Image of a Watch Series 2Image of a Model OneImage of a SteelImage of a OneImage of a Talkband B2
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Basic Info

Suggested Price$269$595$150$100$180
Release20162015201420122015

Activity & Fitness

Caloriesn/a
Cycling (Bicycling)n/a
Distancen/a
Heartn/a
Oxygenn/a
Sleepn/a
Stepsn/a
Swimn/a

Battery

Duration18 hours2 days5-7 days10-14 days3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a168 x 144n/a128 x 88
Size1.5 inches or 1.65 inchesn/a1.26 inchesn/a0.73 inches
Touch
TypeAMOLEDn/ae-paperOLEDPMOLED

Functions

Audio Speakern/aBluetooth
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5ATM5 ATM5 ATMSplast ResistantIP57

Notifications

Phonen/a
Emails
Texts

Software

Operating SystemWatch OSn/aPebble OSn/an/a
Appsn/a
Music

All Wearables