Iball Cobalt Oomph 4 7d vs Xiaomi Redmi 7 3gb Ram

Key Specs

Battery
Battery	1850 mAh	4000 mAh
Display
Display	4.7 inches (11.94 cm)	6.26 inches (15.9 cm)
Front Camera
Front Camera	5 MP	8 MP
Processor
Processor	-	Qualcomm Snapdragon 632
RAM
RAM	1 GB	3 GB
Rear Camera
Rear Camera	8 MP	12 MP + 2 MP

Battery

Capacity
Capacity	1850 mAh	4000 mAh
Removable
Removable	-	No
Type
Type	Li-ion	Li-Polymer
USB Type-C
USB Type-C	-	No

Design

Build Material
Build Material	-	Back: Plastic
Colours
Colours	Gold, Grey, White	Comet Blue, Lunar Red, Eclipse Black
Height
Height	-	158.7 mm
Thickness
Thickness	-	8.4 mm
Waterproof
Waterproof	-	Yes, Splash proof
Weight
Weight	-	180 grams
Width
Width	-	75.5 mm

Display

Aspect Ratio
Aspect Ratio	-	19:9
Bezel-less display
Bezel-less display	-	Yes with waterdrop notch
Display Type
Display Type	IPS LCD	IPS LCD
Pixel Density
Pixel Density	312 ppi	269 ppi
Resolution
Resolution	720x1280 px (HD)	720x1520 px (HD+)
Screen Protection
Screen Protection	-	Corning Gorilla Glass v5
Screen Size
Screen Size	4.7 inches (11.94 cm)	6.26 inches (15.9 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	-	81.23 %
Screen to Body Ratio (claimed by the brand)
Screen to Body Ratio (claimed by the brand)	-	86.8 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Setup
Camera Setup	-	Single
Flash
Flash	-	Yes, Screen flash
Resolution
Resolution	5 MP, Primary Camera	8 MP f/2.0, Primary Camera(1.12µm pixel size)
Video Recording
Video Recording	-	1920x1080 @ 30 fps

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General

Brand
Brand	iBall	Xiaomi
Custom UI
Custom UI	-	MIUI
Launch Date
Launch Date	-	April 24, 2019 (Official)
Operating System
Operating System	Android v4.4 (Kitkat)	Android v9.0 (Pie)

Main Camera

Autofocus
Autofocus	Yes	Yes, Phase Detection autofocus
Camera Features
Camera Features	Digital Zoom Face detection	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	3264 x 2448 Pixels	4000 x 3000 Pixels
Resolution
Resolution	8 MP, Primary Camera	12 MP f/2.2, Primary Camera(2.9" sensor size, 1.25µm pixel size)2 MP, Depth Camera
Settings
Settings	-	Exposure compensation
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
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes	Yes, v4.2
GPS
GPS	Yes with A-GPS	Yes with A-GPS, Glonass
NFC
NFC	-	No
Network Support
Network Support	5G Not Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
SAR Value	-	Head: 1.031 W/kg, Body: 0.573 W/kg
SIM 1
SIM 1	3G Bands: UMTS 2100 MHz 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 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
SIM 2	2G Bands: GSM 1800 / 900 MHz	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 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
SIM Size	-	SIM1: Nano, SIM2: Nano
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM, Dual VoLTE
USB Connectivity
USB Connectivity	microUSB 2.0	Mass storage device, USB charging, microUSB
VoLTE
VoLTE	-	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 Calling
Wi-Fi Calling	-	Yes
Wi-Fi Features
Wi-Fi Features	-	Wi-Fi Direct, Mobile Hotspot

Performance

Architecture
Architecture	-	64 bit
CPU
CPU	Quad core, 1.3 GHz, Cortex A7	Octa core (1.8 GHz, Quad core, Kryo 250 + 1.8 GHz, Quad core, Kryo 250)
Chipset
Chipset	-	Qualcomm Snapdragon 632
Fabrication
Fabrication	-	14 nm
Graphics
Graphics	-	Adreno 506
RAM type
RAM Type	-	LPDDR3

Sensors

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

Storage

Expandable Memory
Expandable Memory	Yes, Up to 32 GB	Yes, Up to 512 GB
Internal Memory
Internal Memory	8 GB	32 GB
Storage Type
Storage Type	-	eMMC 5.1
USB OTG
USB OTG	-	Yes
User Available Storage
User Available Storage	Up to 4 GB	Up to 22.1 GB