Motorola Moto 360 (2nd Gen) vs. Pebble Time Steel vs. Polar M400 vs. Xiaomi Mi Band 2 vs. Amazfit Stratos

 
Moto 360 (2nd Gen)
Time Steel
M400
Mi Band 2
Stratos
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPebbleTime SteelRemove Buy NowPolarM400Remove Buy NowXiaomiMi Band 2Remove Buy NowAmazfitStratosRemove Buy Now

Basic Info

Suggested Price$300$250$200$23$199
Release20152015201420162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration1.5 days10 days8 hours to 30 days20 hours5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330168 x 144n/an/a320 x 300
Size1.37 inches or 1.56 inches1.26 inchesn/a0.42 inches1.34 inches
Touch
TypeLCDe-papern/aOLEDOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM3 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearPebble OSn/an/aProprietary
Apps
Musicn/a

All Wearables