Vivo X300 Ultra vs iQOO 15 Ultra
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Overview
| Specs Score | 89 / 100 Better Specs | 88 / 100 |
| Screen To Body Ratio | ~ 90.7% Less Bezels | |
| RAM | 12 GB | 16 GB More RAM |
| Rear Camera | 200 MP + 200 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 | 227 g Lighter | |
| Thickness | 8.7 mm Slimmer | |
| Battery | 7000 mAh | 7400 mAh Bigger Battery |
| Unique Features | No | Reverse Charging |
General
| Model | X300 Ultra | V2546A |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | March 14, 2026 (Expected) | February 04, 2026 |
Design
| Dimensions | 76.8 x 163.7 x 8.7 mm | |
| Weight | 227 g | |
| Bezel less | Yes | Yes |
| Colors | Black, Silver, Red | Black, Silver |
Display
| Type | Color LTPO AMOLED Screen (1B Colors) | Color AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.82 inches, 1440 x 3168 pixels, 120 Hz | 6.85 inches, 1440 x 3168 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 19.8:9 |
| PPI | ~ 510 PPI | ~ 508 PPI |
| Screen to Body Ratio | ~ 90.7% | |
| Glass Type | Armor glass | |
| Brightness | 1000 nits (typ), 2600 nits (HBM), 8000 nits (peak) | |
| Features | HDR10+ | PWM, Dolby Vision, HDR10+, HDR Vivid |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 12 GB | 16 GB |
| Expandable RAM | Upto 12 GB Extra Virtual RAM | Upto 12 GB Extra Virtual RAM |
| Storage | 256 GB | 256 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 |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.4, A2DP, LE, aptX HD | Yes, v5.4, 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 on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
Extra
| GPS | Yes, with GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC, A-GPS, Cellular Positioning, Wi-Fi Positioning, Geofencing | Yes, with GPS; GLONASS; GALILEO; BeiDou; NavIC; GNSS, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Accelerometer, Gyro, Proximity, Compass |
| 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 | IP69 | IP68/IP69 |
| Dust Resistant | Yes | Yes |
| Extra Features | E-Sim Support |
Camera
| Rear Camera | 200 MP (Wide Angle) 200 MP ƒ/2.3 (Telephoto) 50 MP ƒ/2 (Ultra Wide) | 50 MP ƒ/1.9 (Wide Angle) 23mm (wide), 1/1.56", 1.0µm, PDAF, OIS 50 MP ƒ/2.7 (Telephoto) 85mm (periscope telephoto), 1/1.95", 0.8µm, PDAF, OIS, 3x optical zoom 50 MP ƒ/2.1 (Ultra Wide) 15mm, 107˚ (ultrawide), 1/2.76", 0.64µm, AF |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Laser AF, color spectrum sensor, Zeiss optics, Zeiss T* lens coating, panorama, HDR, 3D LUT import | HDR, panorama |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 8K @ 30 fps UHD, 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 50 MP ƒ/2.5 (Wide Angle) Punch Hole, Screen Flash | 32 MP ƒ/2.2 (Wide Angle) Punch Hole |
| Front Video Recording | K @ 30 fps, 1080p @ 30 fps FHD | 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
Technical
| OS | Android v16 | Android v16 |
| Custom UI | OriginOS 6 | Funtouch OS 17 |
| Chipset | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite Gen 5 |
| CPU | 4.6 GHz, Octa Core Processor | 4.6 GHz, Octa Core Processor |
| Core Details | 2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M | 2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M |
| GPU | Adreno 840 | Adreno 840 |
| 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 |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh, Li-ion Battery | 7400 mAh, Si/C |
| Fast Charging | Yes, 120W Fast Charging | Yes, 100W Fast Charging |
| Wireless Charging | Yes, 50W Wireless Flash Charge | Yes, 40W |
| Reverse Charging | Yes |
Discuss
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