Realme C21 vs Vivo X300

Realme C21
Realme C21$111.34
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Vivo X300
Vivo X300$846.26
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Realme C21
Realme C21$111.34
# 2
Vivo X300
Vivo X300$846.26
# 1
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Overview

Specs Score61 / 10093 / 100
Better Specs
Display Resolution1600 x 720 pixels1216 x 2640 pixels
Better Resolution
RAM3 GB12 GB
More RAM
Storage32 GB256 GB
More Storage
CPU Clock Speed2.3 GHz4.21 GHz
Faster Clock Speed
Rear Camera13 MP + 2 MP + 2 MP Triple200 MP + 50 MP + 50 MP Triple
Better Camera Resolution
Front Camera5 MP50 MP
Better Front Camera Resolution
Thickness8.9 mm8 mm
Slimmer
Battery5000 mAh6040 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 OriginIndia
ModelRMX3201, C21X300
Sim TypeDual Sim, GSM+GSMDual Sim, GSM+GSM
Dual SimYesYes
Sim SizeNano+Nano SIMNano-SIM + Nano-SIM + eSIM (max 2 at a time
Device TypeSmartphoneSmartphone
Release DateApril 8, 2021December 02, 2025

Design

Dimensions76.4 x 165.2 x 8.9 mm71.9 x 150.6 x 8 mm
Weight190 g190 g
Bezel lessYes
ColorsBlack, Blue, Red, Purple, Pink

Display

TypeColor IPS LCD Screen (16.7M)Color AMOLED Screen (1B Colors)
TouchYes, 120 Hz Touch Sampling RateYes
Size6.5 inches, 1600 x 720 pixels, 60 Hz6.31 inches, 1216 x 2640 pixels, 120 Hz
Aspect Ratio20:0920:9
PPI~ 269 PPI~ 484 PPI
Screen to Body Ratio~ 89.5%~ 86.7%
Features120 Hz Touch , Sunlight Screen Support, COG Sealing Process, WideVine L32160Hz PWM, HDR10+
NotchYes, Water Drop NotchYes, Punch Hole

Memory

RAM3 GB12 GB
Expandable RAMUpto 12 GB Extra Virtual RAM
Storage32 GB256 GB
Storage TypeUFS 4
Card SlotYes, upto 256 GBNo

Connectivity

GPRSYesYes
EDGEYesYes
3GYesYes
4GYesYes
5GYes
VoLTEYesYes, Dual Stand-By
WifiYes, with wifi-hotspotYes, with wifi-hotspot
BluetoothYes, v5.0Yes, v5.4, A2DP, LE, aptX HD
USBYes, microUSBYes, USB-C v3.2
USB FeaturesUSB on-the-go, USB ChargingUSB Tethering, USB on-the-go, USB Charging
IR BlasterYes

Extra

GPSYesYes, with GPS, BeiDou, GLONASS, Galileo, QZSS, NavIC, A-GPS, Cellular Positioning, Wi-Fi Positioning
Fingerprint SensorYes, RearYes, In Display
Face UnlockYesYes
SensorsMagnetic Induction Sensor, Light Sensor, Proximity Sensor, Acceleration SensorAccelerometer, Gyro, Proximity, Compass
3.5mm Headphone JackYesNo
NFCYes
Water ResistanceYes, 1.5 m upto 30 min
IP RatingIP68
Dust ResistantYes
Extra FeaturesNight Shield, Step Tracker, Game Space, APP Market, Theme Store, Clone Phone, Phone Manager, Telephone Number Identification, TUV Rheinland Certified

Camera

Rear Camera13 MP ƒ/2.2 (Main)
2 MP ƒ/2.4 (Macro)
Macro
2 MP ƒ/2.4
Mono
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
Camera SensorCMOS Sensor
OISYes
Auto FocusYesYes
FeaturesSupports 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, HDRLaser AF, Zeiss optics, Zeiss T lens Coating, Panorama, HDR, 3D LUT import
Video Recording720p, 720P4K, 1080p
FlashYes, LEDYes, LED
Front Camera5 MP50 MP ƒ/2 (Wide Angle)
Punch Hole, Screen Flash
Front Video Recording720p4K, 1080p

Technical

OSAndroid v10, upgradable to v11Android v16
Custom UIOriginOS 6
ChipsetMediaTek Helio G35Mediatek Dimensity 9500
CPU2.3 GHz, Octa Core Processor4.21 GHz, Octa Core Processor
Core DetailsArm Cortex-A53
GPUIMG GE8320Arm G1-Ultra
JavaNoNo
BrowserYesYes

Multimedia

EmailYesYes
MusicAAC, HE-AAC v1, HE-AAC v2, AMR, AWB, MIDI, MP3, OGG VORBISWAV, MP3, MP2, MIDI, Vorbis, APE, FLAC
VideoMP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, MKVMP4, 3GP, AVI, Video Recording: MP4
FM RadioNoNo
Document ReaderYes

Battery

TypeNon-Removable BatteryNon-Removable Battery
Size5000 mAh, Li-Po Battery6040 mAh, Li-ion Battery
Fast ChargingYes, 90W
Wireless ChargingYes, 40W
Reverse ChargingYesYes

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