Vivo X300 Ultra vs Xiaomi 15 Ultra
Compare Vivo X300 Ultra and Xiaomi 15 Ultra to understand which one suits your needs the best. The Vivo X300 Ultra is priced from ₹1,59,999, while Xiaomi 15 Ultra is available at ₹1,09,999 respectively. In terms of performance and features, each device offers a unique combination of processor, display, camera, and battery capabilities. Explore their complete specifications and key differences side-by-side to make a well-informed buying decision.
Vivo X300 Ultra vs Xiaomi 15 Ultra Comparison Overview
| Key Highlights | Vivo X300 Ultra | Xiaomi 15 Ultra |
|---|---|---|
| Price | ₹1,59,999 | ₹1,09,999 |
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite |
| Display | 6.82 inches, 2K AMOLED, 144Hz | 6.73 inches, WQHD+ AMOLED, 120Hz |
| Rear Camera | 200MP (Wide-angle), 200MP (Telephoto), 50MP (Ultra-wide), 50MP (Front) | 50MP (Wide-angle), 50MP (Telephoto), 200MP (Ultra-Telephoto), 50MP (Ultra-wideMP), 32MP (Front) |
| Battery | 6600mAh, 100W, Charger in the box | 5410mAh, 90W, Charger in the box |
| RAM/Storage | 16GB (LPDDR5X Ultra Pro), 512GB (UFS 4.1) | 16GB (LPDDR5X), 512GB (UFS 4.1) |
Reasons To Consider
Key Specifications
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite | ||
|---|---|---|---|---|
| Display | 6.82 inches, 2K AMOLED, 144Hz | 6.73 inches, WQHD+ AMOLED, 120Hz | ||
| Camera | 200MP (Wide-angle), 200MP (Telephoto), 50MP (Ultra-wide), 50MP (Front) | 50MP (Wide-angle), 50MP (Telephoto), 200MP (Ultra-Telephoto), 50MP (Ultra-wideMP), 32MP (Front) | ||
| Battery | 6600mAh, 100W, Charger in the box | 5410mAh, 90W, Charger in the box | ||
| RAM | 16GB (LPDDR5X Ultra Pro) | 16GB (LPDDR5X) | ||
| Storage | 512GB (UFS 4.1) | 512GB (UFS 4.1) |
General
| Box Contents | Phone, 100W Charger, Type-C Cable, SIM Ejector Tool, Case | Phone, 90W Charger, Type-C Cable, Case, SIM Ejector Tool | ||
|---|---|---|---|---|
| Colors | Eclipse Black, Victory Green | Silver Chrome | ||
| Launch | May 06, 2026 | March 11, 2025 | ||
| Stores | Vivo, Flipkart, Amazon, Vijay Sales | Xiaomi, Amazon, Reliance Digital | ||
| Launch Country | India | India | ||
| Launch Price | ₹1,59,999 | ₹1,09,999 |
Display
🏆 Winner: Xiaomi 15 Ultra
| Display Type | AMOLED | AMOLED | ||
|---|---|---|---|---|
| Refresh Rate | 144Hz | 120Hz | ||
| LTPO Support | Yes | Yes | ||
| Playback Quality | Dolby Vision | Dolby Vision | ||
| Display Engine | Q10+ | Pro HDR | ||
| Touch Sampling Rate | - | 300Hz | ||
| Display Size | 6.82 inches | 6.73 inches | ||
| Area | 113 cm² | 108.9 cm² | ||
| Display Form Factor | Flat Display | Quad Curved Display | ||
| Screen to Body Ratio | 90.3% | 90% | ||
| Resolution Width | 1440 pixels | 1440 pixels | ||
| Resolution Height | 3168 pixels | 3200 pixels | ||
| Aspect Ratio | 19.8:9 | 20:9 | ||
| Pixel Density | 510ppi | 522ppi | ||
| Display Bit Rate | 10-bit | 12-bit | ||
| Color Gamut Range | 100% | 100% | ||
| Display Resolution | 2K | WQHD+ | ||
| Peak Brightness | 4500 nits | 3200 nits | ||
