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Compare Wearables
Apple Watch vs. Jawbone UP24 vs. Polar M400
Apple
Watch
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Jawbone
UP24
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Polar
M400
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Basic Info
Suggested Price
$349
$130
$200
Release
2015
2013
2014
Activity & Fitness
Calories
Cycling (Bicycling)
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Swim
Battery
Duration
18 hours
14 days
8 hours
Rechargeable
Compatibility
Android
iOS
Windows Phone
Mac
n/a
n/a
Windows
n/a
n/a
Connectivity
Bluetooth
Cellular
GPS
NFC
Wi-Fi
Display
Color
Resolution
340 x 272
or 390 x 312
n/a
128x128
Size
1.5 inches
or 1.65 inches
n/a
Touch
n/a
Type
AMOLED
n/a
LCD
Functions
Audio Speaker
Alerts only
Clock
Phone
Vibration
Voice
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance
IPX7
Splash resistant
3 ATM
Notifications
Phone
Emails
Texts
Software
Operating System
Watch OS
n/a
Apps
Music
More Info & Buy
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