsung Galaxy Buds2 Pro
Release year20242022
Driver and frequency8.4 mm driver; closed type; 20–20,000 Hz over Bluetooth (44.1 kHz), 20–40,000 Hz with LDAC (96 kHz, 990 kbps) Sony—
Noise cancellingActive noise cancelling; Personal NC Optimiser; Ambient Sound Mode and Auto Ambient Sound

Personal NC Optimiser tunes cancellation to the ear shape and how the buds are worn. Auto Ambient Sound changes how much outside sound is let in depending on the surroundings.

Sony		ANC; 3 high-SNR microphones (2 outer + 1 inner); Ambient Sound; Voice Detect

According to Samsung, cancellation is 40% better than the Buds Pro (50 Hz–1 kHz average). Voice Detect switches to ambient mode and lowers media volume when you start speaking.

Samsung
Bluetooth and codecsBluetooth 5.3; SBC, AAC, LDAC, LC3; A2DP, AVRCP, HFP, HSP, TMAP, CSIP, MCP, VCP, CCP

LC3 and profiles such as TMAP/CSIP are for Bluetooth LE Audio, enabling lower-power audio on compatible phones. LDAC is used on Android for high-bitrate streaming; iPhones use AAC.

Sony		—
Multipoint and processingMultipoint connection (two devices); DSEE Extreme

DSEE Extreme tries to restore high-frequency detail lost in compressed music files.

Sony		—
BatteryEarbuds: up to 5.5 hours of music with ANC on and 8 hours off; up to 4 hours of calls; earbud charge about 2 hours, case charge about 3 hours (USB) SonyEarbuds 61 mAh, case 515 mAh (typical); with ANC on 5 hours / 18 hours with case; ANC off 8 / 29 hours Samsung
FitNewly designed Fitting Supporters and ear tips

The soft supporter fin rests against the ear’s ridge to help keep the bud in place while moving.

Sony		—
Weight and durabilityAbout 4.9 g each (with M tips); case about 41 g, 47.2 × 47.2 × 32.6 mm; IPX4

IPX4 means resistance to splashing water from any direction; it is not for submersion or swimming.

Sony		—
Driver—Custom coaxial 2-way speaker (tweeter + woofer)

In a coaxial design the tweeter and woofer share one axis, aiming to keep sound from coming from two separate points.

Samsung
Sound quality—24-bit Hi-Fi; 360 Audio with Direct Multi-Channel

24-bit audio only works with Samsung Galaxy devices running One UI 4.0 or later and in supported apps. 360 Audio positions sound according to head movement.

Samsung
Connectivity and codec—Bluetooth 5.3; Auto Switch; Samsung Seamless Codec HiFi, AAC, SBC

The Seamless Codec is only used with Samsung phones; other phones fall back to AAC or SBC. Android 8.0 and more than 1.5 GB of RAM are required; some features are missing on non-Samsung devices.

Samsung
Talk time—With ANC on 3.5 hours / 14 hours with case; ANC off 4 / 15 hours Samsung
Sensors—Accelerometer, gyro, proximity, Hall, touch, Voice Pickup Unit (VPU) Samsung
Water resistance—IPX7 (earbuds; up to 30 minutes in 1 m of fresh water)

The charging case is not water resistant; beach and pool use is not advised.

Samsung
Size and weight—Earbud 19.9 × 21.6 × 18.7 mm, 5.5 g; case 50.1 × 50.2 × 27.7 mm, 43.4 g Samsung