| Basic Info |
|
| Brand |
Xiaomi |
| Model |
18 Ultra |
| Status |
Rumored / Upcoming |
| Expected Release |
2026 (estimated) |
| Network |
|
| Technology |
GSM / HSPA / LTE / 5G |
| 2G Bands |
GSM 850 / 900 / 1800 / 1900 |
| 3G Bands |
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Bands |
LTE |
| 5G Bands |
SA / NSA / Sub6 / mmWave (varies by region) |
| Speed |
HSPA, LTE‑A, 5G |
| GPRS |
Yes |
| EDGE |
Yes |
| Body |
|
| Dimensions |
~163.0 × 75.5 × 8.4 mm |
| Weight |
~213 g |
| Colors |
Black, White, Silver, Blue |
| Body Material |
Glass front (Gorilla Glass Victus 2), aluminum frame, glass back |
| SIM |
Nano-SIM + Nano-SIM / Nano-SIM + eSIM |
| Water & Dust |
IP68 dust/water resistant |
| Display |
|
| Size |
6.8 inches |
| Type |
LTPO AMOLED, 1B colors, 144Hz / 165Hz, HDR10+, Dolby Vision |
| Resolution |
1440 × 3200 pixels (~525 ppi) |
| Brightness |
1200 nits (typ), 3000 nits (peak) |
| Protection |
Corning Gorilla Glass Victus 2 |
| Platform |
|
| YOU |
Android 14 / 15, MIUI (latest) |
| Chipset |
Snapdragon 8s Gen 4 / Snapdragon 8 Gen 4 (expected) |
| CPU |
Octa‑core (up to ~3.3 GHz) |
| GPU |
Adreno (next‑gen) |
| Memory |
|
| Card Slot |
No |
| Internal Storage |
256GB / 512GB / 1TB |
| RAM |
12GB / 16GB |
| Camera – Rear |
|
| Quad |
200 MP (wide, OIS) + 50 MP (periscope telephoto, 5–10x optical zoom) + 50 MP (ultrawide) + 12 MP (depth / portrait) |
| Features |
Dual‑LED dual‑tone flash, HDR, panorama, advanced AI imaging |
| Video |
8K@24/30fps, 4K@24/25/30/60/120fps, 1080p@30/60/120/240fps, gyro‑EIS, Dolby Vision HDR |
| Camera – Front |
|
| Single |
50 MP (wide), HDR, panorama |
| Video |
4K@24/30/60fps, 1080p@30/60/120fps |
| Sound |
|
| Loudspeaker |
Yes, stereo speakers (Harman/Kardon tuned) |
| 3.5mm Jack |
No |
| Comms |
|
| WLAN |
Wi‑Fi 802.11 a/b/g/n/ac/6/7, dual‑band, Wi‑Fi Direct |
| Bluetooth |
5.4+, A2DP, LE, aptX / LDAC |
| Positioning |
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS |
| NFC |
Yes |
| Radio |
No |
| USB |
USB Type‑C 3.2, OTG |
| Sensors |
|
| Sensors |
Under‑display fingerprint (optical), accelerometer, gyro, proximity, compass, barometer |
| Battery |
|
| Type |
Li-Po |
| Capacity |
5500–6000 mAh |
| Charging |
120W wired fast charging, Reverse wired charging |
| Wireless Charging |
50W / 80W wireless (expected) |
| Misc |
|
| Colors |
Black, White, Silver, Blue |
Xiaomi 18 Ultra Smartphone
