Both Xiaomi 15 Ultra and Samsung Galaxy S26 Ultra (16GB RAM + 1TB) comes with same RAM. In terms of display resolution, Xiaomi 15 Ultra has better resolution of 3200 x 1440 than Samsung Galaxy S26 Ultra (16GB RAM + 1TB) which has resolution of 3120 x 1440. Samsung Galaxy S26 Ultra (16GB RAM + 1TB) has more internal memory than Xiaomi 15 Ultra
| Name | Xiaomi 15 Ultra | Samsung Galaxy S26 Ultra (16GB RAM + 1TB) |
| RAM | 16 GB | 16 GB |
|---|---|---|
| Display | 6.73 in | 6.9 in |
| Internal Memory | 512 GB | 1 TB |
| Battery | 5410 mAh | 5000 mAh |
| Camera | 50 MP Quad | 200 MP Quad |
| Price | Rs. 107999 | Rs. 189999 |
The launch Date of the first phone is March 11, 2025. The cost of Xiaomi 15 Ultra is Rs. 107999. The launch Date of the second phone is February 25, 2026. The cost of Samsung Galaxy S26 Ultra (16GB RAM + 1TB) is Rs. 189999.
Samsung Galaxy S26 Ultra (16GB RAM + 1TB) has larger screen size of 6.9 inches in comparison to Xiaomi 15 Ultra's 6.73 inch screen. There is LTPO AMOLED Screen Type in both the phones. Xiaomi's phone has display density of 522 PPI & Samsung's phone has only 500 PPI display density. In terms of screen to body ratio, Samsung's phone has better screen to body ratio of ~ 90.7% than Xiaomi's phone ~ 89.7%. Xiaomi 15 Ultra has 20:9 aspect ratio where as Samsung Galaxy S26 Ultra (16GB RAM + 1TB) has 20.5:9 aspect ratio.
Both phones come with 16 GB RAM Samsung Galaxy S26 Ultra (16GB RAM + 1TB) has more Internal Memory (1 TB) than Xiaomi 15 Ultra (512 GB).
Samsung Galaxy S26 Ultra (16GB RAM + 1TB)'s 200 MP Quad Rear Camera outshines Xiaomi 15 Ultra's 50 MP Quad Rear Camera in terms of resolution. 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 Samsung Galaxy S26 Ultra (16GB RAM + 1TB)'s 12 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 | Samsung Galaxy S26 Ultra (16GB RAM + 1TB) |
| General | ||
| Country of Origin | India | |
| Model | Mi 15 Ultra 25010PN30G | SM-S948B, SM-S948B/DS, SM-S948U, SM-S948U1, SM-S948W, SM-S948N, SM-S9480, SM-S948E, SM-S948E/DS |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM SIM |
| Device Type | Smartphone | Smartphone |
| Security Updates | 7 years | |
| Release Date | March 11, 2025 | February 25, 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 | Headset, Charging Cable, Sim Ejector Pin |
| Design | ||
| Dimensions | 75.3 x 161.3 x 9.48 mm | 78.1 x 163.6 x 7.9 mm |
| Weight | 229 g | 214 g |
| Bezel less | Yes | |
| Qwerty | No | |
| Colors | Silver Chrome | Cobalt Violet, Sky Blue, Black, White, Silver Shadow, Pink Gold |
| Display | ||
| Type | Color LTPO AMOLED Screen (68B) | Color Dynamic LTPO AMOLED 2X (16M Colors) |
| Touch | Yes, 300 Hz Touch Sampling Rate | Yes |
| Size | 6.73 inches, 1440 x 3200 pixels, 120 Hz | 6.9 inches, 1440 x 3120 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 522 PPI | ~ 500 PPI |
| Screen to Body Ratio | ~ 89.7% | ~ 90.7% |
| Glass Type | Xiaomi Shield Glass 2.0 | Corning Gorilla Armor 2 |
| Brightness | 3200 nits (peak) | 2600 nits (peak) |
| 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 | DX anti-reflective coating, Privacy Display |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 16 GB | 16 GB |
| RAM Type | LPDDR5X | LPDDR5X |
| Storage | 512 GB | 1 TB |
| Storage Type | UFS 4.1 | UFS 4 |
| Card Slot | No | 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 FDD Sub6: N1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N26(850), N28(700), N66(AWS-3), 5G TDD Sub6: N38(2600), N40(2300), N41(2500), N77(3700), N78(3500) |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | WiFi 6 support | 802.11a/b/g/n/ac/ax/be 2.4GHz+5GHz+6GHz, EHT320, MIMO, 4096-QAM |
| Bluetooth | Yes, v6.0, A2DP, LE, aptX HD | Yes, v6.0 |
| USB | Yes, USB-C v3.2 | Yes, USB-C v3.2 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Performance | ||
| AnTuTu Score | 2,477,963 (Total) (v10) 542,576 (CPU) 1,036,853 (GPU) 474,641 (Memory) 423,893 (UX) | |
| Geekbench Score | 8,871 (Multi Core) (v6) 2,960 (Single Core) 18,683 (OpenCL) 25,095 (Vulkan) | |
| 3DMark Score | 21,097 (Wild Life) (125 FPS) 6,134 (Wild Life Extreme) (35 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, Glonass |
| 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 | Accelerometer, Barometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Proximity Sensor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| AI Features | Galaxy AI, Circle to Search with Google, Photo Assist, Creative Studio, Bixby | |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | Xiaomi 3D Dual-Channel IceLoop system, Aerospace-grade Glass Fiber | Samsung Care+, Samsung Health, Samsung Wallet, S Pen included, Redesigned Vapor Chamber, UWB (Ultra Wideband), Samsung DeX Support |
| 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 | 200 MP ƒ/1.4 (Wide Angle) 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP ƒ/2.4 (Telephoto) 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 50 MP ƒ/2.9 (Telephoto) periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom 50 MP ƒ/1.9 (Ultra Wide) (ultrawide), 1/2.5", 0.7µm, dual pixel PDAF, Super Steady vide |
| 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 | Optical Zoom 3x and 5x, Optical Quality Zoom 2x and 10x, Digital Zoom up to 100x, Dual Recording, Food, Hyperlapse, Night, Panorama, Photo, Portrait, Portrait Video, Pro, Pro Video, Single Take, Slow Motion, Video |
| Video Recording | 8K @ 30 fps UHD, 1080p @ 30/60 fps FHD, 4K @ 120/30/60 fps UHD | 8K @ 30 fps UHD, 4K, 1080p |
| 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 | 12 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD | 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
| Technical | ||
| OS | Android v15 | Android v16 |
| Custom UI | Xiaomi HyperOS 2 | ONE UI 8.5 |
| Chipset | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite Gen 5 for Galaxy |
| CPU | 4.32 GHz, Octa Core Processor | 4.74 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz & Qualcomm AI engine | 2x4.74 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M |
| Fabrication Node | 3 nm | |
| GPU | Adreno 830 | Adreno 840 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, DFF, DSF, APE |
| Video | MP4, MKV, WEBM, 3GP, TS, HDR10+, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video Content | MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM |
| 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 | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5410 mAh, Li-ion Battery | 5000 mAh, Li-ion Battery |
| Fast Charging | Yes, 90W HyperCharge | Yes, 60W Fast Charging |
| Wireless Charging | Yes, 80W HyperCharge | Yes, 25W |
| Reverse Charging | Yes | Yes |
| Reverse Wireless Charging | Yes, 10W | Yes, 4.5W |
| Video Playback Time | 31 hours | |