| Eye Protection | TUV Rheinland certification | TUV Rheinland certification | ||
| Colour Gamut | DCI-P3 | DCI-P3 | ||
| Colour Depth | 1.07 Billion Colours | 68.7 Billion Colours | ||
| Contrast Ratio | 8,000,000:1 | - |
Body
🏆 Winner: Xiaomi 15 Ultra
| Height | 162.98 mm | 161.3 mm | ||
|---|---|---|---|---|
| Width | 76.81 mm | 75.3 mm | ||
| Thickness | 8.19 mm | 9.48 mm | ||
| Weight | 232 grams | 229 grams | ||
| Screen Material | Glass | Xiaomi Shield Glass 2.0 | ||
| Display Protection | Glass | Xiaomi Shield Glass 2.0 | ||
| Back Material | Fiberglass | Gorrila Glass 7i | ||
| Side Material | Aluminium Frame | Aluminium Frame | ||
| Build Quality | Armor Glass | Xiaomi Shield Glass 2.0 | ||
| Ports | Display Port, USB Type-C 3.2 | Display Port 1.2, USB Type-C 3.2 Gen 2 | ||
| Additional Features | OTG, USB Type-C (bottom) | USB Type-C (bottom) | ||
| IP Rating | IP68/69 (Dust and Water Resistant) | IP68 (Dust and Water Resistant) | ||
| Speaker | Stereo Speakers | Stereo Speakers | ||
| Sound Tuning | Spatial Audio | Dolby Atmos |
Processor
🏆 Winner: Vivo X300 Ultra
| Chipset Manufacturer | Qualcomm | Qualcomm | ||
|---|---|---|---|---|
| Chipset | Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite | ||
| Fabrication Size | 3 nm | 3 nm | ||
| Number of Cores | Octa-core | Octa-core | ||
| Clock Speed | 2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix MGHz | 2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix MGHz | ||
| Cooling System | VC Liquid Cooling | Xiaomi 3D IceLoop System | ||
| GPU | Adreno 840 | Adreno 830 |
Performance Benchmarks
| AnTuTu | 3935624 | 2568793 | ||
|---|---|---|---|---|
| Geekbench 6 CPU Single-Core | 3655 | 2860 | ||
| Geekbench 6 CPU Multi-Core | 10467 | 8728 |
Main Camera
🏆 Winner: Xiaomi 15 Ultra
| Main Camera #1 Megapixel | 200MP | 50MP | ||
|---|---|---|---|---|
| Main Camera #1 Aperture | f/1.85 | f/1.6 | ||
| Main Camera #1 Lens Type | Wide-angle | Wide-angle | ||
| Main Camera #1 Camera Sensor | Sony LYT-901 | Sony LYT 900 | ||
| Main Camera #1 Sensor Size | 1/1.12" | 1.0" | ||
| Main Camera #1 Camera Features | Auto Focus, OIS, PDAF | Multi-directional PDAF, OIS | ||
| Main Camera #2 Megapixel | 200MP | 50MP | ||
| Main Camera #2 Aperture | f/2.67 | f/1.8 | ||
| Main Camera #2 Lens Type | Telephoto | Telephoto | ||
| Main Camera #2 Sensor Size | 1/1.4" | 1/2.51" | ||
| Main Camera #2 Camera Features | 3.7x Optical Zoom, Multi-directional PDAF | 3x Optical Zoom, Dual Pixel PDAF, OIS | ||
| Main Camera #3 Megapixel | 50MP | 200MP | ||
| Main Camera #3 Aperture | f/2.0 | f/2.6 | ||
| Main Camera #3 Lens Type | Ultra-wide | Ultra-Telephoto | ||
| Main Camera #3 Sensor Size | 1/1.28" | 1/1.4" | ||
| Main Camera #3 Camera Features | Auto Focus, Dual Pixel PDAF, OIS | 4.3x Optical Zoom, Multi-directional PDAF, OIS | ||
| Main Camera #4 Megapixel | - | 50MP | ||
| Main Camera #4 Aperture | - | f/2.2 | ||
| Main Camera #4 Field of View | - | 115° | ||
| Main Camera #4 Lens Type | - | Ultra-wide | ||
