Samsung Gear S vs. Samsung Gear S3 vs. Fitbit Flex 2 vs. Xiaomi Mi Band 2 vs. Fitbit Ionic

 
Gear S
Gear S3
Flex 2
Mi Band 2
Ionic
 SamsungGear SRemove Buy NowSamsungGear S3Remove Buy NowFitbitFlex 2Remove Buy NowXiaomiMi Band 2Remove Buy NowFitbitIonicRemove Buy Now

Basic Info

Suggested Price$250$350$100$23$299
Release20132016201620162017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Stepsn/a
Swim

Battery

Durationn/a4 days5 days20 hours4+ days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Colorn/a
Resolution480 x 360360 x 360n/an/a348x250
Size2 inches1.3 inchesn/a0.42 inches1.42
Touchn/a
TypeSuper AMOLEDFullcolor AODLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP685 ATMIP6750m

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenn/an/aFitbit OS
Apps
Music

All Wearables