Vivo X300 (16GB RAM + 512GB) has better RAM than Xiaomi 15. In terms of display resolution, Vivo X300 (16GB RAM + 512GB) has better resolution of 2640 x 1216 than Xiaomi 15 which has resolution of 2670 x 1200. Both have the same amount of internal memory.
| Name | Xiaomi 15 | Vivo X300 (16GB RAM + 512GB) |
| RAM | 12 GB | 16 GB |
|---|---|---|
| Display | 6.36 in | 6.31 in |
| Internal Memory | 512 GB | 512 GB |
| Battery | 5240 mAh | 6040 mAh |
| Camera | 50 MP + 50 MP + 50 MP Triple | 200 MP + 50 MP + 50 MP Triple |
| Price | Rs. 68799 | Rs. 85999 |
The launch Date of the first phone is March 11, 2025. The cost of Xiaomi 15 is Rs. 68799. The launch Date of the second phone is December 02, 2025. The cost of Vivo X300 (16GB RAM + 512GB) is Rs. 85999.
Xiaomi 15 has larger screen size of 6.36 inches in comparison to Vivo X300 (16GB RAM + 512GB)'s 6.31 inch screen. Xiaomi 15 has OLED Screen type where as Vivo X300 (16GB RAM + 512GB) has AMOLED Screen type. Vivo's phone has display density of 484 PPI & Xiaomi's phone has only 460 PPI display density. In terms of screen to body ratio, Xiaomi's phone has better screen to body ratio of ~ 90% than Vivo's phone ~ 86.7%. Xiaomi 15 has 20.5:9 aspect ratio where as Vivo X300 (16GB RAM + 512GB) has 20:9 aspect ratio.
Vivo X300 (16GB RAM + 512GB)'s larger 16 GB RAM is better for playing games and all with respect to Xiaomi 15's lower 12 GB RAM. and both have same Internal Memory of 512 GB.
Vivo X300 (16GB RAM + 512GB)'s 200 MP + 50 MP + 50 MP Triple Rear Camera outclasses Xiaomi 15's 50 MP + 50 MP + 50 MP Triple Rear Camera in terms of resolution. Vivo X300 (16GB RAM + 512GB) will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to Xiaomi 15's 32 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 | Vivo X300 (16GB RAM + 512GB) |
| General | ||
| Country of Origin | India | |
| Model | 15 | X300 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano-SIM + Nano-SIM + eSIM (max 2 at a time |
| Device Type | Smartphone | Smartphone |
| Release Date | March 11, 2025 | December 02, 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 | 71.2 x 152.3 x 8.08 mm | 71.9 x 150.6 x 8 mm |
| Weight | 191 g | 190 g |
| Bezel less | Yes | |
| Colors | White, Black, Green | Black, Blue, Red, Purple, Pink |
| Display | ||
| Type | Color OLED Screen (68B) | Color AMOLED Screen (1B Colors) |
| Touch | Yes, 300 Hz Touch Sampling Rate | Yes |
| Size | 6.36 inches, 1200 x 2670 pixels, 120 Hz | 6.31 inches, 1216 x 2640 pixels, 120 Hz |
| Aspect Ratio | 20.5:9 | 20:9 |
| PPI | ~ 460 PPI | ~ 484 PPI |
| Screen to Body Ratio | ~ 90% | ~ 86.7% |
| Features | Peak Brightness: 3200 Nits Covering 25% Display Area, Dimming: DC Dimming, Original Color Pro, Pro HDR, Wet Touch Technology, HDR10, HDR10+, Dolby Vision, TÜV Rheinland Low Blue Light (Hardware Solution) Certified, TÜV Rheinland Flicker Free Certified, TÜV Rheinland Circadian Friendly Certified | 2160Hz PWM, HDR10+ |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 12 GB | 16 GB |
| RAM Type | LPDDR5X | |
| Expandable RAM | Upto 16 GB Extra Virtual RAM | |
| Storage | 512 GB | 512 GB |
| Storage Type | UFS 4 | UFS 4 |
| Card Slot | No | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA: n1/2/3/5/7/8/12/20/25/26/28/38/40/41/48/66/75/77/78, NSA: n1/3/5/7/8/20/28/38/40/41/66/75/77/78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 6 | |
| Bluetooth | Yes, v6.0, A2DP, LE, aptX HD, aptX Adaptive | Yes, v5.4, A2DP, LE, aptX HD |
| USB | Yes, USB-C v3.2 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Performance | ||
| AnTuTu Score | 2,349,482 (Total) (v10) 547,971 (CPU) 994,177 (GPU) 446,987 (Memory) 360,347 (UX) | |
| AnTuTu Storage Score | 168,399 | |
| Geekbench Score | 8,391 (Multi Core) (v6) 2,662 (Single Core) 18,093 (OpenCL) 24,464 (Vulkan) | |
| 3DMark Score | 6,101 (Wild Life Extreme) | |
| Camera Score | 147 (DxOMark) | |
| Speaker Score | 76 (Very Good) | |
| Battery Test Result | 16.15 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 GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC, A-GPS, Cellular Positioning, Wi-Fi Positioning |
| 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 Focus Sensor, Barometer, Flicker Sensor, X-Axis Linear Vibration Motor | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| AI Features | Xiaomi HyperAI, AI Writing, AI Speech Recognition, AI Interpreter, AI Creativity Assistant, And More, Circle to Search With Google, Google Gemini | |
| 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 Wing-type IceLoop system | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.6 (Wide Angle) 23mm (wide), 1/1.31", 1.2µm, dual pixel PDAF, OIS 50 MP ƒ/2 (Telephoto) 60mm, PDAF (10cm - ∞), OIS, 3x optical zoom 50 MP ƒ/2.2 (Ultra Wide) 14mm, 115˚ | 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 |
| Camera Sensor | Light Fusion 900 | |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Laser AF, Leica lens, dual-tone, 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 60x, HDR, Dynamic Shot, Portrait Mode, Master-Lens System (23mm, 35mm, 60mm, 75mm), Night Mode (Wide/Ultra Wide/Telephoto), 50MP Mode (Wide/Ultra Wide/Telephoto), Super Macro, Panorama, Long Exposure, Documents, Fastshot Mode, Supermoon, Pro Mode, Image Formats Captured: DNG, HEIF, JPEG, RAW Mode | Laser AF, Zeiss optics, Zeiss T lens Coating, Panorama, HDR, 3D LUT import |
| Video Recording | 8K @ 24/30 fps UHD, 4K @ 24/30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 30 fps HD | 4K, 1080p |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 32 MP ƒ/2 (Wide Angle) Punch Hole | 50 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD | 4K, 1080p |
| Technical | ||
| OS | Android v15 | Android v16 |
| Custom UI | Xiaomi HyperOS 2 | OriginOS 6 |
| Chipset | Qualcomm Snapdragon 8 Elite | Mediatek Dimensity 9500 |
| CPU | 4.32 GHz, Octa Core Processor | 4.21 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz | |
| GPU | Adreno 830 | Arm G1-Ultra |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, FLAC, APE, AAC, OGG, WAV, AMR, AWB | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC |
| Video | MP4, MKV, WEBM, 3GP, TS, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video Content | MP4, 3GP, AVI, Video Recording: MP4 |
| FM Radio | No | No |
| Speaker Type | Stereo | |
| Audio Features | Dolby Atmos | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5240 mAh, Si/C | 6040 mAh, Li-ion Battery |
| Fast Charging | Yes, 90W HyperCharge | Yes, 90W |
| Wireless Charging | Yes, 50W HyperCharge | Yes, 40W |
| Reverse Charging | Yes | Yes |