Compare these smartphones side-by-side and see the differences in their specifications.
| Spec | Vivo X100 Ultra Vivo | Xiaomi 15 Ultra Xiaomi |
|---|---|---|
| AI Engine | Qualcomm AI Engine | — |
| AI Photography | — | Yes |
| Always-On Display | Yes | Yes |
| Audio | Hi-Res Audio | — |
| Audio Jack | No | No |
| Battery | 5500mAh | 5410mAh |
| Battery Type | Silicon Carbon | — |
| Bluetooth | 5.4 | 6.0 |
| Brightness | — | 3200 nits |
| Build | Glass Back | Glass / Eco Leather |
| Charging | 80W FlashCharge | 90W Wired |
| Chipset | Snapdragon 8 Gen 3 | Snapdragon 8 Elite |
| Colors | Titanium, White, Black | Black, White, Silver Chrome |
| CPU | Octa-core | Octa-core |
| Dimensions | 164.1 x 75.6 x 9.2 mm | 161.3 x 75.3 x 9.4 mm |
| Display | 6.78-inch LTPO AMOLED | 6.73-inch LTPO AMOLED |
| Display Type | ZEISS Master Display | AMOLED |
| Face Unlock | Yes | Yes |
| Fingerprint | Ultrasonic Under Display | Ultrasonic Under-display |
| Frame | Aluminum | Aluminum |
| Front Camera | 50MP | 32MP |
| GPS | GPS, GLONASS, GALILEO, BDS, NavIC | GPS, GLONASS, GALILEO, BDS, NavIC |
| GPU | Adreno 750 | Adreno 830 |
| HDR | HDR10+, Dolby Vision | HDR10+, Dolby Vision |
| Infrared | — | Yes |
| Infrared Port | Yes | — |
| Leica Optics | — | Yes |
| Main Camera | 50MP 1-inch Sony LYT-900 OIS | 50MP Leica 1-inch Sensor OIS |
| Memory Card | No | No |
| Network | 2G,3G,4G,5G | 2G,3G,4G,5G |
| NFC | Yes | Yes |
| Night Mode | — | Yes |
| OS | Android 14 | Android 15 |
| Peak Brightness | 3000 nits | — |
| Periscope | — | 200MP 4.3x Optical Zoom |
| Periscope Camera | 200MP ZEISS APO Telephoto | — |
| Pixel Density | 517 ppi | 522 ppi |
| Protection | Armor Glass | Xiaomi Shield Glass 2.0 |
| RAM | 12GB / 16GB | 16GB |
| RAM Type | LPDDR5X | LPDDR5X |
| Rear Camera | 50MP + 50MP + 200MP | 50MP + 50MP + 50MP + 200MP |
| Refresh Rate | 1-120Hz | 1-120Hz |
| Release Date | May 2024 | 2025 |
| Resolution | 1440 x 3200 | 3200 x 1440 |
| Reverse Charging | Yes | — |
| Reverse Wireless Charging | — | 10W |
| SIM | Dual Nano SIM | Dual Nano SIM |
| Speakers | Stereo Speakers | Stereo Speakers |
| Status | Available | Available |
| Storage | 256GB / 512GB / 1TB | 512GB / 1TB |
| Storage Type | UFS 4.0 | UFS 4.1 |
| Telephoto | — | 50MP Floating Telephoto |
| Touch Sampling Rate | 300Hz | — |
| UI | OriginOS 4 | HyperOS 2 |
| Ultra Wide | — | 50MP |
| Ultra Wide Camera | 50MP | — |
| USB | USB Type-C 3.2 | USB Type-C |
| Video Recording | 8K, 4K 120fps | 8K, 4K Dolby Vision |
| Water Resistance | IP68/IP69 | IP68 |
| Weight | 229g | 226g |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Wireless Charging | 30W | 80W |