Vivo X300 (16GB RAM + 512GB) vs iQOO 15 (16GB RAM + 512GB)
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Overview
| Specs Score | 89 / 100 | 95 / 100 Better Specs |
| Display Size | 6.31 in | 6.85 in Bigger Display |
| Display Resolution | 1216 x 2640 pixels | 1440 x 3168 pixels Better Resolution |
| CPU Clock Speed | 4.21 GHz | 4.6 GHz Faster Clock Speed |
| Rear Camera | 200 MP + 50 MP + 50 MP Triple Better Camera Resolution | 50 MP + 50 MP + 50 MP Triple |
| Front Camera | 50 MP Better Front Camera Resolution | 32 MP |
| Weight | 190 g Lighter | 215 g |
| Battery | 6040 mAh | 7000 mAh Bigger Battery |
General
| Country of Origin | India | |
| Model | X300 | V2505A, 15 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | (SIM1 + SIM2) | SIM1+SIM2/SIM1+eSIM1/eSIM1+eSIM2 | Nano+Nano SIM |
| eSIM Support | Yes | |
| Device Type | Smartphone | Smartphone |
| OS Updates | 5 years | 5 years |
| Security Updates | 7 years | 7 years |
| Release Date | December 02, 2025 | November 26th, 2025 |
| In The Box | Model, Documentation, Type-C Cable ,USB Power Adapter, SIM Ejector, Protective Case, Protective Film (applied) |
Design
| Dimensions | 71.9 x 150.6 x 8 mm | 76.8 x 163.7 x 8.1 mm |
| Weight | 190 g | 215 g |
| Bezel less | Yes | Yes |
| Colors | Summit Red, Mist Blue, Elite Black | Legend : Glass | Alpha : Fiber Glass |
Display
| Type | Color AMOLED Screen (1B Colors) | Color Samsung 2K M14 LEADTM OLED Display (1.07B) |
| Touch | Yes | Yes |
| Size | 6.31 inches, 1216 x 2640 pixels, 120 Hz | 6.85 inches, 1440 x 3168 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 19.8:9 |
| PPI | ~ 460 PPI | ~ 508 PPI |
| Screen to Body Ratio | ~ 86.7% | ~ 90.7% |
| Brightness | 4500 nits Local Peak Brightness | 2600 nits Global Brightness, 1000 nits Manual full-screen Brightness, 6000 nits Local Peak Brightness, |
| HDR Support | Yes, HDR10+ | Yes |
| Adaptive Refresh Rate | Yes | |
| Color Gamut | 118% P3 Color Gamut Coverage | |
| Features | 2160Hz PWM, HDR10+, Night Eye Protection Mode 3.0, Game Eye Protection Mode 2.0, Sleep Comfort Mode, Smart Eye Protection Mode 3.0, Anti-Fatigue Brightness 2.0, Adaptive Color Temperature | Anti-Reflective Protective Film, Dolby Atmos |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 16 GB | 16 GB |
| RAM Type | LPDDR5X Ultra | LPDDR5X Ultra |
| Expandable RAM | Upto 16 GB Extra Virtual RAM | Upto 12 GB Extra Virtual RAM |
| Storage | 512 GB | 512 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 | n1/n2/n3/n5/n7/n8/n20/n25/n26/n28/n38/n40/n41/n66/n75/n77/n78 | n1/n2/n3/n5/n7/n8/n18/n20/n26/n28A/n28B/n38/n40/n41/n48/n66/n71/n77/n78 |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4GHz，5.0GHz, 6.0Ghz | Wi-Fi 7 |
| Bluetooth | Yes, v6.0, A2DP, LE, aptX HD | Yes, 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 | 3,820,464 (Total) (v11) 1,096,771 (CPU) 1,423,985 (GPU) 426,378 (Memory) 87,330 (UX) | |
| AnTuTu Storage Score | 143,770 | |
| Geekbench Score | 9,993 (Multi Core) (v6) 3,532 (Single Core) 23,942 (OpenCL) 27,067 (Vulkan) | |
| 3DMark Score | 7,191 (Wild Life Extreme) | |
| Speaker Score | 79 (Very Good) | |
| Battery Test Result | 20.5 hours |
Extra
| GPS | Yes, with GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC, A-GPS, Cellular Positioning, Wi-Fi Positioning | Yes, with GPS, GLONASS, GALILEO, BeiDou, NavIC, GNSS, QZSS |
