Pebble Time Round vs. Fitbit Alta vs. Garmin Forerunner 935 vs. Diesel On Full Guard vs. Fitbit Flex

 
Time Round
Alta
Forerunner 935
On Full Guard
Flex
 PebbleTime RoundRemove Buy NowFitbitAltaRemove Buy NowGarminForerunner 935Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$130$500$325$100
Release20152016201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 daysUp to 2 weeks1 day5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240454 x 454NA
Sizeroundn/a1.2 inches1.4 inchesNA
Touchn/aNA
Typee-paperOLEDLCDOMOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7n/a5 ATMIP671 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/aAndroid Wear 2.0NA
Apps
Music

All Wearables