Hardware & Design

The Pixel Tag has a pill-shaped, oval body (28 × 46.1 × 5.4 mm, 11.8 g) with a stainless steel front and a polycarbonate back in a color Google calls "Fog" . It carries an IP67 rating, meaning it's dustproof and can survive submersion in up to 1 meter of water for 30 minutes . The battery is a standard user-replaceable CR2032 coin cell, accessed by pressing down and twisting the back cover, and is rated for over one year of use . A built-in speaker can ring the tag, and a physical button on the tag can ring the connected phone .

Compatibility & the Find Hub Network

The tag works with any Android phone running Android 9.0 (Pie) or later . It connects to Google's Find Hub network, which leverages over one billion Android devices for crowdsourced location reporting when the tag is out of Bluetooth range .

The Key Differentiator: Bluetooth Channel Sounding

The Pixel Tag uses a dual-radio tracking approach that sets it apart from Apple's AirTag. It combines Ultra-Wideband (UWB) with Bluetooth Channel Sounding, a technology that is part of the Bluetooth 6.0 specification .

• What Channel Sounding does: Unlike standard Bluetooth Low Energy (BLE), which estimates distance based on signal strength (RSSI), Channel Sounding uses round-trip phase measurements between two Bluetooth devices to calculate distance with much higher accuracy and lower power draw . The Pixel Tag is the first consumer tracker to ship with this technology .
• How it compares to AirTag: On phones with UWB (like newer Pixel Pro models), the Pixel Tag can display directional arrows for precision finding up to 50 meters away . On phones that have Bluetooth 6.0 but lack a UWB chip, Channel Sounding still provides distance-based precision finding—something the AirTag cannot do without a UWB-equipped iPhone . In contrast, Apple's AirTag 2 relies solely on its second-generation UWB chip for precision and reverts to basic BLE proximity on non-UWB devices .

Software Limitations Reviewers Have Flagged

Early reviews and reports highlight several gaps in Google's Find Hub software compared to Apple's Find My network:

1. No location history tracking: The Find Hub app shows only the current or last-known location of a tag, with no timeline of its movement over hours or days .
2. No ability to ring the phone from the tracker: While the Pixel Tag's hardware button does ring the connected phone, some reviewers note that the Find Hub app itself lacks the robust "phone-finding" features found in other ecosystems .
3. No reliable offline Bluetooth-only mode: The Find Hub app does not function as a standalone Bluetooth beacon finder; it requires a network connection to display tag locations, even when the tag is in direct Bluetooth range .
4. Best performance requires Android 16 + Bluetooth 6.0: While the tag works back to Android 9.0, full precision from Channel Sounding and UWB directional arrows require a device with Android 16 and either a Bluetooth 6.0 or UWB chip .
5. No airline item-sharing or third-party location sharing: Unlike the AirTag 2, which allows sharing a lost item's location with airlines, Google's Find Hub does not yet offer this feature .
6. No cross-platform unwanted tracking alerts on iOS: The Pixel Tag is Android-only and does not integrate with Apple's cross-platform detection system .

Bottom Line

The Pixel Tag matches the AirTag on price ($29) and offers a clear hardware advantage with its replaceable battery (the AirTag 2 is sealed ) and the innovative Bluetooth Channel Sounding technology that extends precision finding to more phones. However, its Find Hub software is clearly less mature, lacking location history, airline sharing, and an offline mode that users of Apple's Find My network already take for granted .

Hardware & Design

The Pixel Tag has a pill-shaped, oval body (28 × 46.1 × 5.4 mm, 11.8 g) with a stainless steel front and a polycarbonate back in a color Google calls "Fog" . It carries an IP67 rating, meaning it's dustproof and can survive submersion in up to 1 meter of water for 30 minutes . The battery is a standard user-replaceable CR2032 coin cell, accessed by pressing down and twisting the back cover, and is rated for over one year of use . A built-in speaker can ring the tag, and a physical button on the tag can ring the connected phone .

Compatibility & the Find Hub Network

The tag works with any Android phone running Android 9.0 (Pie) or later . It connects to Google's Find Hub network, which leverages over one billion Android devices for crowdsourced location reporting when the tag is out of Bluetooth range .

The Key Differentiator: Bluetooth Channel Sounding

The Pixel Tag uses a dual-radio tracking approach that sets it apart from Apple's AirTag. It combines Ultra-Wideband (UWB) with Bluetooth Channel Sounding, a technology that is part of the Bluetooth 6.0 specification .

• What Channel Sounding does: Unlike standard Bluetooth Low Energy (BLE), which estimates distance based on signal strength (RSSI), Channel Sounding uses round-trip phase measurements between two Bluetooth devices to calculate distance with much higher accuracy and lower power draw . The Pixel Tag is the first consumer tracker to ship with this technology .
• How it compares to AirTag: On phones with UWB (like newer Pixel Pro models), the Pixel Tag can display directional arrows for precision finding up to 50 meters away . On phones that have Bluetooth 6.0 but lack a UWB chip, Channel Sounding still provides distance-based precision finding—something the AirTag cannot do without a UWB-equipped iPhone . In contrast, Apple's AirTag 2 relies solely on its second-generation UWB chip for precision and reverts to basic BLE proximity on non-UWB devices .

Software Limitations Reviewers Have Flagged

Early reviews and reports highlight several gaps in Google's Find Hub software compared to Apple's Find My network:

1. No location history tracking: The Find Hub app shows only the current or last-known location of a tag, with no timeline of its movement over hours or days .
2. No ability to ring the phone from the tracker: While the Pixel Tag's hardware button does ring the connected phone, some reviewers note that the Find Hub app itself lacks the robust "phone-finding" features found in other ecosystems .
3. No reliable offline Bluetooth-only mode: The Find Hub app does not function as a standalone Bluetooth beacon finder; it requires a network connection to display tag locations, even when the tag is in direct Bluetooth range .
4. Best performance requires Android 16 + Bluetooth 6.0: While the tag works back to Android 9.0, full precision from Channel Sounding and UWB directional arrows require a device with Android 16 and either a Bluetooth 6.0 or UWB chip .
5. No airline item-sharing or third-party location sharing: Unlike the AirTag 2, which allows sharing a lost item's location with airlines, Google's Find Hub does not yet offer this feature .
6. No cross-platform unwanted tracking alerts on iOS: The Pixel Tag is Android-only and does not integrate with Apple's cross-platform detection system .

Bottom Line

The Pixel Tag matches the AirTag on price ($29) and offers a clear hardware advantage with its replaceable battery (the AirTag 2 is sealed ) and the innovative Bluetooth Channel Sounding technology that extends precision finding to more phones. However, its Find Hub software is clearly less mature, lacking location history, airline sharing, and an offline mode that users of Apple's Find My network already take for granted .