Watch Series 2 ZenWatch 2 Flex 2 Charge 2 Talkband B2
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Basic Info

Suggested Price $269 $150 $100 $150 $180
Release 2016 2016 2016 2016 2015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration 18 hours n/a 5 days 5 days 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color n/a
Resolution 340 x 272 or 390 x 312 320 x 320 n/a n/a 128 x 88
Size 1.5 inches or 1.65 inches 1.63 inches or 1.45 inch n/a n/a 0.73 inches
Touch n/a n/a
Type AMOLED AMOLED LED OLED PMOLED

Functions

Audio Speaker Bluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 5ATM IP67 5 ATM n/a IP57

Notifications

Phone
Emails n/a
Texts n/a

Software

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

All Wearables