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Google Pixel Buds Pro 2 vs Anker soundcore Liberty 4 Pro

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

GooglePixel Buds Pro 2Anker soundcoreLiberty 4 Pro
Overview
ReleasedSeptember 2024October 2024
Sound
TypeIn-earIn-ear
Noise cancellingYesYes
Transparency modeYesYes
Spatial audio with head trackingYesYes
Driver size11 mm10.5 mm
Bluetooth codecsSBC and AACSBC, AAC and LDAC
Lossless over USB-CNo–
ChipTensor A1–
DriversCustom-designed dynamic speaker driver with a high-frequency chamber for treble10.5 mm and 4.6 mm drivers with digital crossover
ChipGoogle Tensor A1 in each earbud–
Noise cancelling detailActive Noise Cancellation with Silent Seal 2.0; Adaptive Audio; Conversation Detection; active in-ear pressure relief; Dynamic ANC rolling out in September 2026Six microphones and an air-pressure sensor; cancellation adjustable in the app or case
Audio featuresSpatial audio with head tracking (Pixel 6 or newer Pixel phones, excluding A-series, and Pixel Tablet); low-latency gaming mode (Pixel 8 or newer on Android 14 or newer); custom EQ; Live Translate listening mode with a compatible Pixel phone rolling out in September 2026; SBC and AAC codecs per SoundGuys (Google doesn't list codecs)HearID 4.0; fixed and head-tracking spatial audio. SBC, AAC and LDAC confirmed by SoundGuys and Tom's Guide
Hearing healthHearing Wellness; Loud Noise ProtectionOptional Safe Volume limit
Battery
Listening time (maker's claim)Up to 8 hoursUp to 7.5 hours
With the caseUp to 30 hoursUp to 30 hours
Wireless chargingYesYes
Battery life detailUp to 12 hours per charge and 48 hours with the case with ANC off (Google's music playback tests on pre-production units)ANC or Transparency gives 7.5 hours, 30 including the case; Normal gives ten and 40. SoundGuys measured 5 hours 42 minutes with ANC and dates release to 3 October 2024
Charging caseUSB-C port and Qi-certified wireless charging; ringtone speaker for Find Hub; 49.9 × 63.3 × 25.0 mmUSB-C or wireless; buds recharge in 1.5 hours, case in 2.5 by cable or 3.5 wirelessly; display with separate touch bar
Fast charging5 minutes in the case gives up to 1.5 hours of listening with ANC off; 15 minutes gives up to 3 hours with ANC onFive minutes provides up to four hours
Design
Weight (each earbud)4.7 g5.5 g
Water and sweat resistanceIP54IPX5
Bluetooth5.45.3
Two devices at onceYesYes
ControlsCapacitive touch to play, pause, skip tracks and answer calls; swipe to change volume; nod to answer calls and reply to English-language texts; hands-free GeminiPinch stems for playback and calls; slide for volume; configurable in the app
MicrophonesThree microphones per earbud with beamforming, a voice accelerometer and wind-blocking mesh covers; Clear Calling; Bluetooth Super Wideband–
Fit and ear tipsTwist-to-adjust stabiliser; eartips in extra small, small, medium (fitted) and large; each earbud 22.74 × 23.08 × 17.03 mmSilicone tips and app Fit Test
Case weight65.0 g with the earbuds51 g (SoundGuys)
Dimensions–Buds 25 × 32 × 22 mm; case 65 × 62 × 30 mm (SoundGuys)
Water resistance detailEarbuds IP54; case IPX4IPX5 for earbuds; maker spec takes precedence over an unlabelled comparison column showing IP55
Works withPairs with any Bluetooth 4.0 or newer device, including Android, iOS, tablets and laptops; full features need a Google Account and a phone running Android 6.0 or newerEither bud works independently; soundcore app for Android and iOS
ColoursPorcelain, Olive, Hazel and Peony on the UK store (Olive added in August 2026); Google's help centre also lists Wintergreen and Moonstone–
In the boxEarbuds, wireless charging case, eartips in four sizes (extra small, small, medium fitted, large), quick start guide; no USB-C cable–

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