Features

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Camera and Display Features
Display Resolution 454 x 454 pixel  172x172 Pixels  454 x 454 Pixels  360 x 360 Pixels
Display Size 1.39 inch  1.27 inch  1.77 inch  1.33 inch
Display Type LCD  Super AMOLED
Backlight Display 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 Gl View More...
Fitness and Watch Functions
Calorie Count Yes Yes Yes
Step Count Yes Yes Yes
Heart Rate Monitor Yes Yes Yes
Other Fitness Features VO2MAX (Measure Fitness Level, Training Effect, Recovery View More... Tracks: Distance, Pace, Steps, Sleep Quality, Calories Bu View More...
Date & Time Display Yes Yes Yes
Compass Yes
Calendar Yes Yes Yes
Alarm Clock Yes Yes Yes
Language English  English
Number of Buttons 3  3  2
Other Watch Functions Get Emails, Text Messages, Incoming Calls and Other App /View More... Personalize Dial, Control Music, Calendar Alerts, Social View More... Customizable Watch Faces, Calendar Alerts, Receive Notifi View More...
Dimensions
Weight 70 g  63 g
Diameter 46 mm 
Width 46 mm 
Height 0 mm 
Thickness 12 mm 
Warranty
Warranty Summary 2 Years International Warranty  1 Year Warranty  2 Years Warranty  1 Year Warranty
Warranty Service Type Customer needs to register the product for warranty at: wView More... 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 and Wear & Tear not covered under WarrantView More... Physical Damage  Physical Damage  Physical Damage
Domestic Warranty 1 Year  2 Year  1 Year
International Warranty 2 Year  1 Year
Audio and Video Features
Microphone Yes
Voice Control Yes
General
Sales Package Smartwatch, Wireless Charger, Quick Start Guide  Smartwatch, Charging Cable, User Manual  Smartwatch, Charger, User Manual  Smartwatch, Charging Dock, Travel Adapter, Strap, Quick S View More...
Model Number FTW4003  A1619  FTW4011  SM-R800NZSAINU
Model Name FTW4003 Smart Watch  Amazfit Stratos  4th Gen Explorist HR  Galaxy Watch 46 mm
Dial Shape Circle  Rectangle  Circle  Circle
Strap Color Brown  Black  Silver  Black
Strap Material Leather  Silicone  Stainless steel  Elastomer
Size Free Size  Free Size  Regular  Regular
Touchscreen Yes Yes Yes Yes
Water Resistant Yes Yes Yes Yes
Usage Watchphone  Fitness & Outdoor  Fitness & Outdoor  Fitness & Outdoor
Ideal For Men  Unisex  Men  Men
Dial Color Black  Black 
Water Resistance Depth 50 m  30 m  50 m
Dial Material stainless steel 
Product Details
Closure Strap Buckle  Metal Clasp  Strap Buckle
Sensor Light, Accelerometer, Gyroscope, Optical  Heart Rate Sensor  Accelerometer, Ambient Light, Gyroscope, Heart Rate  3-axis Accelerometer, Ggyro, Barometer, Heart Rate Sensor View More...
Compatible Device Android OS 4.3+ or iPhone 5/ iOS 9+  iPhone, Android Smartphones  iPhone, Android Smartphones  iPhone, Android Smartphones
Notification Yes Yes Yes
Notification Type Vibration  Vibration
Battery Type Lithium Polymer  Lithium Polymer
Battery Life 24 HOUR BATTERY LIFE **BASED ON USAGE**  Upto 11 Days (Based on Usage)  Upto 24 hrs (Based on Usage)  Upto 3 Days (Based on Usage)
Rechargeable Battery Yes Yes Yes
Charger Type Wireless/Magnetic Charge  AC Adapter and USB Cable  WPC Based Wireless Charging
Other Features Exchangeable Durable Watch Strap, 290 mAh Li-Polymer BattView More... Interchangeable Watch Band  22 mm Interchangeable Strap, 472 mAh Battery, US Military View More...
Charge Time 120 min  2 hrs 
Platform and Storage Features
Compatible Operating System Android & iOS  Android 4.4 and Above (Excluding Go Edition) and iOS 9.3 View More... Android & iOS
Operating System Androidwear  Wear OS by Google  Tizen Wearable OS
RAM 512 MB  512 MB 
Processor Name Qualcomm Snapdragon Wear 2100  Exynos 9110 Dual Core Processor
Internal Memory 4 GB  4 GB  4 GB
Number of Cores 2
Processor Speed 1.15 GHz
Connectivity Features
Call Function Yes No  No  No
Bluetooth Yes Yes Yes Yes
Wi-Fi No  Yes No  Yes
GPS Yes Yes Yes
Bluetooth Version v4.0  v4.1  v4.2
Other Connectivity Features Wi-Fi (802.11b/g/n)  NFC, Wi-Fi (802.11b/g/n)
Third Party App Support Downloadable 3rd Party Micro Apps  Yes