Pebble Time Round vs. Amazfit Bip vs. Samsung Gear 2 vs. Fitbit Alta HR vs. Fitbit Flex

 
Time Round
Bip
Gear 2
Alta HR
Flex
 PebbleTime RoundRemove Buy NowAmazfitBipRemove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$99.99$300$150$100
Release20152018201420172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration2 days30 days2-3 days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a176 x 176320 x 320128 x 36NA
Sizeround1.28 inches1.63 inches1.4 inchesNA
TouchNA
Typee-paperNASuper AMOLEDOLEDLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IP68IP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSTizen OSNA
Apps
Music

All Wearables