Vivo X300 (12GB RAM + 512GB) vs Xiaomi 15 Ultra
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Overview
| Specs Score | 86 / 100 | 97 / 100 Better Specs |
| Display Size | 6.31 in | 6.73 in Bigger Display |
| Display Resolution | 1216 x 2640 pixels | 1440 x 3200 pixels Better Resolution |
| RAM | 12 GB | 16 GB More RAM |
| Rear Camera | 200 MP + 50 MP + 50 MP Triple Better Camera Resolution | 50 MP Quad |
| Front Camera | 50 MP Better Front Camera Resolution | 32 MP |
| Weight | 190 g Lighter | 229 g |
| Thickness | 8 mm Slimmer | 9.48 mm |
| Battery | 6040 mAh Bigger Battery | 5410 mAh |
General
| Country of Origin | India | India |
| Model | X300 | Mi 15 Ultra 25010PN30G |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano-SIM + Nano-SIM + eSIM (max 2 at a time | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | December 02, 2025 | March 11, 2025 |
| In The Box | Mobile Phone, Adapter, USB Type-C Cable, SIM Eject Tool, Protective Case, Safety Information, Quick Start Guide and Warranty Card, Desiccant |
Design
| Dimensions | 71.9 x 150.6 x 8 mm | 75.3 x 161.3 x 9.48 mm |
| Weight | 190 g | 229 g |
| Bezel less | Yes | Yes |
| Qwerty | No | |
| Colors | Black, Blue, Red, Purple, Pink | Silver Chrome |
Display
| Type | Color AMOLED Screen (1B Colors) | Color LTPO AMOLED Screen (68B) |
| Touch | Yes | Yes, 300 Hz Touch Sampling Rate |
| Size | 6.31 inches, 1216 x 2640 pixels, 120 Hz | 6.73 inches, 1440 x 3200 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 484 PPI | ~ 522 PPI |
| Screen to Body Ratio | ~ 86.7% | ~ 89.7% |
| Glass Type | Xiaomi Shield Glass 2.0 | |
| Brightness | 3200 nits (peak) | |
| HDR Support | Yes, HDR10+ | Yes, HDR10+, Dolby Vision |
| Adaptive Refresh Rate | Yes, LTPO | |
| Features | 2160Hz PWM, HDR10+ | 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 |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes |
Memory
| RAM | 12 GB | 16 GB |
| RAM Type | LPDDR5X | |
| Expandable RAM | Upto 12 GB Extra Virtual RAM | |
| Storage | 512 GB | 512 GB |
| Storage Type | UFS 4 | UFS 4.1 |
| 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 | |
| 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 | |
| Bluetooth | Yes, v5.4, A2DP, LE, aptX HD | Yes, v6.0, A2DP, LE, aptX HD |
| 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 | 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 | Yes, with GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC, A-GPS, Cellular Positioning, Wi-Fi Positioning | 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 |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Proximity Sensor, Ambient Light Sensor, Accelerometer, Gyroscope, Electronic Compass, IR Blaster, Laser Autofocus, Barometer, Flicker Sensor, X-Axis Linear Vibration Motor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| 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 |
Camera
| Rear Camera | 200 MP ƒ/1.7 (Wide Angle) 1/1.4", 0.56µm, PDAF, OIS 50 MP ƒ/2.6 (Telephoto) 70mm (periscope telephoto), 1/1.95", PDAF, OIS, 3x optical zoom 50 MP ƒ/2 (Ultra Wide) 15mm, 119˚ (ultrawide), 1/2.76", 0.64µm, AF | 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 |
| Camera Sensor | LYT-900 | |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes, Laser AF |
| Features | Laser AF, Zeiss optics, Zeiss T lens Coating, Panorama, HDR, 3D LUT import | 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 |
| Video Recording | 4K, 1080p | 8K @ 30 fps UHD, 1080p @ 30/60 fps FHD, 4K @ 120/30/60 fps UHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 50 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 32 MP ƒ/2 (Wide Angle) 21mm (Wide), 1/3.14", 0.7µm Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 4K, 1080p | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD |
Technical
| OS | Android v16 | Android v15 |
| Custom UI | OriginOS 6 | Xiaomi HyperOS 2 |
| Chipset | Mediatek Dimensity 9500 | Qualcomm Snapdragon 8 Elite |
| CPU | 4.21 GHz, Octa Core Processor | 4.32 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 | Arm G1-Ultra | Adreno 830 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB |
| Video | MP4, 3GP, AVI, Video Recording: MP4 | MP4, MKV, WEBM, 3GP, TS, HDR10+, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video Content |
| FM Radio | No | No |
| Speaker Type | 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 | 6040 mAh, Li-ion Battery | 5410 mAh, Li-ion Battery |
| Fast Charging | Yes, 90W | Yes, 90W HyperCharge |
| Wireless Charging | Yes, 40W | Yes, 80W HyperCharge |
| Reverse Charging | Yes | Yes |
| Reverse Wireless Charging | Yes, 10W |
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