Amazfit GTR 4
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Revision as of 12:20, 27 September 2025 by Zhangjunbo (talk | contribs) (Created page with "{{Classification |name=Amazfit GTR 4 |brand=Amazfit / Zepp Health |parent_company=Zepp Health |website=https://us.amazfit.com/pages/amazfit-gtr-4-zepp-os-3-0-update |release_d...")
Classification
| Amazfit GTR 4 | |
|---|---|
| Classification | |
| Grade | B |
| Calculator version | [[:Category:Calculator v|]] |
| Classification date | |
| Information | |
| Name | Amazfit GTR 4 |
| Brand by Parent | Amazfit / Zepp Health by Zepp Health |
| Generation | GTR 4 |
| Model(s) | GTR 4 / GTR 4 Limited Edition |
| Release date | 2022-01-01 |
| Type/Category | Smartwatch |
| Website | [1] |
| Status | In sale |
| More | |
| Dimensions | |
| Mass | |
| Operating system | Zepp OS |
| Companion App | Zepp App |
| CPU | |
| GPU | |
| Memory | |
| Storage | |
| Battery | |
| Power | |
| Charging | |
| Display | AMOLED |
| Camera | no |
| Sound | Bluetooth |
| Connectivity | GPS /NFC |
| Device | |||
|---|---|---|---|
| Criterion | Value | Proof(s) | Comment |
| Known hardware tampering | None | [2] | |
| Known vulnerabilities | Rare | [3] | |
| Prior attacks | None | [4] | |
| Updatability | Very common | [5] | |
| Category score | 2 | ||
| System | |||
|---|---|---|---|
| Criterion | Value | Proof(s) | Comment |
| Authentication with other systems | Partial | [6] | |
| Communications | Encrypted with up-to-date encryption | [7] | |
| Storage | Encrypted with up-to-date encryption | [8] | |
| Category score | 2 | ||
| User Authentication | |||
|---|---|---|---|
| Criterion | Value | Proof(s) | Comment |
| Account management | Full | [9] | |
| Authentication | Basic | [10] | |
| Brute-force protection | Basic | [11] | |
| Event logging | Partial logging | [12] | |
| Passwords | Require change after setup with complexity requirements | [13] | |
| Category score | 2 | ||
| Grade | B |
|---|
