Features

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Camera and Display Features
Display Resolution 240 x 180 Pixels  454 x 454 pixel  312 x 390 Pixels  360 x 360 Pixels
Display Size 1.25 inch  1.39 inch  1.65 inch  1.33 inch
Display Type LCD  OLED Retina Display  Super AMOLED
Backlight Display Yes Yes
Scratch Resistant Yes Yes Yes
Other Display Features Ion-X (Strengthened Glass), Support Force Touch  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 Sleep Monitoring  Built in Fitness Tracker: Steps Count, Distance and CalorView More... Tracks: Distance, Pace, Steps, Sleep Quality, Calories Bu View More...
Date & Time Display Yes Yes Yes
Calendar Yes Yes Yes
Alarm Clock Yes Yes Yes
Language English
Number of Buttons 3  2  2
Other Watch Functions Customizable Watch Faces, Calendar Alerts, Receive Notifi View More...
Altimeter Yes Yes
Dimensions
Weight 303.3 g  63 g
Diameter 46 mm 
Width 46 mm 
Height 0 mm 
Thickness 12 mm 
Warranty
Warranty Summary 1 Year Warranty  2 Years International Warranty  1 Year Warranty  1 Year Warranty
Warranty Service Type Carry In  Customer needs to register the product for warranty at: wView More... Carry In  Carry In
Covered in Warranty Manufacturing Defects  Manufacturing Defects  Manufacturing Defects  Manufacturing Defects
Not Covered in Warranty Physical Damage  Physical Damage and Wear & Tear not covered under WarrantView More... Physical Damage  Physical Damage
Domestic Warranty 1 Year  1 Year
International Warranty 2 Year  1 Year
General
Sales Package Smartwatch, Charger, User Manual  Smartwatch, Wireless Charger, Quick Start Guide  Smartwatch, Magnetic Charging Cable (1 m), Band, Quick StView More... Smartwatch, Charging Dock, Travel Adapter, Strap, Quick S View More...
Model Number FB503GYBK  FTW4003  MTF32HN/A  SM-R800NZSAINU
Model Name Ionic  FTW4003 Smart Watch  Watch Series 3 GPS -  Galaxy Watch 46 mm
Dial Shape Square  Circle  Rectangle  Circle
Strap Color Black  Brown  Black  Black
Strap Material Elastomer  Leather  Silicone  Elastomer
Size Regular  Free Size  Regular  Regular
Touchscreen Yes Yes Yes Yes
Water Resistant Yes Yes Yes Yes
Usage Notifier, Fitness & Outdoor  Watchphone  Notifier, Fitness & Outdoor  Fitness & Outdoor
Ideal For Unisex  Men  Unisex  Men
Dial Color Black  Space Grey 
Water Resistance Depth 50 m  50 m  50 m
Dial Material stainless steel  Aluminium Case 
Product Details
Closure Strap Buckle
Sensor 3-axis Accelerometer, 3-axis Gyroscope, Optical Heart RatView More... Light, Accelerometer, Gyroscope, Optical  Barometric Altimeter, Heart Rate Sensor, Accelerometer, GView More... 3-axis Accelerometer, Ggyro, Barometer, Heart Rate Sensor View More...
Compatible Device iPhone, Android Smartphones  Android OS 4.3+ or iPhone 5/ iOS 9+  iPhone 5, 5c, 5s, SE, 6, 6 Plus, 6s, 6s Plus, 7 , 7 Plus,View More... iPhone, Android Smartphones
Notification Yes Messages, Calendar, Mail  Yes
Notification Type Text and Calender Alerts  Vibration
Battery Type Lithium Polymer  Lithium Ion  Lithium Polymer
Battery Life Upto 6 Days (Based on Usage)  24 HOUR BATTERY LIFE **BASED ON USAGE**  Upto 18 hours  Upto 3 Days (Based on Usage)
Rechargeable Battery Yes Yes Yes
Charger Type Wireless/Magnetic Charge  WPC Based Wireless Charging
Other Features Wireless Syncing  22 mm Interchangeable Strap, 472 mAh Battery, US Military View More...
Maximum Operating Altitude 9144 m 
Charge Time 120 min  120 min  90 min 
Platform and Storage Features
Compatible Operating System Android & iOS  iOS 10 and Above  Android & iOS
Operating System Fitbit OS  Androidwear  watchOS 4  Tizen Wearable OS
RAM 512 MB 
Processor Name S3  Exynos 9110 Dual Core Processor
Internal Memory 4 GB  8 GB  4 GB
Number of Cores Dual Core  2
Processor Speed 1.15 GHz
Connectivity Features
Call Function No  Yes No  No
Bluetooth Yes Yes Yes Yes
Wi-Fi Yes No  Yes Yes
GPS Yes Yes Yes
Bluetooth Version v4.0  v4.2  v4.2
Other Connectivity Features Wi-Fi (802.11b/g/n)  Wi-Fi (802.11b/g/n 2.4 GHz)  NFC, Wi-Fi (802.11b/g/n)
Messaging Support No 
Call Features Incoming Call Alerts 
Third Party App Support Downloadable 3rd Party Micro Apps