| Fingerprint Sensor | Yes, In Display Ultrasonic | Yes, In Display Ultrasonic |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Gyroscope | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Cooling System | 4000 mm2 Liquid Cooling Vapor Chamber | 8K VC Cooling System, ＞14,000 mm2 Dual-layer Graphite Sheet Area |
| Gaming Features | Self-Developed Full-Scene Ray Tracing, PC-Grade Native Super Resolution, PC-Grade Lossless Frame Interpolation, Concurrent Super Resolution and Frame Interpolation, Game Display Enhancement, Next-Gen Super Touch Control, AI Esports Signal Engine | |
| AI Features | Veo 3 in Gemini, AI Image Studio, AI SuperLink | AI Esports Signal Engine, AI Season Change, AI Creation, AI Captions |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68, IP69 | IP68 + IP69 |
| Dust Resistant | Yes | Yes |
| Extra Features | vivo Office Kit, One-Tap Transfer, vivo DocMaster, Private Space, Vivo V3+ | Q3 Gaming Chip, 8K VC Cooling System, New-Gen 3D Ultrasonic Fingerprint, Bypass Charging, Next-Gen Super Touch Control, Industry's First Dual Axis Vibration motor |
Camera
| Rear Camera | 200 MP ƒ/1.57 (Wide Angle) 200MP HPB 1/1.14" (OIS) CIPA 4.5 50 MP ƒ/2.67 (Telephoto) 50MP LYT-602 1/1.953" Telephoto (OIS) 3x Optical Zoom CIPA 4.5 50 MP ƒ/2 (Ultra Wide) 50MP JN1 1/2.76" wide-angle AF 119.4 degree | 50 MP ƒ/1.9 (Wide Angle) Sony IMX921 (1/1.56"" Sony TrueColor Camera) 50 MP ƒ/2.65 (Telephoto) Sony IMX 882 (1/1.95"" 3X Periscope Camera) 50 MP ƒ/2.05 (Ultra Wide) 1/2.76", 0.64µm, AF |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Laser AF, Zeiss optics, Zeiss T lens Coating, Panorama, HDR, 3D LUT import, Snapshot, Portrait, Photo, Video, High Resolution, Pano, Ultra HD Document, Slo-mo, Long Exposure, Time-Lapse, Supermoon, Astro, Landscape & Night Mode, Pro, Live Photo, Portrait Video, Night, Super Macro, ZEISS Multifocal Portrait, Stage Mode 2.0, AI Storyboard, Telephoto Extender | HDR, panorama |
| Video Recording | 4K, 1080p | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 50 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 32 MP ƒ/2.2 (Wide Angle) Punch Hole |
| Front Video Recording | 4K, 1080p | 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
Technical
| OS | Android v16 | Android v16 |
| Custom UI | OriginOS 6 | OriginOS 6 |
| Chipset | Mediatek Dimensity 9500 | Qualcomm Snapdragon 8 Elite Gen 5 |
| CPU | 4.21 GHz, Octa Core Processor | 4.6 GHz, Octa Core Processor |
| Core Details | 1 × C1-Ultra + 3 × C1-Premium + 4 × C1-Pro | 2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M |
| Fabrication Node | 3 nm | |
| GPU | Arm G1-Ultra | Adreno 840 |
| NPU | Qualcomm Hexagon NPU | |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC | AAC, OGG, FLAC, WMA, WAV, APE, MP3, MP1 |
| Video | MP4, 3GP, AVI, Video Recording: MP4 | MP4, 3GP, AVI |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Audio Features | Symmetrical Dual Stereo Speakers | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6040 mAh, Li-ion Battery | 7000 mAh, Silicon Anode Battery |
| Fast Charging | Yes, 90W FlashCharge | Yes, 100W Fast Charging |
| Wireless Charging | Yes, 40W | Yes, 40W |
| Reverse Charging | Yes | Yes |
| Bypass Charging | Yes |
Discuss
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