Watch Series 2 Vivoactive HR Watch Time Alta
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Basic Info

Suggested Price $269 $250 $349 $150 $130
Release 2016 2016 2015 2015 2016

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration 18 hours 13 hours to 8 days n/a 7 days 5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone n/a n/a
Mac n/a n/a n/a
Windows n/a n/a n/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution 340 x 272 or 390 x 312 148 x 205 400 x 400 168 x 144 n/a
Size 1.5 inches or 1.65 inches 1.38 inches 1.4 inches 1.26 inches n/a
Touch n/a
Type AMOLED n/a AMOLED e-paper OLED

Functions

Audio Speaker n/a
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 5ATM 5 ATM n/a 5 ATM n/a

Notifications

Phone
Emails n/a
Texts

Software

Operating System Watch OS n/a Android Wear Pebble OS n/a
Apps
Music n/a

All Wearables