Xiaomi 15 Ultra has better RAM than Poco X8 Pro Max. In terms of display resolution, Xiaomi 15 Ultra has better resolution of 3200 x 1440 than Poco X8 Pro Max which has resolution of 2772 x 1280. Xiaomi 15 Ultra has more internal memory than Poco X8 Pro Max
| Name | Xiaomi 15 Ultra | Poco X8 Pro Max |
| RAM | 16 GB | 12 GB |
|---|---|---|
| Display | 6.73 in | 6.83 in |
| Internal Memory | 512 GB | 256 GB |
| Battery | 5410 mAh | 9000 mAh |
| Camera | 50 MP Quad | 50 MP + 8 MP Dual |
| Price | Rs. 89990 | Rs. 44999 |
The launch Date of the first phone is March 11, 2025. The cost of Xiaomi 15 Ultra is Rs. 89990. The launch Date of the second phone is March 17, 2026. The cost of Poco X8 Pro Max is Rs. 44999.
Xiaomi 15 Ultra has screen size of 6.73 inches which falls short to Poco X8 Pro Max's 6.83 inch screen. Xiaomi 15 Ultra has LTPO AMOLED Screen type where as Poco X8 Pro Max has AMOLED Screen type. Xiaomi's phone has display density of 522 PPI & Poco's phone has only 447 PPI display density. In terms of screen to body ratio, Poco's phone has better screen to body ratio of ~ 90.3% than Xiaomi's phone ~ 89.7%. Both mobiles have same aspect ratio of 20:9.
Xiaomi 15 Ultra's larger 16 GB RAM is better for playing games and all with respect to Poco X8 Pro Max's lower 12 GB RAM. Xiaomi 15 Ultra has more Internal Memory (512 GB) than Poco X8 Pro Max (256 GB).
They both have the same 50 MP Quad Rear Camera. Xiaomi 15 Ultra will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Poco X8 Pro Max's 20 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 16 version.
| Name | Xiaomi 15 Ultra | Poco X8 Pro Max |
| General | ||
| Country of Origin | India | |
| Model | Mi 15 Ultra 25010PN30G | 2602BPC18G |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 4 years | |
| Security Updates | 6 years | |
| Release Date | March 11, 2025 | March 17, 2026 |
| In The Box | Mobile Phone, Adapter, USB Type-C Cable, SIM Eject Tool, Protective Case, Safety Information, Quick Start Guide and Warranty Card, Desiccant | 1 x Handset, 1 x Adapter, 1 x Type-C USB Cable, 1 x Sim Eject Tool, 1 x Protective Case, 1 x Quick Start Guide, 1 x Warranty Card |
| Design | ||
| Dimensions | 75.3 x 161.3 x 9.48 mm | 77.9 x 162.9 x 8.2 mm |
| Weight | 229 g | 218 g |
| Bezel less | Yes | |
| Qwerty | No | |
| Colors | Silver Chrome | Black, White, Blue |
| Display | ||
| Type | Color LTPO AMOLED Screen (68B) | Color AMOLED Screen (68.7 B) |
| Touch | Yes, 300 Hz Touch Sampling Rate | Yes |
| Size | 6.73 inches, 1440 x 3200 pixels, 120 Hz | 6.83 inches, 1280 x 2772 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 522 PPI | ~ 447 PPI |
| Screen to Body Ratio | ~ 89.7% | ~ 90.3% |
| Glass Type | Xiaomi Shield Glass 2.0 | Corning Gorilla Glass 7i |
| Brightness | 3200 nits (peak) | 2000 nits (HBM), 3500 nits (peak) |
| HDR Support | Yes, HDR10+, Dolby Vision | Yes, HDR10+, Dolby Vision |
| Adaptive Refresh Rate | Yes, LTPO | Yes |
| Features | DCI-P3, Dolby Vision, HDR10+, 1920Hz PWM Dimming / DC Dimming, Original color PRO, Pro HDR, Wet Touch Technology, HDR10+, Dolby Vision, TÜV Rheinland Low Blue Light (Hardware Solution) Certified, TÜV Rheinland Flicker Free Certified, TÜV Rheinland Circadian Friendly Certified, Always-active Display | 3840Hz PWM, Dolby Vision, HDR10+, Adaptive Refresh Rate 30(AOD)/60/90/120Hz TÜV Rheinland Low Blue light (Hardware Solution), TÜV Rheinland Circadian Friendly, TÜV Rheinland flicker free |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 16 GB | 12 GB |
| RAM Type | LPDDR5X | LPDDR5X Ultra |
| Storage | 512 GB | 256 GB |
| Storage Type | UFS 4.1 | UFS 4.1 |
| Card Slot | No | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA:n1/2/3/5/7/8/12/20/25/26/28A/28B/38/40/41/48/66/75/77/78/79/71, NSA: n1/3/5/7/8/20/28/38/40/41/66/75/77/78/79/71 | 5G SA: n1/n2/n3/n5/n7/n8/n20/n28/n38/n40/n41/n48/n77/n78, 5G NSA: n1/n2/n3/n5/n7/n8/n20/n28/n38/n40/n41/n48/n77/n78 |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | WiFi 6 support | Wi-Fi 7 |
| Bluetooth | Yes, v6.0, A2DP, LE, aptX HD | Yes, v6.0, A2DP, LE |
| USB | Yes, USB-C v3.2 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Performance | ||
| AnTuTu Score | 2,477,963 (Total) (v10) 542,576 (CPU) 1,036,853 (GPU) 474,641 (Memory) 423,893 (UX) | 2,712,214 (Total) (v11) |
| Geekbench Score | 8,871 (Multi Core) (v6) 2,960 (Single Core) 18,683 (OpenCL) 25,095 (Vulkan) | 8,254 (Multi Core) (v6) 2,596 (Single Core) 20,010 (OpenCL) 21,920 (Vulkan) |
