Features

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General
In The Box Handset, Battery, Travel Adaptor, Data Cable, Stereo HeadView More... Handset, Power Adapter, USB Data Cable, Ultra Thin Case, View More... Handset, Non-removable Battery Included, Travel Adapter, View More...
Model Number SM-J720FZBGINS  MZB6876IN  SM-M307FZKDINS 
Model Name Galaxy J7 Duo  Redmi Note 6 Pro  Galaxy M30s 
Color Blue  Black  Black 
Browse Type Smartphones  Smartphones  Smartphones 
SIM Type Dual Sim  Dual Sim  Dual Sim 
Hybrid Sim Slot No  Yes No 
Touchscreen Yes Yes Yes
OTG Compatible Yes Yes Yes
Quick Charging Yes Yes
Sound Enhancements Speaker - Single (Bottom Opening), 2 x Microphones (NoiseView More...
Display Features
Display Size 13.97 cm (5.5 inch)  15.9 cm (6.26 inch)  16.26 cm (6.4 inch) 
Resolution 1280 x 720 Pixels  2280 x 1080 pixels  2340 x 1080$$Pixels 
Resolution Type HD  FHD+  Full HD 
GPU ARM Mali G71 MP2  Adreno 509 
Display Type Super AMOLED  IPS (In-cell)  Super AMOLED 
Display Colors 16M 
Other Display Features Notch Display, Corning Gorilla Glass  Capacitive touchscreen 
HD Game Support Yes
OS & Processor Features
Operating System Android Oreo 8  Android Oreo 8.1  Android Pie 9.0 
Processor Type Exynos 7884  Qualcomm Snapdragon 636  Exynos 9611 
Processor Core Octa Core  Octa Core  Octa Core 
Primary Clock Speed 1.6 GHz  1.8 GHz  2.3 GHz 
Operating Frequency GSM - B2, B3, B5, B8, WCDMA - B1, B2, B5, B8, 4G LTE TDD View More...
Memory & Storage Features
Internal Storage 32 GB  64 GB  64 GB 
RAM 4 GB  4 GB  4 GB 
Expandable Storage 256 GB  256 GB  512 GB 
Supported Memory Card Type MicroSD  MicroSD  Micro SD 
Memory Card Slot Type Dedicated Slot  Hybrid Slot  Dedicated Slot 
Call Log Memory Yes
SMS Memory Yes
Camera Features
Primary Camera Available Yes Yes Yes
Primary Camera 13MP + 5MP  12MP + 5MP  48MP 
Primary Camera Features 12MP - f/1.9, 1.4micrometer, Dual PD, 5MP - f/1.9 AperturView More... 48MP + 8MP + 5MP triple rear camera 
Secondary Camera Available Yes Yes Yes
Secondary Camera 8MP  20MP + 2MP  16MP 
Secondary Camera Features f2.0  16MP front facing camera 
Flash Rear Flash  Rear Flash  yes 
HD Recording Yes
Full HD Recording Yes
Video Recording Yes
Frame Rate FHD at 30 fps 
Optical Zoom No 
Image Editor Yes
Dual Camera Lens Primary Camera  Primary & Secondary Camera  Primary Camera 
Digital Zoom Yes
Call Features
Phone Book Yes
Call Wait/Hold Yes
Conference Call Yes
Video Call Support Yes
Call Divert Yes
Speaker Phone Yes
Speed Dialing Yes
Call Records Yes
Connectivity Features
Network Type 4G, 2G, 3G  4G VOLTE, 4G, 3G, 2G  4G VOLTE 
Supported Networks 4G LTE, GSM  4G VoLTE, 4G LTE, UMTS, WCDMA, GSM  4G VoLTE, GSM 
Internet Connectivity 4G, 3G, Wi-Fi  4G, 3G, Wi-Fi  4G VoLte 
3G Yes Yes
Pre-installed Browser Chrome 
Micro USB Port Yes
Bluetooth Support Yes Yes Yes
Bluetooth Version 4.2  5 
Wi-Fi Yes Yes Yes
Wi-Fi Version 802.11a/b/g/n/ac 
Wi-Fi Hotspot Yes
USB Connectivity Yes
Audio Jack 3.5mm  3.5mm 
Map Support Google Maps  Yes
GPS Support Yes Yes
GPRS Yes
USB Tethering Yes
Infrared Yes
Other Details
Smartphone Yes Yes Yes
SIM Size Nano SIM  Dual Nano SIM  Nano 
Removable Battery Yes No 
SMS Yes
SIM Access Dual standby (4G+4G) 
Sensors Rear Fingerprint Scanner, Ambient Light Sensor, ProximityView More... Accelerometer, Fingerprint Sensor, Gyro Sensor, GeomagnetView More...
Other Features Body - Metal Back, IR Blaster, Charger - 5V/2A, Quick ChaView More...
Keypad No 
Graphics PPI 269 PPI  403 PPI 
Series M 
Ringtones Format MP3 
Instant Message Yes
JAVA Support No 
Social Networking Phone Yes
Business Phone Yes
Predictive Text Input Yes
Browser Chrome 
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 
FM Radio Yes
Video Formats MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM  HD 
Battery & Power Features
Battery Capacity 3000 mAh  4000 mAh  6000 mAh 
Battery Type Lithium-ion 
Dimensions
Width 77.2 mm  76.4 mm  159 mm 
Height 153.5 mm  157.9 mm  9 mm 
Depth 8.1 mm  8.26 mm  75 mm 
Weight 169 g  181 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 
Warranty Service Type Manufacturing Warranty 
Covered in Warranty manufacturing defects 
Not Covered in Warranty Physical Damage 
Domestic Warranty 1 Year