Google Pixel Watch 2
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Revision as of 16:48, 27 September 2025 by Zmt20030508 (talk | contribs)
Classification
| Google Pixel Watch 2 | |
|---|---|
| Classification | |
| Grade | A- |
| Calculator version | [[:Category:Calculator v|]] |
| Classification date | |
| Information | |
| Name | Google Pixel Watch 2 |
| Brand by Parent | Google by Alphabet Inc |
| Generation | 2nd Generation |
| Model(s) | G4TSL, GBZ4S, etc. (Varies by region/carrier) |
| Release date | 2023-10-12 |
| Type/Category | Smartwatch |
| Website | [1] |
| Status | In sale |
| More | |
| Dimensions | 41mm x 12.3mm |
| Mass | 31g (without band) |
| Operating system | Wear OS 4.0 |
| Companion App | Pixel Watch App, Fitbit App |
| CPU | Qualcomm® Snapdragon® W5 Gen 1 platform |
| GPU | Integrated Adreno GPU |
| Memory | 2 GB RAM |
| Storage | 32 GB eMMC |
| Battery | 306 mAh lithium battery |
| Power | Magnetic charging cable |
| Charging | wireless charging |
| Display | 1.2-inch OLED touch screen (384 x 384) |
| Camera | Not Applicable |
| Sound | Microphone, loudspeaker |
| Connectivity | Bluetooth 5.0, Wi-Fi 802.11n, NFC (for payment), 4G LTE (optional model, standalone phone and internet access) - LTE models significantly expand the attack surface |
| Device | |||
|---|---|---|---|
| Criterion | Value | Proof(s) | Comment |
| Known hardware tampering | None | [] | The device is highly integrated and sealed, making physical tampering impractical and destructive to the device. |
| Known vulnerabilities | Rare | [Link to the Google Pixel Update Support Page] | As Google's first-party device, it receives regular monthly security updates to fix vulnerabilities in a timely manner. |
| Prior attacks | None | [] | There are no reports of widespread attacks targeting this model, but the smartwatch platform itself is a potential target. |
| Updatability | Very common | [Google System Updates] | Key Advantage: It receives regular security patches and system updates from Google via a mobile phone or Wi-Fi, ensuring security throughout the device's lifecycle. |
| Category score | 2 | ||
| System | |||
|---|---|---|---|
| Criterion | Value | Proof(s) | Comment |
| Authentication with other systems | Full | [Google Account, Google Cloud Services] | It is deeply integrated with Google Accounts and cloud services, with a mature authentication mechanism. |
| Communications | Encrypted with up-to-date encryption | [TLS for data sync, SRTP for calls] | Communications with mobile phones (via Bluetooth Low Energy/BLE) and cloud servers (via Wi-Fi/LTE) all use modern encryption protocols. |
| Storage | Encrypted with up-to-date encryption | [Wear OS File-Based Encryption (FBE)] | Key Requirement: Sensitive information such as health data and messages stored locally on the device must be mandatorily encrypted. |
| Category score | 1 | ||
| User Authentication | |||
|---|---|---|---|
| Criterion | Value | Proof(s) | Comment |
| Account management | Full | [Managed via Google Account] | It is bound to the primary Google Account, allowing device permission management within the account. |
| Authentication | Secure | [Screen lock (pattern/PIN), Smart Lock (auto-unlocks when near an unlocked mobile phone).] | Provides an authentication method that balances convenience and security. |
| Brute-force protection | Exist | [] | After multiple failed unlock attempts, it will force the entry of Google Account credentials. |
| Event logging | Partial logging | [System Logs.] | Records app activities and system errors, but user-level security event logs may be limited. |
| Passwords | Require change after setup with complexity requirements | [Google Account Policy.] | The watch's security depends on the unlocked status of the paired mobile phone and the security policy of the Google Account. |
| Category score | 2 | ||
| Grade | A- |
|---|
