Google Pixel Buds Pro 2 / Sony WH-CH720N

Google Pixel Buds Pro 2: GA12449-series in-ear earbuds; Porcelain, Hazel, Peony, Moonstone, Olive and other colours. The original Pixel Buds Pro and Pixel Buds 2a are separate models.

Sony WH-CH720N: WH-CH720N closed over-ear wireless headphones; black, white, blue and pink. The WH-CH710N (previous generation), WH-CH520 (no ANC) and the WH-1000X series are separate models.

SpecificationGoogle Pixel Buds Pro 2Sony WH-CH720N
Release year20242023
ChipGoogle Tensor A1 in each earbud

Google says Tensor A1 adapts audio to the environment up to 3 million times per second and runs noise cancellation twice as strong as the original Pixel Buds Pro; music and noise-cancellation processing run on separate paths.

Google		—
Noise controlActive Noise Cancellation with Silent Seal 2.0; Transparency mode; active in-ear pressure relief; Conversation Detection

Pressure relief reduces the plugged-ear feeling of sealed earbuds. Conversation Detection pauses music and switches to transparency when you start talking.

Google		—
DriverCustom-designed 11 mm dynamic driver per earbud Google—
MicrophonesThree mics per earbud; voice accelerometer; wind-blocking mesh covers

The voice accelerometer picks up jaw vibration while you speak to help separate your voice from ambient noise. Google’s Clear Calling and Super Wideband calling require compatible Pixel phones.

Google		—
ConnectivityBluetooth 5.4 with Super Wideband; works with Bluetooth 4.0+ devices

Full features need an Android 6.0 or newer phone, a Google Account and an internet connection; basic listening works with an iPhone.

Google		—
BatteryANC off 12 hours (48 hours with case); ANC on 8 hours (30 hours with case); 5 minutes charge gives 1.5 hours (ANC off)

Google’s blog footnote says figures were measured on pre-production hardware with other features disabled; real-world time may be shorter.

Google		Music up to 35 hours with NC on, 50 hours off; calls up to 35 hours NC on, 40 hours off; about 3.5 hours to charge over USB Sony
Charging caseUSB-C and Qi-certified wireless charging; ringtone speaker for Find Hub; Hall effect sensor for open/close

The case speaker lets you ring a lost case through Find Hub.

Google		—
SensorsCapacitive touch (tap and swipe); IR proximity sensor; accelerometer and gyroscope

The proximity sensor pauses music automatically when you take an earbud out; swiping adjusts volume.

Google		—
DurabilityEarbuds IP54; case IPX4

IP54 limits dust ingress and resists splashing water from any direction; the earbuds should not be submerged. The case has no dust rating.

Google		—
Size and weightEarbud (medium tip) 22.74 × 23.08 × 17.03 mm, 4.7 g; case 49.9 × 63.3 × 25 mm, 65 g with earbuds

Google says the earbuds are 27% smaller and 24% lighter than the original Pixel Buds Pro.

Google		—
Software supportAutomatic security updates for at least three years from first availability on the US Google Store Google—
Noise cancelling—Active noise cancelling with Integrated Processor V1 and Dual Noise Sensor; Ambient Sound mode

Microphones inside and outside each cup sample noise to generate an inverse signal; Ambient Sound mode lets you hear surroundings without removing the headphones.

Sony
Driver and frequency—30 mm dynamic driver; 7–20,000 Hz (JEITA); 20–20,000 Hz over Bluetooth (44.1 kHz) Sony
Bluetooth and codecs—Bluetooth 5.2; A2DP, AVRCP, HFP, HSP; SBC and AAC; about 10 m range

AAC works well as the default codec on iPhones; no high-bitrate codec is listed.

Sony
Multipoint—Connection to two Bluetooth devices at the same time

For example, you can switch between a phone and a laptop without re-pairing.

Sony
Wired use—Detachable cable of about 1.2 m with gold-plated L-shaped 3.5 mm plug; passive operation

When the battery runs out you can keep listening passively over the cable.

Sony
Microphone and processing—Precise Voice Pickup beamforming mic; wind noise reduction structure; DSEE

DSEE tries to restore high frequencies lost in compressed music files.

Sony
Impedance and sensitivity—NC on 325 Ω / off 31 Ω (1 kHz); NC on 108 dB/mW / off 99 dB/mW Sony
Weight—About 192 g Sony