Fitbit Charge 4 vs Fitbit Alta HR Smart Band comparison

Show Only Differences Highlight Differences	Fitbit Charge 4	Fitbit Alta HR Smart Band
key specs
Water Resistant	Yes	Yes
Heart Rate Monitor	Yes	Yes
Compatible Devices	iOS and Android	Android & iPhone
Battery Life (Days)	7	-
Display Type	-	LED
general
Brand	Fitbit	Fitbit
Model	Charge 4	Alta HR Smart Band
Release date	March 31, 2020	-
Reading Type	Digital	Digital
Ideal For	Unisex	Unisex
Suitable For	Sports, Fitness	Fitness
Water Resistant	Yes	Yes
Model Number	-	Alta HR
Color	-	Black
Touch Enabled	-	Yes
Function	-	Call, Text & Calendar Alerts, Auto Sleep Tracking & Sleep Stages
Dial Shape	-	Rectangle
display and battery features
Battery Life (Days)	7	-
Battery Type	Lithium Polymer (Li-poly)	-
Display Type	-	LED
Backlight Present	-	Yes
performance features
Water-Resistant Depth (metres)	50	-
Shock Resistant	-	Yes
connectivity features
Bluetooth Enabled	Yes	Yes
Bluetooth Version	v4	v4
compatibility
Compatible Devices	iOS and Android	Android & iPhone
activity tracking function
Heart Rate Monitor	Yes	Yes
Step Counter	Yes	Yes
Alarms	-	Yes
Blood Pressure Monitor	-	Yes
Distance Covered	-	Yes
Sleep Tracking	-	Yes
sensors
Accelerometer	Yes	-
Barometric Altimeter	Yes	-
Optical Heart Rate Sensor	Yes	-
Vibration Motor	Yes	-
dimensions
Width (mm)	22.7	-
Height (mm)	35.8	-
Depth (mm)	12.5	-

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