Xiaomi 14 Ultra (23031PN0DC)
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| Xiaomi 14 Ultra (23031PN0DC) | ||
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Security Grade
Calculator v1
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Xiaomi 14 Ultra
Brand: Xiaomi (Parent: Xiaomi Corporation) Category: Android flagship smartphone • Model / Gen: Xiaomi 14 series Ultra flagship smartphone 23031PN0DC Release Date: 2024-02-21 • Status: In sale Classification Date: 2026-10-28 • [[1](https://www.mi.com) Official Website] | |
Contents
Security Evaluation
1. Device Security
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Known hardware tampering | Rare | 🔗 Proof | Factory sealed flagship device; hardware tampering is uncommon |
| Known vulnerabilities | Rare | 🔗 Proof | Scheduled HyperOS security patches are provided regularly |
| Prior attacks | Rare | 🔗 Proof | Successful attacks usually need social engineering or physical access |
| Updatability | Very common | 🔗 Proof | Official OTA HyperOS feature and security updates for multiple years |
| Category Score | Score: 2 / 3 | ||
2. System Security
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Authentication with other systems | Partial | 🔗 Proof | Bind to Xiaomi Account, Mi Cloud and Find Device anti-theft service |
| Communications | Encrypted with up-to-date encryption | 🔗 Proof | TLS for internet traffic, modern encryption for Wi-Fi and Bluetooth links |
| Storage | Encrypted with up-to-date encryption | 🔗 Proof | Android file-based full disk encryption (FBE) |
| Category Score | Score: 2 / 3 | ||
3. User Authentication
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Account management | Full | 🔗 Proof | Local screen lock + Xiaomi cloud account, remote device management |
| Authentication | Secure | 🔗 Proof | Password, PIN, pattern, under-display fingerprint, face unlock |
| Brute-force protection | Exist | 🔗 Proof | Lockout delay after repeated failed unlock attempts |
| Event logging | Access event logged | 🔗 Proof | Unlock, login and security events logged locally and cloud-side |
| Passwords | Require change after setup with complexity requirements | 🔗 Proof | User-defined lock passcode, supports password complexity rules |
| Category Score | Score: 1 / 3 | ||
Technical Specifications
| Property | Details |
|---|---|
| Operating System & App | HyperOS (Android based) (Companion App: Xiaomi Home, Mi Cloud, Find Device) |
| Hardware (CPU / GPU) | CPU: Snapdragon 8 Gen 3 • GPU: Adreno 750 |
| Memory & Storage | Memory: 12GB / 16GB LPDDR5X • Storage: 256GB / 512GB / 1TB UFS 4.0 |
| Power, Battery & Charging | Battery: 5300 mAh lithium polymer • Power: 90W wired, 80W wireless • Charging: USB-C wired charging, magnetic wireless charging |
| Display & Camera | Display: 6.73-inch LTPO AMOLED, 2K (3200×1440), 1–120Hz • Camera: Quad 50MP Leica Summilux camera system: main, ultra-wide, 3.2x telephoto, 5x periscope telephoto |
| Sound & Connectivity | Sound: Stereo dual speakers • Connectivity: 5G, Wi‑Fi 7, Bluetooth 5.4, NFC, IR blaster, USB‑C |
| Physical (Dimensions & Mass) | Dimensions: 161.4 × 75.3 × 9.20 mm • Mass: 219.8 g |
This entry describes Xiaomi 14 Ultra (23031PN0DC), a flagship HyperOS smartphone powered by Snapdragon 8 Gen 3. It supports file-based encryption, multi-year OTA security updates, Xiaomi account binding, biometric unlock and Find Device anti-theft function.
