Features

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General
In The Box Handset, Charger, USB Cable, User Manual  Handset, Charger, USB Cable, Quick Start Guide, Eject TooView More... Handset, Power Adapter, USB Data Cable, Ultra Thin Case, View More... Handset, Charging Cable, SIM Ejector Tool, Warranty Card, View More...
Model Number M20  V100R001 / AUM-AL20  MZB6876IN  MZB7745IN
Model Name Galaxy M20  7A  Redmi Note 6 Pro  Redmi Note 7S
Color Charcoal Black  Black  Black  Sapphire Blue
Browse Type Smartphones  Smartphones  Smartphones  Smartphones
SIM Type Dual Sim  Dual Sim  Dual Sim  Dual Sim
Hybrid Sim Slot No  No  Yes Yes
Touchscreen Yes Yes Yes Yes
OTG Compatible Yes Yes Yes Yes
Quick Charging Yes
Sound Enhancements SWS, Double-microphone Noise Reduction  Speaker - Single (Bottom Opening), 2 x Microphones (NoiseView More... Speaker: Single (Bottom Opening), 2 Microphones (for Nois View More...
Display Features
Display Size 16.0 cm (6.3 inch)  14.48 cm (5.7 inch)  15.9 cm (6.26 inch)  16.0 cm (6.3 inch)
Resolution 1080 x 2340$$Pixels  1440 x 720 pixels  2280 x 1080 pixels  2340 x 1080 pixels
Resolution Type HD+  FHD+  FHD+
GPU Adreno 509  Adreno 512
Display Type GFF  IPS (In-cell)  IPS (In-cell), RD
Display Colors 16M 
Other Display Features Multiple-point Touch-sensitive Screen  Notch Display, Corning Gorilla Glass  Contrast Ratio: 1500:1 (Typical), 81.41% NTSC Ratio, Gori View More...
OS & Processor Features
Operating System Android Oreo 8.1  Android Oreo 8  Android Oreo 8.1  Android Pie 9.0
Processor Type Qualcomm Snapdragon Octa Core  Qualcomm Snapdragon 636  Qualcomm Snapdragon 660 AIE
Processor Core Octa Core  Octa Core  Octa Core  Octa Core
Primary Clock Speed 1.8 GHz  1.4 GHz  1.8 GHz  2.2 GHz
Secondary Clock Speed 1.1 GHz  1.8 GHz
Operating Frequency GSM - B2, B3, B5, B8, WCDMA - B1, B2, B5, B8, 4G LTE TDD View More... GSM: B2, B3, B5, B8, WCDMA: B1, B2, B5, B8, 4G LTE-TDD: B View More...
Memory & Storage Features
Internal Storage 32 GB  32 GB  64 GB  32 GB
RAM 3 GB  3 GB  4 GB  3 GB
Expandable Storage 256 GB  256 GB  256 GB
Supported Memory Card Type MicroSD  MicroSD  MicroSD
Memory Card Slot Type Dedicated Slot  Dedicated Slot  Hybrid Slot  Hybrid Slot
Camera Features
Primary Camera Available Yes Yes Yes
Primary Camera 13MP  13MP + 2MP  12MP + 5MP  48MP + 5MP
Primary Camera Features PDAF, Photo: Up to 4160x3120p, Video: Up to 1920x1080p, PView More... 12MP - f/1.9, 1.4micrometer, Dual PD, 5MP - f/1.9 AperturView More... 48MP (GM1) - F1.79, 1.6 micrometer (4 in 1), 6P Lens (48M View More...
Secondary Camera Available Yes Yes Yes
Secondary Camera 8.0MP  20MP + 2MP  13MP
Secondary Camera Features Fixed Focus Lens, Photo: up to 3264x2448p, Video: Up to 1View More... f2.0  F2.0 Aperture, 1.12 micrometer
Flash Single-LED flash and Selfie Toning Flash  Rear Flash  Rear Flash
Dual Camera Lens Primary Camera  Primary Camera  Primary & Secondary Camera  Primary Camera
Connectivity Features
Network Type 4G, 3G, 2G  4G, 4G VOLTE, 2G, 3G  4G VOLTE, 4G, 3G, 2G  3G, 4G VOLTE, 4G, 2G
Supported Networks 4G LTE, GSM  4G VoLTE, UMTS, GSM, 4G LTE, WCDMA  4G VoLTE, 4G LTE, UMTS, WCDMA, GSM  GSM, WCDMA, 4G VoLTE, 4G LTE
Internet Connectivity 4G, 3G, Wi-Fi  4G, 3G, Wi-Fi  4G, 3G, Wi-Fi
3G Yes Yes
Pre-installed Browser Google Chrome 
Micro USB Port Yes Yes
Bluetooth Support Yes Yes Yes
Bluetooth Version 4.2  5  5.0
Wi-Fi Yes Yes Yes
Wi-Fi Version 802.11 b/g/n (2.4G)  802.11a/b/g/n/ac  802.11a/b/g/n/ac
Wi-Fi Hotspot Yes
USB Connectivity Yes Yes Yes
Audio Jack 3.5 mm  3.5mm  3.5mm
Map Support Google Maps  Google Maps  Google Maps
GPS Support Yes Yes Yes
USB Tethering Yes
Infrared Yes
Other Details
Smartphone Yes Yes Yes Yes
SIM Size Nano SIM  Nano SIM (6-pin SIM)  Dual Nano SIM  Nano SIM + Nano SIM
Removable Battery No 
SMS Yes Yes
SIM Access Yes
Sensors Fingerprint, accelerometer, gyro, proximity, compass  Accelerometer, Proximity Sensor, Ambient Light Sensor, FiView More... Rear Fingerprint Scanner, Ambient Light Sensor, ProximityView More... Rear Fingerprint Sensor, Ambient Light Sensor, Proximity  View More...
Other Features Device Control - Physical Power Key, 0/HS20, Status IndicView More... Body - Metal Back, IR Blaster, Charger - 5V/2A, Quick ChaView More... Clock Speed/Cores/Bits: 4 x Gold 2.2 GHz + 4 x Silver 1.8 View More...
Keypad No 
Graphics PPI 283 PPI  403 PPI  409 PPI
Voice Input Yes
User Interface Yes EMUI 8.0  MIUI 10
Instant Message Yes
Social Networking Phone Yes
MMS Yes Yes
Predictive Text Input Yes
Mobile Tracker Yes
GPS Type A-GPS, GLONASS, BeiDou
Multimedia Features
Audio Formats MP3, MP4, 4GP, OGG, AMR, AAC, FLAC, WAV, MIDI 
Video Formats 3GP, MP4, WMV, ASF 
Battery & Power Features
Battery Capacity 5000 mAh  3000 mAh  4000 mAh  4000 mAh
Battery Type Li-polymer
Dimensions
Width 73 mm  76.4 mm  75.21 mm
Height 152.4 mm  157.9 mm  159.21 mm
Depth 7.8 mm  8.26 mm  8.1 mm
Weight 150 g  181 g  186 g
Warranty
Warranty Summary 12 Months  12 Months on Handset, 6 Months on Battery, 6 Months on ChView More... Brand Warranty of 1 Year Available for Mobile and 6 MonthView More... Brand Warranty of 1 Year Available for Mobile and 6 Month View More...