Features

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Camera and Display Features
Display Resolution 454 x 454 Pixels  172x172 Pixels  360 x 360 Pixels  300 x 300 Pixel
Display Size 1.77 inch  1.27 inch  1.33 inch  1 inch
Display Type LCD  Super AMOLED 
Backlight Display Yes Yes Yes Yes
Scratch Resistant Yes Yes
Other Display Features Always-on Transflective Color Display, Scratch Resistant View More... Always-on Color Display with Scratch Resistant Gorilla GlView More...
Fitness and Watch Functions
Calorie Count Yes Yes Yes Yes
Step Count Yes Yes Yes Yes
Heart Rate Monitor Yes Yes Yes Yes
Other Fitness Features VO2MAX (Measure Fitness Level, Training Effect, Recovery View More... Tracks: Distance, Pace, Steps, Sleep Quality, Calories BuView More... Track Steps, Distance, Heart Rate 24/7, Cardio Fitness Le View More...
Date & Time Display Yes Yes Yes Yes
Compass Yes
Calendar Yes Yes Yes Yes
Alarm Clock Yes Yes Yes Yes
Language English  English  English
Number of Buttons 3  3  2  1
Other Watch Functions Personalize Dial, Control Music, Calendar Alerts, Social View More... Get Emails, Text Messages, Incoming Calls and Other App /View More... Customizable Watch Faces, Calendar Alerts, Receive NotifiView More... Customisable Watch Faces, Smart Notification
Dimensions
Weight 70 g  63 g  40 g
Warranty
Warranty Summary 2 Years Warranty  1 Year Warranty  1 Year Warranty  1 Year Warranty Provided by the Manufacturer from Date of View More...
Warranty Service Type Carry In  For Any Issues Regarding the Product Please Contact: 1800View More... Carry In  Carry In
Covered in Warranty Manufacturing Defects  Manufacturing Defects  Manufacturing Defects  Manufacturing Defects
Not Covered in Warranty Physical Damage  Physical Damage  Physical Damage  Physical Damage
Domestic Warranty 2 Year  1 Year  1 Year  1 Year
International Warranty 1 Year 
Audio and Video Features
Microphone Yes
Voice Control Yes
General
Sales Package Smartwatch, Charger, User Manual  Smartwatch, Charging Cable, User Manual  Smartwatch, Charging Dock, Travel Adapter, Strap, Quick SView More... Smartwatch, Charging Cable, User Manual
Model Number FTW4011  A1619  SM-R800NZSAINU  FB415SRGY
Model Name 4th Gen Explorist HR  Amazfit Stratos  Galaxy Watch 46 mm  Versa Lite Edition
Dial Shape Circle  Rectangle  Circle  Square
Strap Color Silver  Black  Black  Grey
Strap Material Stainless steel  Silicone  Elastomer  Silicone
Size Regular  Free Size  Regular  Regular
Touchscreen Yes Yes Yes Yes
Water Resistant Yes Yes Yes Yes
Usage Fitness & Outdoor  Fitness & Outdoor  Fitness & Outdoor  Fitness & Outdoor
Ideal For Men  Unisex  Men  Unisex
Dial Color Black  Black
Water Resistance Depth 30 m  50 m  50 m  50 m
Product Details
Closure Metal Clasp  Strap Buckle  Strap Buckle  Strap Buckle
Sensor Accelerometer, Ambient Light, Gyroscope, Heart Rate  Heart Rate Sensor  3-axis Accelerometer, Ggyro, Barometer, Heart Rate SensorView More... 3-axis Accelerometer, Optical Heart Rate Sensor, Relative View More...
Compatible Device iPhone, Android Smartphones  iPhone, Android Smartphones  iPhone, Android Smartphones  iPhone, Android Smartphones
Notification Yes Yes Yes Yes
Notification Type Vibration  Vibration  Vibration
Battery Type Lithium Polymer  Lithium Polymer  Lithium Ion
Battery Life Upto 24 hrs (Based on Usage)  Upto 11 Days (Based on Usage)  Upto 3 Days (Based on Usage)  Upto 4 Days (Based on Usage)
Rechargeable Battery Yes Yes Yes Yes
Charger Type AC Adapter and USB Cable  WPC Based Wireless Charging  Charging Cable
Other Features Interchangeable Watch Band  Exchangeable Durable Watch Strap, 290 mAh Li-Polymer BattView More... 22 mm Interchangeable Strap, 472 mAh Battery, US MilitaryView More... Connected GPS, Reminders to Move, Silent Alarm, Text and  View More...
Charge Time 2 hrs  2 hrs
Platform and Storage Features
Compatible Operating System Android 4.4 and Above (Excluding Go Edition) and iOS 9.3 View More... Android & iOS  Android & iOS  Android & iOS
Operating System Wear OS by Google  Tizen Wearable OS 
RAM 512 MB 
Processor Name Qualcomm Snapdragon Wear 2100  Exynos 9110 Dual Core Processor 
Internal Memory 4 GB  4 GB 
Number of Cores 2 
Processor Speed 1.15 GHz 
Connectivity Features
Call Function No  No  No  No
Bluetooth Yes Yes Yes Yes
Wi-Fi No  Yes Yes
GPS Yes Yes Yes
Bluetooth Version v4.1  v4.0  v4.2  v4.0
Other Connectivity Features Wi-Fi (802.11b/g/n)  NFC, Wi-Fi (802.11b/g/n) 
Email Support Yes
Third Party App Support Yes Yes