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Earbud comparison

Sony LinkBuds Fit vs Bose QuietComfort Ultra Earbuds 2nd Gen

Compare sound, battery life, fit, controls and connections.

Compared products
01Selected
Sony LinkBuds Fit

Sony LinkBuds Fit

  • In-ear design uses sealing ear tips.
  • Uses USB-C for charging.
  • Can stay connected to two devices.
  • Noise cancellation for listening.
  • Up to 5.5 hours per charge.
KSh 35,000In Stock
02
Bose QuietComfort Ultra Earbuds 2nd Gen

Bose QuietComfort Ultra Earbuds 2nd Gen

  • In-ear design uses sealing ear tips.
  • Bluetooth 5.3 connection.
  • Can stay connected to two devices.
  • Touch controls for everyday use.
  • Up to 6 hours per charge.
KSh 33,900In Stock

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Bose QuietComfort Earbuds IIKSh 35,000
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2 of 4 products

Our quick verdict

The Bose QuietComfort Ultra Earbuds 2nd Gen is the better buy: it has virtual surround sound and offers wireless charging and case wireless charging, with the same IPX4 rating as the Sony LinkBuds Fit.

Connections

Sony LinkBuds Fit
Supports AAC, LC3, LDAC, SBC audio
Bose QuietComfort Ultra Earbuds 2nd Gen
Supports AAC, APTX ADAPTIVE, SBC audio

Fit

Sony LinkBuds Fit
Ear tips included
Bose QuietComfort Ultra Earbuds 2nd Gen
Silicone ear tips in S, M

Weight

Sony LinkBuds Fit
About 41.1 g
Bose QuietComfort Ultra Earbuds 2nd Gen
7.3 g per earbud

Battery life

Sony LinkBuds Fit
Up to 5.5 hours per charge
Bose QuietComfort Ultra Earbuds 2nd Gen
Up to 6 hours per charge

Controls

Sony LinkBuds Fit
Volume control
Bose QuietComfort Ultra Earbuds 2nd Gen
Touch controls

Key differences

The main differences to help you choose.

Sony LinkBuds Fit

  • Supports AAC, LC3, LDAC, SBC audio.

Bose QuietComfort Ultra Earbuds 2nd Gen

  • Wireless charging: charging case.
  • Case wireless charging.
  • Virtual surround sound.
  • Supports AAC, APTX ADAPTIVE, SBC audio.

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

More topicsFewer topics
6 priorities selected.
How each product answers the selected priorities
PrioritySony LinkBuds FitBose QuietComfort Ultra Earbuds 2nd Gen
FitEar tips includedSilicone ear tips in S, M and L
WeightAbout 41.1 g7.3 g per earbud
Battery lifeUp to 5.5 hours per chargeUp to 6 hours per charge
ControlsVolume controlTouch controls
ConnectionsBluetooth 5.3Bluetooth 5.3
Water resistanceIPX4 water and dust resistanceIPX4 water and dust resistance

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationSony LinkBuds FitBose QuietComfort Ultra Earbuds 2nd Gen
BrandSonyBose
ModelWF-LS910NQuietComfort Ultra Earbuds (2nd Gen)
Announced20242025
TypeTrue Wireless In-Ear EarbudsTrue Wireless In-Ear Earbuds
ColorBlack White—

Design

Design specifications comparison
SpecificationSony LinkBuds FitBose QuietComfort Ultra Earbuds 2nd Gen
WeightApprox. 1.45 oz0.016 lb per earbud
Dimensions—29.9 × 12.5 × 24.9 mm per earbud

Battery & Charging

Battery & Charging specifications comparison
SpecificationSony LinkBuds FitBose QuietComfort Ultra Earbuds 2nd Gen
Battery LifeMax. 5.5 hrs (NC ON) / Max. 8 hrs (NC OFF)Up to 6 hours with Immersive Audio off; up to 4 hours with Immersive Audio on
Charging TimeApprox. 3 Hrs (USB charging)Earbuds: 2 hours; case: 3 hours
Charging PortUSB-CUSB-C on charging case
Wireless ChargingNoYes, charging case
Fast Charging—20 minutes provides up to 2 hours of playback

Connectivity

Connectivity specifications comparison
SpecificationSony LinkBuds FitBose QuietComfort Ultra Earbuds 2nd Gen
ConnectionBluetoothBluetooth wireless
BluetoothBluetooth 5.35.3
Bluetooth Range32.81 ftUp to 9 m
Multipoint ConnectionYesYes
ConnectorWireless audio connection—
Cable LengthNo audio cable12-inch charging cable
App SupportSony | Sound ConnectBose app

Features

Features specifications comparison
SpecificationSony LinkBuds FitBose QuietComfort Ultra Earbuds 2nd Gen
Special FeaturesPersonal Nc OptimizerCustomTune; SpeechClarity; customizable touch controls

Audio

Audio specifications comparison
SpecificationSony LinkBuds FitBose QuietComfort Ultra Earbuds 2nd Gen
Drivers0.33"—
Frequency Response20–20,000 Hz (44.1 kHz sampling) | 20–40,000 Hz (LDAC 96 kHz sampling 990 kbps)—
Audio CodecsSBC, AAC, LDAC, LC3SBC, AAC, aptX Adaptive
Active Noise CancellationYesAdjustable noise cancellation with CustomTune
Transparency / Ambient ModeAmbient Sound Mode, Ambient Sound, Auto Ambient SoundAware mode with improved ActiveSense
MicrophonesBuilt-in microphonesFour microphones per earbud
Audio FeaturesDsee ExtremeCustomTune audio personalisation
Spatial Audio—Bose Immersive Audio; Cinema Mode

Charging Case

Charging Case specifications comparison
SpecificationSony LinkBuds FitBose QuietComfort Ultra Earbuds 2nd Gen
Case TypeCharging CaseWireless charging case
Case ChargingUSB-C3 hours
Case Charging PortUSB-CUSB-C
Case Wireless ChargingNoYes
Case WeightApprox. 1.45 oz0.132 lb
Case FeaturesCharging case; approximate case charge time Approx. 3 Hrs (USB charging)Wireless charging; battery level reporting in Bose app
Case Battery Life—Up to 18 additional hours
Case Dimensions—66.3 × 59.7 × 26.9 mm
Case Water & Dust Resistance—No water resistance

Design & Controls

Design & Controls specifications comparison
SpecificationSony LinkBuds FitBose QuietComfort Ultra Earbuds 2nd Gen
ControlsVolume controlTouch controls; disable option in app
Water & Dust ResistanceYes (IPX4)IPX4 earbuds
Ear Tips / Ear CushionsEar tips includedSilicone ear tips in S, M and L; three stability-band sizes

What's in the Box

What's in the Box specifications comparison
SpecificationSony LinkBuds FitBose QuietComfort Ultra Earbuds 2nd Gen
Headphones / EarbudsWF-LS910N earbudsBose QuietComfort Ultra Earbuds (2nd Gen)
Charging CaseCharging CaseWireless charging case
Charging CableUSB CableUSB-A to USB-C cable
Audio CableNot includedTrue wireless design
Ear Tips / AccessoriesEarbudsThree pairs of ear tips; three pairs of stability bands
DocumentationWarranty Card; Reference Guide (New)Safety sheet

Similarities

  • Both are rated IPX4.
  • Both have active noise cancellation.
  • Both have an ambient mode to hear your surroundings.
  • Both charge over USB-C.
  • Both have built-in microphones for calls.
  • Both connect over Bluetooth.

In summary

The Bose QuietComfort Ultra Earbuds 2nd Gen is the better buy for almost everyone, with virtual surround sound and wireless charging.

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