| Main Camera #4 Sensor Size | - | 1/2.76" | ||
| Main Camera #4 Camera Features | - | Dual Pixel PDAF | ||
| Features | 3D LUT Support, Cinematic Mode, Color Spectrum Sensor, Food, HDR, Landscape, Laser Auto Focus, Night mode, panorama, Portrait mode, Pro mode, Slow Motion, Snapshot, Street Photography, Time Lapse, Underwater Photography, Video Portrait, Zeiss optics, Zeiss T* lens coating | Digital zoom, Documents Mode, Dual LED Flash, Fastshot Mode, Filter, HDR, Laser Auto Focus, Long Exposure, panorama, Portrait mode, Pro mode, RAW Image, Super Macro, Supermoon | ||
| Camera Stabilization | Gimbal Stabilization | Hybrid Stabilization | ||
| Raw Photo Support | - | Yes | ||
| Dynamic Video Recording Support | Dolby Vision Recording | HDR 10+ recording | ||
| Stereo Sound Recording Support | - | Yes | ||
| Slow Motion Recording | 240 fps slomo | 960 fps slomo | ||
| Auto Focus Type | Laser Auto Focus | Laser Auto Focus | ||
| Max Zoom Supported | >100x | >100x | ||
| Lens Enhancements | ZEISS | Leica | ||
| Optical Zoom Support | 3.7X | 4.3X | ||
| Video Features | 10-bit Log, Dolby Vision HDR, gyro-EIS, HDR10+ | 10-bit rec., Dolby Vision, Dual Video, gyro-EIS, HDR, Log Video, Movie Mode, Slow Motion, Time-lapse Video | ||
| Video Recording | 1080p@120fps, 1080p@240fps, 1080p@30fps, 1080p@60fps, 4K@120fps, 4K@24fps, 4K@30fps, 4K@60fps, 8K@30fps | 1080p, 1080p@120fps, 1080p@1920fps, 1080p@240fps, 1080p@30fps, 1080p@480fps, 1080p@60fps, 1080p@960fps, 4K@120fps, 4K@24fps, 4K@30fps, 4K@60fps, 8K@24fps, 8K@30fps | ||
| Log Video Recording Support | Yes | Yes | ||
| Main Camera #3 Field of View | 116° | - |
Operating System
| OS Name | Android | Android | ||
|---|---|---|---|---|
| OS Version | 16 | 15 | ||
| OS Skin | Origin OS | Xiaomi HyperOS | ||
| Inbuilt AI | - | Xiaomi HyperAI | ||
| Gaming Mode | Yes | Yes | ||
| AI Frame Interpolation | - | Yes | ||
| Bloatware Free OS | - | Yes | ||
| OS Updates | 5 year(s) | 4 year(s) | ||
| Security Updates | 7 year(s) | 6 year(s) | ||
| AI Features | AI Creation, AI Erase, AI Image Expander, AI Photo Enhance, AI Retouch, AI Search, Vivo DocMaster | AI Assistant, AI Dynamic Wallpapers, AI Interpreter, AI Search, AI Speech Recognition, AI Writing, Google Gemini, Xiaomi AI Creativity Assistant, Xiaomi AISP 2.0, Xiaomi Hyper AI Suite |
Selfie Camera
🏆 Winner: Xiaomi 15 Ultra
| Front Camera #1 Megapixel | 50MP | 32MP | ||
|---|---|---|---|---|
| Front Camera #1 Aperture | f/2.45 | f/2.0 | ||
| Front Camera #1 Focal Length | 24 mm | 21 mm | ||
| Front Camera #1 Pixel Size | 0.64 µm | 0.7 µm | ||
| Front Camera #1 Field of View | - | 90° | ||
| Front Camera #1 Lens Type | Wide | Wide | ||
| Front Camera #1 Camera Sensor | SAMSUNG ISOCELL JN5 | OmniVision OV32B | ||
| Front Camera #1 Camera Features | Auto Focus | Auto Focus, Digital Zoom, gyro-EIS | ||
| Features | Auto Focus, Face recognition, Face unlock, HDR Photos, Portrait Mode | Dolby Vision HDR, Face unlock, HDR Photos, Palm shutter, Portrait Mode, Screen flash | ||