| 3DMark Score | 21,097 (Wild Life) (125 FPS) 6,134 (Wild Life Extreme) (35 FPS) | 6,019 (Wild Life Extreme) (36.04 FPS) |
| Camera Score | 153 (DxOMark) | |
| Speaker Score | 84 (Very Good) | |
| Battery Test Result | 15.98 hours | |
| Extra | ||
| GPS | GPS: L1+L5, Galileo: E1+E5a, GLONASS: G1, Beidou, QZSS: L1 + L5, NavIC: L5, A-GPS Supplementary Positioning, Electronic Compass, Wireless Network, Data Network, SAP | Yes, with A-GPS. Up to tri-band: GLONASS, BDS, GALILEO, QZSS, NavIC |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Proximity Sensor, Ambient Light Sensor, Accelerometer, Gyroscope, Electronic Compass, IR Blaster, Laser Autofocus, Barometer, Flicker Sensor, X-Axis Linear Vibration Motor | Ultrasonic In-Display Fingerprint Sensor, Proximity Sensor, Ambient Light Sensor, Accelerometer, E-Compass, Gyroscope, IR Blaster, Flicker Sensor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | |
| AI Features | Circle to Search with Google, Google Gemini, AI Writing, AI Speech Recognition, AI Interpreter | |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP66/IP68/IP69/ IP69K |
| Dust Resistant | Yes | Yes |
| Extra Features | Xiaomi 3D Dual-Channel IceLoop system, Aerospace-grade Glass Fiber | 3D IceLoop Cooling System, X-axis Linear Motor |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.6 (Wide Angle) 23mm (Wide), 1.0"-Type, 1.6µm, Dual Pixel PDAF, OIS 50 MP ƒ/1.8 (Telephoto) 70mm (Telephoto), 1/2.51", 0.7µm, Dual Pixel PDAF (10cm - ∞), OIS, 3x Optical Zoom 200 MP ƒ/2.6 (Periscope Telephoto) 100mm (Periscope Telephoto), 1/1.4", 0.56µm, Multi-Directional PDAF, OIS, 4.3x Optical Zoom 50 MP ƒ/2.2 (Ultra Wide) 14mm, 115˚ (Ultrawide), 1/2.76", 0.64µm, Dual Pixel PDAF | 50 MP ƒ/1.5 (Wide Angle) 26mm (wide), 1/1.95", 0.8µm, PDAF, OIS 8 MP ƒ/2.2 (Ultra Wide) 15mm (ultrawide), 1/4.0", 1.12µm |
| Camera Sensor | LYT-900 | |
| OIS | Yes | Yes |
| Auto Focus | Yes, Laser AF | Yes |
| Features | Leica Summilux Optical Lens, Laser AF, Color Spectrum Sensor, Leica Lenses, Two Leica Photographic Styles (Leica Authentic Look, Leica Vibrant Look), Leica Filters, Leica Classic Shutter Sound, Leica Watermark, Xiaomi ProFocus (Motion Tracking Focus, Eye Tracking Focus and Motion Capture), Lightning Burst, Digital Zoom Up to 120x, HDR, Dynamic Shot, Portrait Mode, Master-Lens System (23mm-135mm), 50MP Mode (Wide/Ultra Wide/Telephoto), 200MP Mode (Periscope), Super Macro, Panorama, Long Exposure, Documents, Fastshot Mode, Supermoon, Pro Mode, Image Formats Captured: DNG, HEIF, JPEG, RAW Mode, UltraRAW: 16-Bit, Rear Camera Video Features, Movie Mode, ShootSteady, Slow Motion, Dual Video, Time-Lapse, Ultra Night Video, Video Pro Mode, Video Log Format | Dynamic Shot, Motion Capture, Documents Mode, Potrait Mode, Pro Mode, 50MP Mode, Slow Motion, Time Lapse, Voice Shutter, HDR, Panaroma, Google Lens, DUAL Video, Long Exposure, Timed Burst |
| Video Recording | 8K @ 30 fps UHD, 1080p @ 30/60 fps FHD, 4K @ 120/30/60 fps UHD | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 32 MP ƒ/2 (Wide Angle) 21mm (Wide), 1/3.14", 0.7µm Punch Hole, Autofocus, Screen Flash | 20 MP ƒ/2.2 (Wide Angle) Punch Hole |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD | 1080p @ 60 fps FHD |
| Technical | ||
| OS | Android v15 | Android v16 |
| Custom UI | Xiaomi HyperOS 2 | HyperOS 3 |
| Chipset | Qualcomm Snapdragon 8 Elite | Mediatek Dimensity 9500s |
| CPU | 4.32 GHz, Octa Core Processor | 3.73 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz & Qualcomm AI engine | |
| Fabrication Node | 3 nm | |
| GPU | Adreno 830 | Immortalis-G925 MC12 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB | Yes |
| Video | MP4, MKV, WEBM, 3GP, TS, HDR10+, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video Content | Yes |
| FM Radio | No | No |
| Speaker Type | Stereo | Dual Stereo |
| Audio Features | 4-Mic Array, 24-bit/192kHz Hi-Res & Hi-Res Wireless Audio. Qualcomm XPAN (24-bit/96kHz Audio), Dolby Atmos | Hi-Res Audio, Stereo Speakers, Dolby Atmos |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5410 mAh, Li-ion Battery | 9000 mAh, Li-Po Battery |
| Fast Charging | Yes, 90W HyperCharge | Yes, 100W Fast charging |
| Wireless Charging | Yes, 80W HyperCharge | |
| Reverse Charging | Yes | Yes, 27W |
| Reverse Wireless Charging | Yes, 10W | |