Realme C21 (4GB RAM + 64GB) vs Xiaomi Redmi A5 4G


Quick Comparison


Realme C21 (4GB RAM + 64GB) has better RAM than Xiaomi Redmi A5 4G. In terms of display resolution, Xiaomi Redmi A5 4G has better resolution of 1650 x 720 than Realme C21 (4GB RAM + 64GB) which has resolution of 720 x 1600. Both have the same amount of internal memory.

NameRealme C21 (4GB RAM + 64GB)Xiaomi Redmi A5 4G
RAM4 GB3 GB
Display6.5 in6.88 in
Internal Memory64 GB64 GB
Battery5000 mAh5200 mAh
Camera13 MP + 2 MP + 2 MP Triple32 MP
PriceRs. 9999Rs. 6499

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Detailed Comparison


Price And Launch

The launch Date of the first phone is April 8, 2021. The cost of Realme C21 (4GB RAM + 64GB) is Rs. 9999. The launch Date of the second phone is March 21, 2025. The cost of Xiaomi Redmi A5 4G is Rs. 6499.

Display comparison

Xiaomi Redmi A5 4G has larger screen size of 6.88 inches in comparison to Realme C21 (4GB RAM + 64GB)'s 6.5 inch screen. Realme C21 (4GB RAM + 64GB) has IPS LCD Screen type where as Xiaomi Redmi A5 4G has IPS Screen type. Realme's phone has display density of 269 PPI & Xiaomi's phone has only 262 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 89.5% than Xiaomi's phone ~ 84.1%. Realme C21 (4GB RAM + 64GB) has 20:09 aspect ratio where as Xiaomi Redmi A5 4G has 20.5:9 aspect ratio.

Memory comparison

Realme C21 (4GB RAM + 64GB)'s larger 4 GB RAM is better for playing games and all with respect to Xiaomi Redmi A5 4G's lower 3 GB RAM. and both have same Internal Memory of 64 GB.

Camera comparison

Xiaomi Redmi A5 4G's 32 MP Rear Camera outshines Realme C21 (4GB RAM + 64GB)'s 13 MP + 2 MP + 2 MP Triple Rear Camera in terms of resolution. Xiaomi Redmi A5 4G will be better choice if you're looking to click lot of selfies as it has better 8 MP Front Camera in comparison to Realme C21 (4GB RAM + 64GB)'s 5 MP Front Camera.

Technical comparison

Both the phones has Android Operating System but the first one runs on version 10 and the second one on 15 version.

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Full Comparison


NameRealme C21 (4GB RAM + 64GB)Xiaomi Redmi A5 4G
General
Country of OriginIndia
ModelRMX3201, C2125028RN03I
Sim TypeDual Sim, GSM+GSMDual Sim, GSM+GSM
Dual SimYesYes
Sim SizeNano+Nano SIMNano+Nano SIM
Device TypeSmartphoneSmartphone
Release DateApril 8, 2021March 21, 2025
In The BoxHandset, 15W Charger, Type C USB Cable, Sim Eject Tool, Quick Start Guide, Warranty Card
Design
Dimensions76.4 x 165.2 x 8.9 mm77.8 x 171.7 x 8.3 mm
Weight190 g193 g
ColorsJaisalmer Gold, Pondicherry Blue, Just Black
Display
TypeColor IPS LCD Screen (16.7M)Color IPS Screen (16M Colors)
TouchYes, 120 Hz Touch Sampling RateYes
Size6.5 inches, 1600 x 720 pixels, 60 Hz6.88 inches, 720 x 1650 pixels, 120 Hz
Aspect Ratio20:0920.5:9
PPI~ 269 PPI~ 262 PPI
Screen to Body Ratio~ 89.5%~ 84.1%
Features120 Hz Touch , Sunlight Screen Support, COG Sealing Process, WideVine L3600nits Peak Brightness, TUV Eye Care Triple Certification
NotchYes, Water Drop NotchYes, Water Drop Notch
Memory
RAM4 GB3 GB
Expandable RAMUpto 3 GB Extra Virtual RAM
Storage64 GB64 GB
Card SlotYes, upto 256 GBYes, upto 2 TB
Connectivity
GPRSYesYes
EDGEYesYes
3GYesYes
4GYesYes
VoLTEYesYes, Dual Stand-By
WifiYes, with wifi-hotspotYes, with wifi-hotspot
Wifi VersionSupports 2.4 GHz and 5 GHz Dual Band
BluetoothYes, v5.0Yes, v5.2
USBYes, microUSBYes, USB-C v2.0
USB FeaturesUSB on-the-go, USB ChargingUSB Tethering, USB on-the-go, USB Charging
IR BlasterNo
Extra
GPSYesGPS, AGPS, GLONASS, BEIDOU
Fingerprint SensorYes, RearYes, Side
Face UnlockYesYes
SensorsMagnetic Induction Sensor, Light Sensor, Proximity Sensor, Acceleration SensorVirtual Proximity Sensor, Virtual Ambient Light Sensor, Accelerometer, E Compass
3.5mm Headphone JackYesYes
Splash ResistantYes
IP RatingIP52
Dust ResistantYes
Extra FeaturesNight Shield, Step Tracker, Game Space, APP Market, Theme Store, Clone Phone, Phone Manager, Telephone Number Identification, TUV Rheinland CertifiedeMMC 5.1, 2 Android Major Updates, 4 Years of Security Patch Updates
Camera
Rear Camera13 MP ƒ/2.2 (Main)
2 MP ƒ/2.4 (Macro)
Macro
2 MP ƒ/2.4
Mono
32 MP ƒ/1.8 (Wide Angle)
Camera SensorCMOS Sensor
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, HDRPhoto Mode, Ultra HD Mode, Portrait Mode, Night Mode, Timelapse, Video
Video Recording720p, 720P1080p @ 30 fps FHD
FlashYes, LEDYes, LED
Front Camera5 MP8 MP ƒ/2 (Wide Angle)
Front Video Recording720p1080p @ 30 fps FHD
Technical
OSAndroid v10, upgradable to v11Android v15
ChipsetMediaTek Helio G35Unisoc T7250
CPU2.3 GHz, Octa Core Processor1.8 GHz, Octa Core Processor
Core DetailsArm Cortex-A53
GPUIMG GE8320Mali-G57 MP1
JavaNoNo
BrowserYesYes, supports HTML5
Multimedia
EmailYesYes
MusicAAC, HE-AAC v1, HE-AAC v2, AMR, AWB, MIDI, MP3, OGG VORBISMP3, AMR, FLAC, APE
VideoMP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, MKVMP4, M4V. MKV, XVID
FM RadioNoYes, with FM Recording
Document ReaderYes
Battery
TypeNon-Removable BatteryNon-Removable Battery
Size5000 mAh, Li-Po Battery5200 mAh, Li-Po Battery
Fast ChargingYes, 15W Fast Charging
Reverse ChargingYes

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