Pebble Time Round vs. TomTom Spark vs. Fitbit Alta vs. Pebble Core vs. HTC re Grip

 
Time Round
Spark
Alta
Core
re Grip
 PebbleTime RoundRemove Buy NowTomTomSparkRemove Buy NowFitbitAltaRemove Buy NowPebbleCoreRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$200$150$130$99$199
Release20152015201620162020

Activity & Fitness

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

Battery

Duration2 daysn/a5 daysNA5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/aNA160 x 32
Sizeroundn/an/aNA1.8 inches
Touchn/aNA
Typee-paperLCDOLEDNAPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATMn/aNAIP57

Notifications

Phonen/aNA
Emailsn/an/aNA
Textsn/aNA

Software

Operating SystemPebble OSn/an/aNANA
Apps
Music

All Wearables