Comio S1 vs Xiaomi Redmi 8a Dual 64gb

Key Specs

Battery
Battery	2700 mAh	5000 mAh
Display
Display	5.2 inches (13.21 cm)	6.22 inches (15.8 cm)
Front Camera
Front Camera	8 MP	8 MP
Processor
Processor	MediaTek MT6737	Qualcomm Snapdragon 439
RAM
RAM	2 GB	3 GB
Rear Camera
Rear Camera	13 MP	13 MP + 2 MP

Battery

Capacity
Capacity	2700 mAh	5000 mAh
Quick Charging
Quick Charging	-	Yes, Fast, 18W
Removable
Removable	No	No
Type
Type	Li-Polymer	Li-Polymer
USB Type-C
USB Type-C	No	Yes

Design

Build Material
Build Material	Case: Metal Back: Metal	Back: Plastic
Colours
Colours	Royal Black, Sunrise Gold	Midnight Grey, Sea Blue, Sky White
Height
Height	149.2 mm	156.4 mm
Thickness
Thickness	7.9 mm	9.4 mm
Waterproof
Waterproof	-	Yes, Splash proof
Weight
Weight	159 grams	188 grams
Width
Width	72.6 mm	75.4 mm

Display

Aspect Ratio
Aspect Ratio	-	19:9
Bezel-less display
Bezel-less display	-	Yes with waterdrop notch
Brightness
Brightness	-	400 nits
Display Type
Display Type	IPS LCD	IPS LCD
Pixel Density
Pixel Density	282 ppi	270 ppi
Resolution
Resolution	720x1280 px (HD)	720x1520 px (HD+)
Screen Protection
Screen Protection	-	Corning Gorilla Glass v5
Screen Size
Screen Size	5.2 inches (13.21 cm)	6.22 inches (15.8 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	68.66 %	81.48 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Setup
Camera Setup	-	Single
Resolution
Resolution	8 MP f/2.0, Primary Camera	8 MP f/2.0, Primary Camera(1.12µm pixel size)
Sensor
Sensor	-	CMOS
Video Recording
Video Recording	-	1920x1080 @ 30 fps

Not sure which
mobile to buy?

General

Brand
Brand	Comio	Xiaomi
Custom UI
Custom UI	COMIO UI	MIUI
Launch Date
Launch Date	September 5, 2017 (Official)	February 17, 2020 (Official)
Operating System
Operating System	Android v7.0 (Nougat)	Android v9.0 (Pie)

Main Camera

Autofocus
Autofocus	Yes	Yes, Phase Detection autofocus
Camera Features
Camera Features	Digital Zoom Auto Flash	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Camera Setup	Single	Dual
Flash
Flash	Yes, LED Flash	Yes, LED Flash
Image Resolution
Image Resolution	4128 x 3096 Pixels	4128 x 3096 Pixels
OIS
OIS	No	-
Resolution
Resolution	13 MP f/2.0, Primary Camera	13 MP f/2.2, Primary Camera(3.1" sensor size, 1.12µm pixel size)2 MP f/2.4, Depth Camera(1.75µm pixel size)
Sensor
Sensor	-	CMOS image sensor
Settings
Settings	-	Exposure compensation, ISO control
Shooting Modes
Shooting Modes	-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
Video Recording	1280x720 @ 30 fps	1920x1080 @ 30 fps 1280x720 @ 30 fps

Multimedia

Audio Jack
Audio Jack	3.5 mm	3.5 mm
FM Radio
FM Radio	Yes	Yes, Wireless FM
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes, v4.0	Yes, v4.2
GPS
GPS	Yes with A-GPS	Yes with A-GPS, Glonass
NFC
NFC	No	No
Network Support
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
SAR Value	-	Head: 0.339 W/kg, Body: 1.000 W/kg
SIM 1
SIM 1	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) / 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 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
SIM 2	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz	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 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM Size	SIM1: Nano, SIM2: Nano (Hybrid)	SIM1: Nano, SIM2: Nano
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	microUSB 2.0	Mass storage device, USB charging
VoLTE
VoLTE	Yes	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Wi-Fi Features	Mobile Hotspot	Wi-Fi Direct, Mobile Hotspot

Performance

Architecture
Architecture	64 bit	64 bit
CPU
CPU	Quad core, 1.3 GHz, Cortex A53	Octa core (1.95 GHz, Quad core, Cortex A53 + 1.45 GHz, Quad core, Cortex A53)
Chipset
Chipset	MediaTek MT6737	Qualcomm Snapdragon 439
Fabrication
Fabrication	-	12 nm
Graphics
Graphics	Mali-T720 MP2	Adreno 505
RAM type
RAM Type	DDR3	LPDDR3

Sensors

Fingerprint Sensor
Fingerprint Sensor	Yes	No
Fingerprint Sensor Position
Fingerprint Sensor Position	Front	-
Other Sensors
Other Sensors	Light sensor, Proximity sensor, Accelerometer	Light sensor, Proximity sensor, Accelerometer, Compass

Storage

Expandable Memory
Expandable Memory	Yes, Up to 128 GB	Yes, Up to 512 GB
Internal Memory
Internal Memory	32 GB	64 GB
Storage Type
Storage Type	-	eMMC 5.1