Compare Smartwatches, Hybrid Watches, Fitness trackers and Smartbands!
Compare Wearables
Jaybird Reign vs. Polar M400 vs. Xiaomi Mi Band
Jaybird
Reign
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Polar
M400
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Xiaomi
Mi Band
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Basic Info
Suggested Price
$150
$200
$15
Release
2015
2014
2015
Activity & Fitness
Calories
Cycling (Bicycling)
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Swim
Battery
Duration
5 days
8 hours
30 days
Rechargeable
Compatibility
Android
iOS
Windows Phone
Mac
n/a
Windows
n/a
Connectivity
Bluetooth
Cellular
GPS
NFC
Wi-Fi
Display
Color
n/a
Resolution
n/a
128x128
n/a
Size
n/a
n/a
Touch
n/a
n/a
Type
LED
LCD
n/a
Functions
Audio Speaker
Alerts only
Clock
Phone
Vibration
Voice
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance
3 ATM
IP67
Notifications
Phone
Emails
Texts
Software
Operating System
n/a
n/a
Apps
Music
More Info & Buy
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More by the Same Brands
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