Realme C21 vs Vivo X300
Here you can compare Realme C21 and Vivo X300. Comparing Realme C21 vs Vivo X300 on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Realme C21 stands against Vivo X300 and which one should you buy The current lowest price found for Realme C21 is ₹9,999 and for Vivo X300 is ₹88,022. The details of both of these products were last updated on Jul 11, 2026.
| Specification | Realme C21 | Vivo X300 |
|---|---|---|
| Display | 6.5 inches, 1600 x 720 pixels, 60 Hz | 6.31 inches, 1216 x 2640 pixels, 120 Hz |
| OS | Android v10, upgradable to v11 | Android v16 |
| RAM | 3 GB | 12 GB |
| Battery | 5000 mAh, Li-Po Battery | 6040 mAh, Li-ion Battery |
| CPU | 2.3 GHz, Octa Core Processor | 4.21 GHz, Octa Core Processor |
| Price | ₹9,999 | ₹88,022 |
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Overview
| Specs Score | 37 / 100 | 88 / 100 Better Specs |
| Display Resolution | 1600 x 720 pixels | 1216 x 2640 pixels Better Resolution |
| RAM | 3 GB | 12 GB More RAM |
| Storage | 32 GB | 256 GB More Storage |
| CPU Clock Speed | 2.3 GHz | 4.21 GHz Faster Clock Speed |
| Rear Camera | 13 MP + 2 MP + 2 MP Triple | 200 MP + 50 MP + 50 MP Triple Better Camera Resolution |
| Front Camera | 5 MP | 50 MP Better Front Camera Resolution |
| Thickness | 8.9 mm | 8 mm Slimmer |
| Battery | 5000 mAh | 6040 mAh Bigger Battery |
| Unique Features | No No 3.5mm Audio Jack No No Memory Card Support No No | 5G Fast Charging No Water Resistant NFC No Wireless Charging IR Blaster |
General
| Country of Origin | India | |
| Model | RMX3201, C21 | X300 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | (SIM1 + SIM2) | SIM1+SIM2/SIM1+eSIM1/eSIM1+eSIM2 |
| eSIM Support | Yes | |
| Device Type | Smartphone | Smartphone |
| OS Updates | 5 years | |
| Security Updates | 7 years | |
| Release Date | April 8, 2021 | December 02, 2025 |
| In The Box | Model, Documentation, Type-C Cable ,USB Power Adapter, SIM Ejector, Protective Case, Protective Film (applied) |
Design
| Dimensions | 76.4 x 165.2 x 8.9 mm | 71.9 x 150.6 x 8 mm |
| Weight | 190 g | 190 g |
| Bezel less | Yes | |
| Colors | Summit Red, Mist Blue, Elite Black |
Display
| Type | Color IPS LCD Screen (16.7M) | Color AMOLED Screen (1B Colors) |
| Touch | Yes, 120 Hz Touch Sampling Rate | Yes |
| Size | 6.5 inches, 1600 x 720 pixels, 60 Hz | 6.31 inches, 1216 x 2640 pixels, 120 Hz |
| Aspect Ratio | 20:09 | 20:9 |
| PPI | ~ 269 PPI | ~ 460 PPI |
| Screen to Body Ratio | ~ 89.5% | ~ 86.7% |
| Brightness | 4500 nits Local Peak Brightness | |
| HDR Support | Yes, HDR10+ | |
| Features | 120 Hz Touch , Sunlight Screen Support, COG Sealing Process, WideVine L3 | 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 |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
Memory
| RAM | 3 GB | 12 GB |
| RAM Type | LPDDR5X Ultra | |
| Expandable RAM | Upto 12 GB Extra Virtual RAM | |
| Storage | 32 GB | 256 GB |
| Storage Type | UFS 4.1 | |
| Card Slot | Yes, upto 256 GB | No |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | n1/n2/n3/n5/n7/n8/n20/n25/n26/n28/n38/n40/n41/n66/n75/n77/n78 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4GHz，5.0GHz, 6.0Ghz | |
| Bluetooth | Yes, v5.0 | Yes, v6.0, A2DP, LE, aptX HD |
| USB | Yes, microUSB | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes |
Extra
| GPS | Yes | Yes, with GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC, A-GPS, Cellular Positioning, Wi-Fi Positioning |
| Fingerprint Sensor | Yes, Rear | Yes, In Display Ultrasonic |
| Face Unlock | Yes | Yes |
| Sensors | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Acceleration Sensor | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Gyroscope |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | |
| Cooling System | 4000 mm2 Liquid Cooling Vapor Chamber | |
| AI Features | Veo 3 in Gemini, AI Image Studio, AI SuperLink | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| IP Rating | IP68, IP69 | |
| 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 | vivo Office Kit, One-Tap Transfer, vivo DocMaster, Private Space, Vivo V3+ |
Camera
| Rear Camera | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Mono | 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 |
| Camera Sensor | CMOS Sensor | |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | 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 | 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 |
| Video Recording | 720p, 720P | 4K, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP | 50 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 720p | 4K, 1080p |
Technical
| OS | Android v10, upgradable to v11 | Android v16 |
| Custom UI | OriginOS 6 | |
| Chipset | MediaTek Helio G35 | Mediatek Dimensity 9500 |
| CPU | 2.3 GHz, Octa Core Processor | 4.21 GHz, Octa Core Processor |
| Core Details | Arm Cortex-A53 | 1 × C1-Ultra + 3 × C1-Premium + 4 × C1-Pro |
| GPU | IMG GE8320 | Arm G1-Ultra |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | AAC, HE-AAC v1, HE-AAC v2, AMR, AWB, MIDI, MP3, OGG VORBIS | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC |
| Video | MP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, MKV | MP4, 3GP, AVI, Video Recording: MP4 |
| FM Radio | No | No |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 6040 mAh, Li-ion Battery |
| Fast Charging | Yes, 90W FlashCharge | |
| Wireless Charging | Yes, 40W | |
| Reverse Charging | Yes | Yes |
Discuss
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