Fitbit Flex 2 vs. Amazfit Cor vs. Samsung Gear 2 vs. Polar Loop vs. HTC re Grip

 
Flex 2
Cor
Gear 2
Loop
re Grip
 FitbitFlex 2Remove Buy NowAmazfitCorRemove Buy NowSamsungGear 2Remove Buy NowPolarLoopRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$79.99$300$100$199
Release20162018201420132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration5 days12 days2-3 days5 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a80 x 160320 x 320NA160 x 32
Sizen/a1.23 inches1.63 inchesNA1.8 inches
Touchn/a
TypeLEDIPS LCDSuper AMOLEDLEDPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP672 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSNANA
Apps
Music

All Wearables