Pebble Classic vs. Fitbit Alta vs. Fitbit Flex vs. Garmin Vivosmart 4 vs. HTC re Grip

 
Classic
Alta
Flex
Vivosmart 4
re Grip
 PebbleClassicRemove Buy NowFitbitAltaRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$99$130$100$130$199
Release20132016201320182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days5 days5 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/aNA48 x 128160 x 32
Size1.26 inchesn/aNA0.74 inches1.8 inches
Touchn/aNA
Typee-paperOLEDLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a1 ATM5 ATMIP57

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/aNANA
Apps
Music

All Wearables