Fitbit Charge 2 vs. Microsoft Band 2 vs. Fitbit Ionic vs. Fitbit Flex vs. HTC re Grip

 
Charge 2
Band 2
Ionic
Flex
re Grip
 FitbitCharge 2Remove Buy NowMicrosoftBand 2Remove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$250$299$100$199
Release20162015201720132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)4+ days5 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128348x250NA160 x 32
Sizen/a1.36 inches1.42NA1.8 inches
Touchn/aNA
TypeOLEDCapacitative TFTOLEDLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX750m1 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSNANA
Apps
Music

All Wearables