Vivo X300 has better RAM than Realme C21. In terms of display resolution, Vivo X300 has better resolution of 2640 x 1216 than Realme C21 which has resolution of 720 x 1600. Vivo X300 has more internal memory than Realme C21
| Name | Vivo X300 | Realme C21 |
| RAM | 12 GB | 3 GB |
|---|---|---|
| Display | 6.31 in | 6.5 in |
| Internal Memory | 256 GB | 32 GB |
| Battery | 6040 mAh | 5000 mAh |
| Camera | 200 MP + 50 MP + 50 MP Triple | 13 MP + 2 MP + 2 MP Triple |
| Price | Rs. 75999 | Rs. 9999 |
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 April 8, 2021. The cost of Realme C21 is Rs. 9999.
Vivo X300 has screen size of 6.31 inches which falls short to Realme C21's 6.5 inch screen. Vivo X300 has AMOLED Screen type where as Realme C21 has IPS LCD Screen type. Vivo's phone has display density of 484 PPI & Realme's phone has only 269 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 89.5% than Vivo's phone ~ 86.7%. Vivo X300 has 20:9 aspect ratio where as Realme C21 has 20:09 aspect ratio.
Vivo X300's larger 12 GB RAM is better for playing games and all with respect to Realme C21's lower 3 GB RAM. Vivo X300 has more Internal Memory (256 GB) than Realme C21 (32 GB).
Vivo X300's 200 MP + 50 MP + 50 MP Triple Rear Camera outshines Realme C21's 13 MP + 2 MP + 2 MP Triple 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 Realme C21's 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 16 and the second one on 10 version.
| Name | Vivo X300 | Realme C21 |
| General | ||
| Country of Origin | India | |
| Model | X300 | RMX3201, C21 |
| 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 | April 8, 2021 |
| Design | ||
| Dimensions | 71.9 x 150.6 x 8 mm | 76.4 x 165.2 x 8.9 mm |
| Weight | 190 g | 190 g |
| Bezel less | Yes | |
| Colors | Black, Blue, Red, Purple, Pink | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color IPS LCD Screen (16.7M) |
| Touch | Yes | Yes, 120 Hz Touch Sampling Rate |
| Size | 6.31 inches, 1216 x 2640 pixels, 120 Hz | 6.5 inches, 1600 x 720 pixels, 60 Hz |
| Aspect Ratio | 20:9 | 20:09 |
| PPI | ~ 484 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 86.7% | ~ 89.5% |
| Features | 2160Hz PWM, HDR10+ | 120 Hz Touch , Sunlight Screen Support, COG Sealing Process, WideVine L3 |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 12 GB | 3 GB |
| Expandable RAM | Upto 12 GB Extra Virtual RAM | |
| Storage | 256 GB | 32 GB |
| Storage Type | UFS 4 | |
| Card Slot | No | Yes, upto 256 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.4, A2DP, LE, aptX HD | Yes, v5.0 |
| USB | Yes, USB-C v3.2 | Yes, microUSB |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC, A-GPS, Cellular Positioning, Wi-Fi Positioning | Yes |
| Fingerprint Sensor | Yes, In Display | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Acceleration Sensor |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | |
| Extra Features | Night Shield, Step Tracker, Game Space, APP Market, Theme Store, Clone Phone, Phone Manager, Telephone Number Identification, TUV Rheinland Certified | |
| 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 | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Mono |
| Camera Sensor | CMOS Sensor | |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Laser AF, Zeiss optics, Zeiss T lens Coating, Panorama, HDR, 3D LUT import | Supports 20 Continuous Shooting, Photograph Functions: Night Mode, Panoramic View, Expert, Timelapse, Portrait Mode, HDR, Ultra Macro, AI Beauty, Filter, Chroma Boost, Video Recording Functions: Filter, Slow Motion, HDR |
| Video Recording | 4K, 1080p | 720p, 720P |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 50 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 5 MP |
| Front Video Recording | 4K, 1080p | 720p |
| Technical | ||
| OS | Android v16 | Android v10, upgradable to v11 |
| Custom UI | OriginOS 6 | |
| Chipset | Mediatek Dimensity 9500 | MediaTek Helio G35 |
| CPU | 4.21 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | Arm Cortex-A53 | |
| GPU | Arm G1-Ultra | IMG GE8320 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC | AAC, HE-AAC v1, HE-AAC v2, AMR, AWB, MIDI, MP3, OGG VORBIS |
| Video | MP4, 3GP, AVI, Video Recording: MP4 | MP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, MKV |
| FM Radio | No | No |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6040 mAh, Li-ion Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 90W | |
| Wireless Charging | Yes, 40W | |
| Reverse Charging | Yes | Yes |