Both Vivo X300 and iQOO 15R comes with same RAM. In terms of display resolution, iQOO 15R has better resolution of 2750 x 1260 than Vivo X300 which has resolution of 2640 x 1216. Both have the same amount of internal memory.
| Name | Vivo X300 | iQOO 15R |
| RAM | 12 GB | 12 GB |
|---|---|---|
| Display | 6.31 in | 6.59 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 6040 mAh | 7600 mAh |
| Camera | 200 MP + 50 MP + 50 MP Triple | 200 MP + 8 MP Dual |
| Price | Rs. 75998 | Rs. 45999 |
The launch Date of the first phone is December 02, 2025. The cost of Vivo X300 is Rs. 75998. The launch Date of the second phone is February 24th, 2026 (Expected). The Expected cost of iQOO 15R is Rs. 45999.
iQOO 15R has larger screen size of 6.59 inches in comparison to Vivo X300's 6.31 inch screen. There is AMOLED Screen Type in both the phones. Vivo's phone has display density of 484 PPI & iQOO's phone has only 466 PPI display density. In terms of screen to body ratio, iQOO's phone has better screen to body ratio of ~ 87.8% than Vivo's phone ~ 86.7%. Both phones have same aspect ratio of 20:9.
Both phones come with 12 GB RAM and both have same Internal Memory of 256 GB.
They both have the same 200 MP + 50 MP + 50 MP Triple Rear Camera. Vivo X300 will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to iQOO 15R's 32 MP Front Camera.
Both the phones run on Android Operating System Version 16.
| Name | Vivo X300 | iQOO 15R |
| General | ||
| Country of Origin | India | |
| Model | X300 | V2536A |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano-SIM + Nano-SIM + eSIM (max 2 at a time | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | December 02, 2025 | February 24th, 2026 (Expected) |
| Design | ||
| Dimensions | 71.9 x 150.6 x 8 mm | 74.4 x 157.6 x 7.9 mm |
| Weight | 190 g | 202 g |
| Bezel less | Yes | No |
| Colors | Black, Blue, Red, Purple, Pink | White, Black, Blue, Pink |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.31 inches, 1216 x 2640 pixels, 120 Hz | 6.59 inches, 1260 x 2750 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 484 PPI | ~ 466 PPI |
| Screen to Body Ratio | ~ 86.7% | ~ 87.8% |
| Features | 2160Hz PWM, HDR10+ | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 12 GB | 12 GB |
| Expandable RAM | Upto 12 GB Extra Virtual RAM | Upto 12 GB Extra Virtual RAM |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 4 | 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 v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, 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 | Yes, with A-GPS;GLONASS;GALILEO;BeiDou;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 | IP68 | IP68 |
| Dust Resistant | Yes | Yes |
| 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 | 200 MP ƒ/1.9 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Laser AF, Zeiss optics, Zeiss T lens Coating, Panorama, HDR, 3D LUT import | |
| Video Recording | 4K, 1080p | 4K, 1080p |
| 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, Screen Flash |
| Front Video Recording | 4K, 1080p | 4K, 1080p |
| Technical | ||
| OS | Android v16 | Android v16 |
| Custom UI | OriginOS 6 | Origin OS 6 |
| Chipset | Mediatek Dimensity 9500 | Qualcomm Snapdragon 8 Gen5 |
| CPU | 4.21 GHz, Octa Core Processor | 3.8 GHz, Octa Core Processor |
| GPU | Arm G1-Ultra | Adreno 840 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC | AAC, MIDI, OGG, FLAC, WMA, WAV, APE, MP3 |
| 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 | 6040 mAh, Li-ion Battery | 7600 mAh, Si/C Li-Ion |
| Fast Charging | Yes, 90W | Yes, 100W Flash Charge |
| Wireless Charging | Yes, 40W | |
| Reverse Charging | Yes | Yes |