Mediatek Dimensity 8400 Ultra
256GB, 512GB
12GB • No expandable
50 MP
4K
6.83 inch
1280 × 2772 pixels • 120 Hz
Android 15, upgradable to Android 16
HyperOS 3
5500 mAh
Li-Po
The Xiaomi 15T, features a 6.83 inch display with 120 Hz refresh rate, powered by Mediatek Dimensity 8400 Ultra, 12GB RAM and 256GB, 512GB storage, 50 MP camera and 5500 mAh battery.
General
| Brand | Xiaomi |
| Model | Xiaomi 15T |
| Colors | Black, Gray, Rose Gold |
| Prices | $535.47, €446.99, £349.00 |
| Status | Available |
| Released | September 24, 2025 |
| Announced | September 24, 2025 |
| Model Alias | 25069PTEBG |
Network
| 2G Network | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 42, 48, 66, 71 |
| 5G Network | 1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78 SA/NSA |
| SIM Cards | Dual SIM (Nano-SIM + eSIM + eSIM), Dual SIM (Nano-SIM + Nano-SIM) |
| Data Speed | HSPA, LTE, 5G |
| Bands Guide | Network Bands Guide |
Design
| Width | 78 mm (3.07 inch) |
| Height | 163.2 mm (6.43 inch) |
| Weight | 194 g (6.84 oz) |
| Thickness | 7.5 mm (0.30 inch) |
Display
| Resolution | 1280 × 2772 pixels |
| Aspect Ratio | 19.5:9 |
| Display Size | 6.83 inch |
| Refresh Rate | 120 Hz |
| Pixel Density | 447 ppi |
| Peak Brightness | 3200 cd/m² |
| Screen-to-Body Ratio | ≈ 90.0% |
Software
| Operating System | Android 15, upgradable to Android 16 |
| User Interface | HyperOS 3 |
Processor & Memory
| GPU | Mali-G720 MC7 |
| RAM | 12GB |
| Chipset | Mediatek Dimensity 8400 Ultra |
| Internal Storage | 256GB, 512GB |
| Variants | 256GB 12GB RAM, 512GB 12GB RAM |
| CPU Cores | 8 |
| Max Speed | 3.25 GHz |
| Technology | 4 nm |
| CPU Architecture | 64-bit |
| Microarchitecture | 1x 3.25 GHz – Performance cores, 3x 3 GHz – Performance cores, 4x 2.1 GHz – Performance cores |
| Expandable Storage | No |
Main Camera
| Setup | Triple camera |
| Cameras | 50 MP, f/1.7, 23 mm, ( Wide angle ), 1.0 µm, 1/1.55" Sensor size, 50 MP, f/1.9, 46 mm, ( Telephoto ), 0.64 µm, 1/2.76" Sensor size, 12 MP, f/2.2, 15 mm, ( Ultra-wide angle ), 1.12 µm, 1/3.06" Sensor size |
| Flash Type | LED flash |
| Flash Support | Yes |
| Video Support | Yes |
| Camera Support | Yes |
| Video Resolution | 4K @ 30/60 fps |
Front Camera
| Setup | Single camera |
| Cameras | 32 MP, f/2.2, 21 mm, ( Wide angle ), 0.64 µm, 1/3.44" Sensor size |
| Video Support | Yes |
| Camera Support | Yes |
| Video Resolution | 4K @ 30 fps |
Multimedia
| FM Radio | No |
| Loudspeaker | Yes |
| Headphone Jack | No |
Connectivity
| Bluetooth | Yes, v6.0 |
| USB Ports | USB Type-C 2.0 Gen 2 |
| GPS Support | Yes |
| NFC Support | Yes |
| Wi-Fi Support | Yes (Wi-Fi 6e) |
| Wi-Fi Standards | 802.11/a/b/g/n/ac |
Battery
| Type | Li-Po |
| Capacity | 5500 mAh |
| Wired Charging Speed | 67 W |
| Wireless Charging Support | No |
