Pebble Time Round vs. TomTom Spark vs. Fitbit Zip vs. Withings Go vs. Amazfit T-Rex

 
Time Round
Spark
Zip
Go
T-Rex
 PebbleTime RoundRemove Buy NowTomTomSparkRemove Buy NowFitbitZipRemove Buy NowWithingsGoRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$150$60$80$140
Release20152015201220162019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 daysn/a6 months8 months20 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/an/a360 x 360
Sizeroundn/an/an/a1.3 inches
Touchn/a
Typee-paperLCDn/aE-InkAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/an/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATMSplash Resistant5 ATM5 ATM

Notifications

Phonen/an/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemPebble OSn/an/an/aBuild-in
Appsn/a
Music

All Wearables