M400 Activite Steel Forerunner 235 Vivoactive 3 Flex
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Basic Info

Suggested Price $200 $170 $299.99 $299 $100
Release 2014 2015 2017 2017 2013

Activity & Fitness

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

Battery

Duration 8 hours to 30 days 8 months 9 days 7 days 5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution n/a n/a 215 x 180 240 x 240 NA
Size n/a 1.3 inches 1.23 inches 1.2 inches NA
Touch NA
Type n/a Analog MIP MIP LED

Functions

Audio Speaker Alerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 3 ATM 5 ATM 5 ATM 5 ATM 1 ATM

Notifications

Phone
Emails
Texts

Software

Operating System n/a n/a NA
Apps
Music

All Wearables