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Compare 5 products

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Fitbit Charge Activity Tracker
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Fitbit Charge 2 Activity Tracker
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Fitbit Charge HR Activity Tracker
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Fitbit Flex 2 Activity Tracker
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Polar A370 Activity Tracker
Available colors

General

Braceletyesyesyesyesyes
Bracelet Width0.83 in0.84 in0.83 in0.43 in0.93 in
Clipsnonononono
Bracelet Thickness
N/A
0.5 in
N/A
0.27 in0.53 in

Image

Displayyesyesyesnoyes
Display typeOLEDOLEDOLEDLEDTFT
Screen resolution
N/A
N/A
N/A
N/A
80 x 160
Screen size
N/A
N/A
N/A
N/A
0.96 in

Dimensions

Weight7.05 oz1.23 oz0.49 oz0.83 oz1.32 oz

Design

Colour of product
  • Black
  • Blue
  • Grey
  • Purple
  • Black
  • Blue
  • Grey
  • Lavender
  • Purple
  • Teal
  • Black
  • Blue
  • Green
  • Orange
  • Pink
  • Purple
  • Tangerine
  • Black
  • Lavender
  • Magenta
  • Navy
  • Black
  • Blue
  • Pink
  • White

Features

Water resistantyesyesyesyesyes
Fully Waterproofnononoyesyes
Heart rate monitoryesyesyes
N/A
yes
Caller IDyesyesyes
N/A
N/A
Calorie counteryesyesyesyesyes
Distance meteryesyesyesyesyes
Pedometeryesyesyesyesyes
Sleep readingyesyesyesyesyes
Stopwatchyesyesyes
N/A
yes
Touchscreennoyesnonoyes
Vibration alarmyesyesyesyesyes
Watchyesyesyesyesyes
IP code (level of dust/water resistance)
N/A
IP34
N/A
N/A
N/A
Accelerometer
N/A
yesyesyes
N/A
Altimeter
N/A
yesyes
N/A
N/A
Status indicator (LED-diod)
N/A
N/A
yesyes
N/A
Support for HRM chest strap
N/A
N/A
yes
N/A
N/A
Speedometer
N/A
N/A
N/A
N/A
yes

Connectivity

Bluetoothyesyesyesyesyes
Bluetooth version4.04.0 LE4.04.04.0
GPSnonononono
NFCnonononono

Compatibility

Compatible devices
  • Android
  • iPad
  • iPhone
  • iPod
  • Windows Phone
  • Android
  • iPad
  • iPhone
  • iPod
  • Windows Phone
  • Android
  • iPad
  • iPhone
  • iPod
  • Windows Phone
  • Android
  • iPad
  • iPhone
  • iPod
  • Windows Phone
  • Android
  • iPad
  • iPhone
  • iPod

Power

Battery life10.0 day5.0 day5.0 day5.0 day4.0 day
Battery type
Lithium Polymer
Lithium Polymer
Lithium Polymer
Lithium Polymer
Lithium Polymer
Charging via USByesyesyesyesyes
Battery capacity
N/A
N/A
N/A
N/A
110.0 mAh

Often compared with Fitbit Charge

Often compared with Fitbit Charge 2

Often compared with Fitbit Charge HR

Often compared with Fitbit Flex 2

Often compared with Polar A370