Both Vivo X300 and OnePlus 15R (12GB RAM + 512GB) comes with same RAM. In terms of display resolution, OnePlus 15R (12GB RAM + 512GB) has better resolution of 2800 x 1272 than Vivo X300 which has resolution of 2640 x 1216. OnePlus 15R (12GB RAM + 512GB) has more internal memory than Vivo X300
| Name | Vivo X300 | OnePlus 15R (12GB RAM + 512GB) |
| RAM | 12 GB | 12 GB |
|---|---|---|
| Display | 6.31 in | 6.83 in |
| Internal Memory | 256 GB | 512 GB |
| Battery | 6040 mAh | 7400 mAh |
| Camera | 200 MP + 50 MP + 50 MP Triple | 50 MP + 8 MP Dual |
| Price | Rs. 75999 | Rs. 52999 |
The launch Date of the first phone is December 02, 2025. The cost of Vivo X300 is Rs. 75999. The launch Date of the second phone is December 17, 2025. The cost of OnePlus 15R (12GB RAM + 512GB) is Rs. 52999.
OnePlus 15R (12GB RAM + 512GB) has larger screen size of 6.83 inches in comparison to Vivo X300's 6.31 inch screen. Both the phones have AMOLED Screen Type. Vivo's phone has display density of 484 PPI & OnePlus's phone has only 450 PPI display density. In terms of screen to body ratio, OnePlus's phone has better screen to body ratio of ~ 90.1% than Vivo's phone ~ 86.7%. Both phones have same aspect ratio of 20:9.
Both mobiles come with 12 GB RAM OnePlus 15R (12GB RAM + 512GB) has more Internal Memory (512 GB) than Vivo X300 (256 GB).
Vivo X300's 200 MP + 50 MP + 50 MP Triple Rear Camera outclasses OnePlus 15R (12GB RAM + 512GB)'s 50 MP + 8 MP Dual Rear Camera in terms of resolution. 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 OnePlus 15R (12GB RAM + 512GB)'s 32 MP Front Camera.
Both the phones run on Android Operating System Version 16.
| Name | Vivo X300 | OnePlus 15R (12GB RAM + 512GB) |
| General | ||
| Country of Origin | India | India |
| Model | X300 | CPH2767 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano-SIM + Nano-SIM + eSIM (max 2 at a time | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | December 02, 2025 | December 17, 2025 |
| In The Box | OnePlus 15R, Charger, USB Data Cable, SIM Ejector Tool, Protective Case, Quick Guide | |
| Design | ||
| Dimensions | 71.9 x 150.6 x 8 mm | 77 x 163.4 x 8.1 mm |
| Weight | 190 g | 213 g |
| Bezel less | Yes | No |
| Colors | Black, Blue, Red, Purple, Pink | Charcoal Black, Mint Breeze, Electric Violet |
| 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 | 6.83 inches, 1272 x 2800 pixels, 165 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 484 PPI | ~ 450 PPI |
| Screen to Body Ratio | ~ 86.7% | ~ 90.1% |
| Glass Type | Corning Gorilla Glass 7i | |
| Brightness | 1800 nits (HBM), 3600 nits (peak) | |
| Features | 2160Hz PWM, HDR10+ | PWM, HDR10+, HDR Vivid, Sun Display, Reduce White Point, Eye Comfort Reminders, Motion Cues, Eye Comfort for Gaming, Color Enhancement, Color Appearance Model |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 12 GB | 12 GB |
| RAM Type | LPDDR5X Ultra | |
| Expandable RAM | Upto 12 GB Extra Virtual RAM | |
| Storage | 256 GB | 512 GB |
| Storage Type | UFS 4 | UFS 4.1 |
| Card Slot | No | 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 |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | |
| Bluetooth | Yes, v5.4, A2DP, LE, aptX HD | Yes, v6.0, SBC, AAC, LDAC, aptX, aptX HD, LHDC 5.0 |
| 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 | GPS (L1+L5), GLONASS (G1), BDS (B1I+B1C+B2a), Galileo (E1+E5a), QZSS (L1+L5), NavIC (L5) |
| 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 | IP66, IP68, IP69 & IP69K |
| Dust Resistant | Yes | Yes |
| Extra Features | Bypass Charging, Wi-Fi G2 Chip | |
| 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 | 50 MP ƒ/1.8 (Wide Angle) 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP ƒ/2.2 (Ultra Wide) 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm |
| Camera Sensor | Sony's IMX906 | |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Laser AF, Zeiss optics, Zeiss T lens Coating, Panorama, HDR, 3D LUT import | Photo, Video, Portrait, Night, Panorama, Cinematic, SLO-MO, Long Exposure, Dual-view video, TIME-LAPSE, HI-RES, Google Lens, PRO, Hypertext, DOC SCANNER |
| Video Recording | 4K, 1080p | 4K @ 120 fps UHD, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 50 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 32 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 4K, 1080p | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v16 | Android v16 |
| Custom UI | OriginOS 6 | ColorOS 16 |
| Chipset | Mediatek Dimensity 9500 | Qualcomm Snapdragon 8 Gen5 |
| CPU | 4.21 GHz, Octa Core Processor | 3.84 GHz, Octa Core Processor |
| Core Details | 2x3.84 GHz Cortex-A76 & 6xX.x GHz | |
| GPU | Arm G1-Ultra | Adreno |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Supports | JPEG, PNG, BMP, GIF, WEB, HEIF, HEIC, DNG | |
| Yes | Yes | |
| Music | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC | MP3, AAC, AAC+, WMA, AMR-NB, AMR-WB, WAV, FLAC, APE, OGG, MID, M4A, IMY, AC3, EAC3, EAC3-JOC, AC4 |
| Video | MP4, 3GP, AVI, Video Recording: MP4 | Dolby Vision, HDR10, HDR10+, +HLG, HDRViVid, MKV, MOV, MP4, H.265 (HEVC), AVI, WMV, TS, 3GP, ASF, FLV, WEB |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6040 mAh, Li-ion Battery | 7400 mAh, Si/C |
| Fast Charging | Yes, 90W | Yes, 80W SUPERVOOC Charging |
| Wireless Charging | Yes, 40W | |
| Reverse Charging | Yes | Yes |