Features

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General
In The Box Handset, Battery, Travel Adaptor, Data Cable, Stereo HeadView More... Handset, Data Cable, Travel Adaptor, Stereo Headset, EjecView More... Handset / Simple protective cover /USB Type-C cable / SIMView More... Handset, Non-removable Battery Included, Travel Adapter,  View More...
Model Number SM-J720FZBGINS  SM-J810GZBGINS  MZB8307IN  SM-M307FZKDINS
Model Name Galaxy J7 Duo  Galaxy J8  Redmi Note 8 Pro  Galaxy M30s
Color Blue  Blue  Shadow Black  Black
Browse Type Smartphones  Smartphones  Smartphones  Smartphones
SIM Type Dual Sim  Dual Sim  Dual Sim  Dual Sim
Hybrid Sim Slot No  No  Yes No
Touchscreen Yes Yes Yes Yes
OTG Compatible Yes Yes Yes Yes
Quick Charging Yes Yes
Display Features
Display Size 13.97 cm (5.5 inch)  15.24 cm (6 inch)  16.59 cm (6.53 inch)  16.26 cm (6.4 inch)
Resolution 1280 x 720 Pixels  720 x 1480 Pixels  2340 x 1080$$Pixels  2340 x 1080$$Pixels
Resolution Type HD  HD+  Full HD+  Full HD
GPU ARM Mali G71 MP2  ARM Mali T830 MP1  Mali-G76 MC4 
Display Type Super AMOLED  Super AMOLED  Gorilla Glass  Super AMOLED
Display Colors 16M  16M  16M 
Other Display Features Resolution: 2340 x 1080 FHD+Brightness: 500nit (typ) / 42View More... Capacitive touchscreen
HD Game Support Yes
OS & Processor Features
Operating System Android Oreo 8  Android Oreo 8  Android Pie 9  Android Pie 9.0
Processor Type Exynos 7884  Qualcomm Snapdragon SDM450  Exynos 9611
Processor Core Octa Core  Octa Core  Octa Core  Octa Core
Primary Clock Speed 1.6 GHz  1.6 GHz  2.05 GHz  2.3 GHz
Memory & Storage Features
Internal Storage 32 GB  64 GB  64 GB  64 GB
RAM 4 GB  4 GB  6 GB  4 GB
Expandable Storage 256 GB  256 GB  128 GB  512 GB
Supported Memory Card Type MicroSD  Micro SD  Micro SD
Memory Card Slot Type Dedicated Slot  Dedicated Slot  Dedicated Slot  Dedicated Slot
Call Log Memory Yes
SMS Memory Yes
Camera Features
Primary Camera Available Yes Yes Yes Yes
Primary Camera 13MP + 5MP  16MP + 5MP  64MP + 8MP  48MP
Primary Camera Features Action, Animated GIF, Beauty Face, Best Photo, Face DetecView More... 64MP HD | Ultra nightscape mode | AI scene detection 5.0 View More... 48MP + 8MP + 5MP triple rear camera
Secondary Camera Available Yes Yes Yes Yes
Secondary Camera 8MP  16MP  20MP  16MP
Secondary Camera Features Panorama selfie | Palm shutter | AI silhouette detection View More... 16MP front facing camera
Flash Rear Flash  Front and Rear Flash  Back  yes
HD Recording Yes Yes Yes
Full HD Recording Yes Yes Yes
Video Recording Yes Yes Yes
Video Recording Resolution 1080p 
Frame Rate FHD at 30 fps  30 fps 
Optical Zoom No 
Image Editor Yes
Dual Camera Lens Primary Camera  Primary Camera  Primary Camera  Primary Camera
Digital Zoom Yes 10x digital zoom 
Call Features
Phone Book Yes
Call Wait/Hold Yes Yes
Conference Call Yes Yes
Video Call Support Yes Yes
Call Divert Yes Yes
Speaker Phone Yes Yes
Speed Dialing Yes
Call Records Yes
Connectivity Features
Network Type 4G, 2G, 3G  4G, 3G, 2G  4G VOLTE  4G VOLTE
Supported Networks 4G LTE, GSM  GSM, WCDMA, 4G LTE  4G LTE  4G VoLTE, GSM
Internet Connectivity 4G, 3G, Wi-Fi  4G, 3G, Wi-Fi  4G VoLte
3G Yes
Pre-installed Browser Chrome
Bluetooth Support Yes Yes Yes Yes
Bluetooth Version 4.2  4.2  5 
Wi-Fi Yes Yes Yes Yes
Wi-Fi Version 802.11a/b/g/n/ac 
Wi-Fi Hotspot Yes Yes
Audio Jack 3.5mm  3.5 mm  3.5mm 
Map Support Yes
GPS Support Yes
GPRS Yes
NFC Yes
USB Tethering Yes
Other Details
Smartphone Yes Yes Yes Yes
SIM Size Nano SIM  Nano SIM  Nano  Nano
Removable Battery Yes No  No  No
SMS Yes
SIM Access Dual standby (4G+4G)
Sensors Proximity sensor  Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnet View More...
Keypad No  No
Graphics PPI 269 PPI  293 PPI 
Voice Input Yes
Series M
Ringtones Format MP3
Instant Message Yes
JAVA Support No
Social Networking Phone Yes
Business Phone Yes
Predictive Text Input Yes Yes
Browser Chrome
Keypad Type QWERTY 
Supported Languages English, Hindi
Java Application No
Multimedia Features
Audio Formats MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MView More... MP3, AAC, WMA, FLAC  WAV | AAC | MP3 | AMR | FLAC | APE  MP3
FM Radio Yes Yes
FM Radio Recording Yes
Video Formats MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM  MP4, AVI  MP4 | M4V | MKV | XVID  HD
Battery & Power Features
Battery Capacity 3000 mAh  3500 mAh  4500 mAh  6000 mAh
Battery Type Lithium-ion  Lithium-ion
Talk Time 41 
Dimensions
Width 77.2 mm  75.7 mm  8.8 mm  159 mm
Height 153.5 mm  159.2 mm  161.3 mm  9 mm
Depth 8.1 mm  8.2 mm  76.4 mm  75 mm
Weight 169 g  191 g  199.8 g  186 g
Warranty
Warranty Summary Brand Warranty of 1 Year Available for Mobile and 6 MonthView More... Brand Warranty of 1 Year Available for Mobile and 6 MonthView More... 1 year manufacturer warranty for device and 6 months manuView More... 1 Year Manufacturer Warranty
Warranty Service Type Manufacturing Warranty
Covered in Warranty manufacturing defects
Not Covered in Warranty Physical Damage
Domestic Warranty 1 Year