Fitbit Alta vs Fitbit Flex

Full Comparison

General

Fitbit AltaFitbit AltaFitbit FlexFitbit Flex
Bracelet
yesYes
yesYes
Bracelet Width
0.61 in
0.55 in
Clips
noNo
noNo

Image

Fitbit AltaFitbit AltaFitbit FlexFitbit Flex
Display
yesYes
noNo

Dimensions

Fitbit AltaFitbit AltaFitbit FlexFitbit Flex
Colour of product
Black, Blue, Gold, Green, Pink, Purple, Silver, Turquoise
Black, Blue, Green, Grey, Orange, Pink, Purple, Red, Turquoise, Yellow
Weight
0.07 lb
0.02 lb

Features

Fitbit AltaFitbit AltaFitbit FlexFitbit Flex
Water resistant
yesYes
yesYes
Fully Waterproof
noNo
noNo
Calorie counter
yesYes
yesYes
Distance meter
yesYes
yesYes
Pedometer
yesYes
yesYes
Sleep reading
yesYes
yesYes
Touchscreen
yesYes
yesYes
Vibration alarm
yesYes
yesYes
Watch
yesYes
yesYes

Connectivity

Fitbit AltaFitbit AltaFitbit FlexFitbit Flex
Bluetooth
yesYes
yesYes
Bluetooth version
4.0
4.0
GPS
noNo
noNo
NFC
noNo
yesYes

Compatibility

Fitbit AltaFitbit AltaFitbit FlexFitbit Flex
Compatible devices
Android, iPad, iPhone, iPod, Windows Phone
Android, iPad, iPhone, iPod, Windows Phone

Power

Fitbit AltaFitbit AltaFitbit FlexFitbit Flex
Battery life
5 day
5 day
Battery type
Li-polymer
Li-polymer
Charging via USB
yesYes
yesYes

Often compared to Alta

Often compared to Flex