Pebble 2 vs. Fitbit Zip vs. Fitbit Alta HR vs. Fitbit Flex vs. HTC re Grip

 
2
Zip
Alta HR
Flex
re Grip
 Pebble2Remove Buy NowFitbitZipRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$129$60$150$100$199
Release20162012201720132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days6 months7 days5 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128 x 36NA160 x 32
Sizen/an/a1.4 inchesNA1.8 inches
TouchNA
Typee-papern/aOLEDLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplash Resistant1 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNANA
Apps
Music

All Wearables