Asus Zenfone C Zc451cg vs Realme C31

Key Specs

Battery
2100 mAh	-
Display
4.5 inches (11.43 cm)	-
Front Camera
0.3 MP	-
Processor
Intel Atom Z2520	-
RAM
1 GB	-
Rear Camera
5 MP	-

Audio

Audio Jack
-	3.5 mm
Loudspeaker
-	Yes

Battery

Capacity
2100 mAh	5000 mAh
Removable
-	No
Type
Li-ion	Li-Polymer
USB Type-C
-	No

Camera

Autofocus
Yes	Yes
Camera Features
Digital Zoom	-
Camera Setup
Single	-
Flash
Yes, LED Flash	Yes, Screen flash
Front Camera
-	5 MP
Image Resolution
2592 x 1944 Pixels	4128 x 3096 Pixels
Rear Camera
-	13 MP + 2 MP + 0.3 MP
Resolution
0.3 MP, Primary Camera	-
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR) Macro Mode
Video Recording
-	1280x720 @ 30 fps

Design

Build Material
-	Back: Plastic
Colours
Black	Dark Green, Light Silver
Height
136.5 mm	-
Thickness
10.9 mm Below	-
Weight
149 grams	197 grams Below
Width
67 mm	-

Not sure which
mobile to buy?

Dimensions

Height
-	164.7 mm
Thickness
-	8.4 mm
Width
-	76.1 mm

Display

Aspect Ratio
-	20:9
Bezel-less display
-	Yes with waterdrop notch
Brightness
-	400 nits
Display Type
IPS LCD	IPS LCD
Pixel Density
218 ppi	270 ppi
Refresh Rate
-	60 Hz
Resolution
-	720x1600 px (HD+)
Screen Size
4.5 inches (11.43 cm)	6.5 inches (16.51 cm)
Screen to Body Ratio (calculated)
61 %	-
Screen to Body Ratio (claimed by the brand)
-	88.7 %
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	-

General

Brand
Asus	realme
Custom UI
Zen UI	Realme UI
Launch Date
February 11, 2015 (Official)	April 6, 2022
Operating System
Android v4.4.2 (Kitkat)	Android v11

Multimedia

Audio Jack
3.5 mm	-
FM Radio
Yes	-
Fm Radio
Yes	-
Loudspeaker
Yes	-

Network & Connectivity

Bluetooth
Yes, v4.0	Yes, v5.0
GPS
Yes with A-GPS, Glonass	Yes with A-GPS
NFC
-	No
Network Support
5G Not Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SIM 1
3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 3G Speed: HSDPA 42.2 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑ 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) / 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
SIM 2
2G Bands: GSM 1800 / 1900 / 850 / 900 MHz	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
SIM Size
SIM1: Micro	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
microUSB 2.0	-
Usb Connectivity
microUSB 2.0	-
VoLTE
-	Yes
Wi-Fi
Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 4 (802.11 b/g/n) 5GHz, MIMO

Performance

Architecture
32 bit	-
CPU
Dual core, 1.2 GHz, Intel Atom	-
Chipset
Intel Atom Z2520	-
Graphics
PowerVR SGX 544MP2	Mali-G57 MP1
Processor
-	Unisoc T612
RAM
-	3 GB
RAM Type
-	LPDDR4X
Ram
1 GB	-

Sensors

Fingerprint Sensor
-	Yes
Other Sensors
Light sensor, Proximity sensor, Accelerometer, Compass	Light sensor, Proximity sensor, Accelerometer, Gyroscope

Storage

Expandable Memory
Yes, Up to 64 GB	Yes, Up to 1 TB
Internal Memory
8 GB	32 GB
Storage Type
-	UFS 2.2