Realme C31 vs Xiaomi Redmi A3

Key Specs

Battery
5000 mAh	5000 mAh
Display
6.5 inches (16.51 cm)	6.7 inches (17.02 cm)
Front Camera
5 MP	5 MP
Processor
Unisoc T612	MediaTek Helio G36
RAM
3 GB	3 GB
Rear Camera
13 MP + 2 MP + 0.3 MP	8 MP + 0.08 MP

Battery

Capacity
5000 mAh	5000 mAh
Removable
No	No
Type
Li-Polymer	Li-Polymer
USB Type-C
No	Yes

Design

Build Material
Back: Plastic	Back: Mineral Glass
Colours
Dark Green, Light Silver	Olive Green, Midnight Black, Lake Blue
Height
164.7 mm	168.3 mm
Thickness
8.4 mm	8.3 mm
Weight
197 grams Below	193 grams Below
Width
76.1 mm	76.3 mm

Display

Aspect Ratio
20:9	20:9
Bezel-less display
Yes with waterdrop notch	Yes with waterdrop notch
Brightness
400 nits	500 nits
Display Type
IPS LCD	IPS LCD
Pixel Density
270 ppi	269 ppi
Refresh Rate
60 Hz	90 Hz
Resolution
720x1600 px (HD+)	720x1650 px (HD+)
Screen Protection
-	Corning Gorilla Glass v3
Screen Size
6.5 inches (16.51 cm)	6.7 inches (17.02 cm)
Screen to Body Ratio (calculated)
81.38 %	83.14 %
Screen to Body Ratio (claimed by the brand)
88.7 %	-
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Features
Fixed Focus	-
Camera Setup
Single	Single
Flash
Yes, Screen flash	Yes, Screen flash
Resolution
5 MP f/2.2, Wide Angle, Primary Camera(5.0" sensor size, 1.12µm pixel size)	5 MP, Primary Camera
Sensor
CMOS	-
Video Recording
1280x720 @ 30 fps	-

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General

Brand
realme	Xiaomi
Custom UI
Realme UI	Android Go
Launch Date
April 6, 2022	February 23, 2024
Operating System
Android v11	Android v13

Main Camera

Autofocus
Yes	-
Camera Features
4 x Digital Zoom Auto Flash Face detection Touch to focus	Digital Zoom Custom Watermark Filters Voice Shutter
Camera Setup
Triple	Dual
Flash
Yes, LED Flash	Yes, LED Flash
Image Resolution
4128 x 3096 Pixels	3264 x 2448 Pixels
Resolution
13 MP f/2.2, Wide Angle (81° field-of-view), Primary Camera(24.85 mm focal length, 3" sensor size, 1.12µm pixel size)2 MP f/2.4, Macro Camera(21.88 mm focal length, 5.0" sensor size, 1.75µm pixel size)0.3 MP f/2.8, Depth Camera(36.14 mm focal length)	8 MP f/2.0, Wide Angle, Primary Camera 0.08 MP
Sensor
IMX258, Exmor-RS CMOS Sensor	-
Settings
Exposure compensation, ISO control	-
Shooting Modes
Continuous Shooting High Dynamic Range mode (HDR) Macro Mode	High Dynamic Range mode (HDR) Burst mode
Video Recording
1920x1080 @ 30 fps 1280x720 @ 30 fps	1920x1080 @ 30 fps 1280x720 @ 30 fps

Multimedia

Audio Jack
3.5 mm	3.5 mm
FM Radio
No	Yes, Recording option
Loudspeaker
Yes	Yes

Network & Connectivity

Bluetooth
Yes, v5.0	Yes, v5.3
GPS
Yes with A-GPS	Yes with A-GPS, Glonass
NFC
No	No
Network Support
5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
-	Head: 0.839 W/kg, Body: 0.773 W/kg
SIM 1
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 850(band 5) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 850(band 5) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM1: Nano, SIM2: Nano	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
Mass storage device, USB charging, microUSB 2.0	Mass storage device, USB charging
VoLTE
Yes	Yes
Wi-Fi
Yes, Wi-Fi 4 (802.11 b/g/n) 5GHz, MIMO	Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Wi-Fi Features
Mobile Hotspot	Mobile Hotspot

Performance

Architecture
64 bit	64 bit
CPU
Octa core (1.82 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)	Octa core (2.2 GHz, Quad core, Cortex A53 + 1.8 GHz, Quad core, Cortex A53)
Chipset
Unisoc T612	MediaTek Helio G36
Fabrication
12 nm	12 nm
Graphics
Mali-G57 MP1	PowerVR GE8320
RAM type
LPDDR4X	LPDDR4X

Sensors

Fingerprint Sensor
Yes	Yes
Fingerprint Sensor Position
Side	Side
Other Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
Yes, Up to 1 TB	Yes, Up to 1 TB
Internal Memory
32 GB	64 GB
Storage Type
UFS 2.2	eMMC 5.1
USB OTG
Yes	Yes
User Available Storage
-	Up to 51 GB