Apple Watch Series 3 vs. Fitbit Flex 2 vs. Diesel On Full Guard vs. Mobvoi TicWatch E vs. Polar A370

 
Watch Series 3
Flex 2
On Full Guard
TicWatch E
A370
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowDieselOn Full GuardRemove Buy NowMobvoiTicWatch ERemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$329$100$325$159$179.95
Release20172016201720172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days1 day1.5-2 daysUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a454 x 454400 x 400160 x 80
Size1.5 inches or 1.65 inchesn/a1.4 inches1.4 inches1.18 inches
Touchn/a
TypeAMOLEDLEDOMOLEDOLEDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP67IP67WR30

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aAndroid Wear 2.0Android Wear 2.0
Apps
Music

All Wearables