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Compare 5 products

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Fitbit Alta HR Activity Tracker
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Fitbit Charge 3 Activity Tracker
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Fitbit Flex 2 Activity Tracker
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Garmin Vivosmart 3 Activity Tracker
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Polar Loop 2 Activity Tracker
Available colors

Dimensions

Weight0.81 oz1.06 oz0.83 oz0.76 oz1.34 oz

Design

Colour of product
  • Black
  • Coral
  • Grey
  • Red
  • Black
  • Blue
  • Lavender
  • White
  • Black
  • Lavender
  • Magenta
  • Navy
Black
  • Black
  • Pink
  • Red
  • White

Features

Water resistantyesyesyes
N/A
yes
Fully Waterproofnoyesyes
N/A
yes
IP code (level of dust/water resistance)IP67IP68
N/A
N/A
IP68
Accelerometeryesyesyesyes
N/A
Heart rate monitoryesyes
N/A
yesyes
Caller IDyesyes
N/A
N/A
N/A
Calorie counteryesyesyesyesyes
Distance meteryesyesyesyesyes
Pedometeryesyesyesyesyes
Sleep readingyesyesyesyesyes
Touchscreenyesyesnoyesno
Vibration alarmyesyesyes
N/A
yes
Watchyesyesyes
N/A
yes
Altimeter
N/A
yes
N/A
N/A
N/A
Stopwatch
N/A
yes
N/A
yes
N/A
Status indicator (LED-diod)
N/A
N/A
yes
N/A
yes
Speedometer
N/A
N/A
N/A
N/A
yes
Support for HRM chest strap
N/A
N/A
N/A
N/A
yes

Connectivity

Bluetoothyesyesyesyesyes
Bluetooth version4.04.04.0
N/A
N/A
GPSnonono
N/A
no
NFCnoyesno
N/A
no

Power

Battery life7.0 day7.0 day5.0 day5.0 day8.0 day
Battery type
Lithium Polymer
Lithium Polymer
Lithium Polymer
N/A
Lithium Polymer
Charging via USByesyesyes
N/A
yes
Battery capacity
N/A
N/A
N/A
N/A
38.0 mAh

Often compared with Fitbit Alta HR

Often compared with Fitbit Charge 3

Often compared with Fitbit Flex 2

Often compared with Garmin Vivosmart 3

Often compared with Polar Loop 2