| Auto Focus Type | Contrast Detection Auto Focus | Laser Auto Focus | ||
| Video Features | gyro-EIS, HDR | Dolby Vision, gyro-EIS, Slow motion, Time Lapse, Video Teleprompter | ||
| Video Recording | 1080@30fps, 1080@60fps, 4k@30fps, 4k@60fps | 1080@30fps, 1080@60fps, 4k@30fps, 4k@60fps, 720p@30fps | ||
| HDR Recording Support | HDR recording | Dolby Vision Recording | ||
| Front Camera #1 Sensor Size | 1/2.76" | - |
Camera Samples
Battery
🏆 Winner: Vivo X300 Ultra
| Battery Capacity | 6600mAh | 5410mAh | ||
|---|---|---|---|---|
| Battery Type | Lithium Ion | Silicon Carbon | ||
| Wireless Charging Support | Yes | Yes | ||
| Reverse Wireless Charging Support | Yes | Yes | ||
| Charging Speed Wired | 100W | 90W | ||
| Charging Speed Wireless | 40W | 80W | ||
| Charging Speed Reverse Wireless | - | 10W | ||
| Charging Standards Supported | PD3.0, PPS | PD2.0, PD3.0, QC2.0, QC3.0, QC3+, Xiaomi MI FC 2.0 | ||
| Reverse Wired Charging Support | Yes | - | ||
| Bypass Charging Support | Yes | - |
Battery Test Results
| Charging Time (0 To 50%) | 45 min (50 to 100%) | - |
|---|
Network
| Sim Type | Dual SIM (nano-SIM & eSIM) | Dual SIM (nano-SIM & e-SIM) or Dual SIM (nano-SIM, dual stand-by) | ||
|---|---|---|---|---|
| Network Support | 5G | 5G | ||
| Band Types | 5G, GSM, LTE, LTE FDD, LTE TD, WCDMA | 5G, GSM, LTE FDD, LTE TD, WCDMA | ||
| 2G Bands | 1800, 1900, 850, 900 | 1800, 1900, 850, 900 | ||
| 3G Bands | 1, 2, 4, 5, 6, 8, 19 | WCDMA 1, 2, 4, 5, 6, 8, 19 | ||
| 4G Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 43, 48, 66, 71 | LTE 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28A, 28B, 32, 38, 39, 40, 41, 42, 48, 66, 71 | ||
| 5G Bands | 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 75, 77, 78, 79 | SA/NSA 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 28A, 28B, 38, 40, 41, 48, 66, 71, 75, 77, 78, 79 |
Connectivity
🏆 Winner: Vivo X300 Ultra
| Wi-Fi Standards | Wi-Fi 7 802.11 a/b/g/n/ac/ax/be | Wi-Fi 6 802.11 a/b/g/n/ac/ax | ||
|---|---|---|---|---|
| Wi-Fi Version | WiFi 7 | WiFi 6 | ||
| Bluetooth Version | 6 | 6 | ||
| Bluetooth Codecs | AAC, aptX, aptX Adaptive, aptX HD, aptX Lossless, LDAC, LHDC 5.0, SBC | A2DP, aptX Adaptive, aptX HD, LE, LHDC | ||
| GPS | AGPS, Beidou, Galileo, Glonass, GPS, Navic, QZSS | A-GPS, Beidou, Galileo (E1+E5a), GLONASS (G1), GPS (L1+L5), NavIC (L5), QZSS (L1+L5) | ||
| NFC Support | Supported | Supported |
Features
| Fingerprint Scanner | Ultrasonic (under display) | Ultrasonic (under display) | ||
|---|---|---|---|---|
| Sensors on Board | Accelerometer, Ambient Light Sensor, Color Temperature Sensor, E-Compass, Flicker Sensor, Gyroscope, Hall Sensor, IR Blaster, Laser Sensor, Proximity Sensor | Accelerometer, Ambient Light Sensor, Barometer Sensor, Electronic Compass, Flicker Sensor, Gyroscope, IR Blaster, Laser Sensor, Proximity Sensor | ||
| Haptic Feedback | X-axis Linear Motor | X-axis Linear Motor |


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