Comio X1 vs Realme C51

Key Specs

Battery
3050 mAh	-
Display
5.5 inches (13.97 cm)	-
Front Camera
8 MP	-
Processor
MediaTek MT6739	-
RAM
2 GB	-
Rear Camera
13 MP	-

Audio

Audio Jack
-	3.5 mm
Loudspeaker
-	Yes

Battery

Capacity
3050 mAh	5000 mAh
Quick Charging
-	Yes, Super VOOC, 33W: 50 % in 28 minutes
Removable
No	No
Type
Li-Polymer	Li-Polymer
USB Type-C
-	Yes

Camera

Autofocus
-	Yes, Phase Detection autofocus
Flash
-	Yes, LED Flash
Front Camera
-	5 MP
Image Resolution
-	8150 x 6150 Pixels
Rear Camera
-	50 MP + 0.08 MP
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
-	1280x720 @ 30 fps

Design

Colours
Black, Gold, Red	Mint Green, Carbon Black
Height
143.5 mm	-
Thickness
8.3 mm	-
Weight
-	186 grams
Width
68.2 mm	-

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Dimensions

Height
-	167.2 mm
Thickness
-	7.9 mm
Width
-	76.7 mm

Display

Aspect Ratio
18:9	20:9
Bezel-less display
Yes	Yes with waterdrop notch
Brightness
-	560 nits
Display Type
IPS LCD	IPS LCD
Pixel Density
293 ppi	260 ppi
Refresh Rate
-	90 Hz
Resolution
720x1440 px (HD+)	720x1600 px (HD+)
Screen Protection
Yes	-
Screen Size
5.5 inches (13.97 cm)	6.74 inches (17.12 cm)
Screen to Body Ratio (calculated)
79.77 %	-
Screen to Body Ratio (claimed by the brand)
-	90.3 %
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	-

Front Camera

Resolution
8 MP f/2.2, Primary Camera	-
Sensor
CMOS	-
Video Recording
1280x720 @ 24 fps	-

General

Brand
Comio	realme
Custom UI
-	Realme UI
Launch Date
July 23, 2018 (Official)	September 4, 2023
Operating System
Android v8.0 (Oreo)	Android v13
SAR Value
-	Head: 1.183 W/kg, Body: 0.775 W/kg

Main Camera

Autofocus
Yes	-
Camera Features
Auto Flash Touch to focus	-
Camera Setup
Single	-
Flash
Yes, LED Flash	-
Image Resolution
4128 x 3096 Pixels	-
Resolution
13 MP f/2.0, Primary Camera	-
Sensor
CMOS image sensor	-
Settings
Exposure compensation, ISO control	-
Shooting Modes
Continuous Shooting High Dynamic Range mode (HDR)	-
Video Recording
1920x1080 @ 30 fps	-

Multimedia

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

Network & Connectivity

Bluetooth
Yes, v4.0	Yes, v5.0
GPS
Yes with A-GPS	Yes with A-GPS, Glonass
NFC
-	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
SIM 1
4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 2100 / 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) / 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
4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 2100 / 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) / 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: Nano, SIM2: Nano	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual SIM, GSM+GSM, Dual VoLTE	Dual SIM, GSM+GSM
USB Connectivity
Mass storage device, USB charging, microUSB 2.0	-
VoLTE
Yes	Yes
Wi-Fi
Yes, Wi-Fi 4 (802.11 a/b/g/n)	Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz, MIMO
Wi-Fi Features
Mobile Hotspot	-

Performance

CPU
Quad core, 1.28 GHz, Cortex A53	-
Chipset
MediaTek MT6739	-
Graphics
PowerVR GE8100	Mali-G57
Processor
-	Unisoc T612
RAM
2 GB	4 GB
RAM Type
-	LPDDR4X

Sensors

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

Storage

Expandable Memory
Yes, Up to 128 GB	Yes, Up to 2 TB
Internal Memory
16 GB	64 GB
USB OTG
Yes	-
User Available Storage
Up to 10.5 GB	-