EFOSHM V8 vs Polaroid B521

EFOSHM V8 Polaroid B521

Basic Info

Wear TypeWristbandWristband
Price
Ratings

Activity & Fitness

Activity Yes YesBoth track daily activity
Calories Yes YesBoth show estimated calories burned
Sleep Yes YesBoth track sleep pattern
Heart Rate / Pulse No YesPolaroid B521 tracks heart rate
Distance Yes YesBoth track your running/walking distance
Steps Yes YesBoth track how many steps you take
Stairs / Floors No NoBoth don't have elevation feature
Exercise Tagging No NoBoth don't have exercise tagging
Smart Coach No NoBoth don't have coaching feature
Goal Setting No NoBoth don't have goal setting
Inactivity Alert No YesPolaroid B521 helps you stay active with inactivity alert

Additional Features

GPS No NoBoth don't have built-in GPS support
Compass No NoBoth don't have a compass
Watch / Clock Yes YesBoth have watch
Alarm Clock Yes YesBoth have alarm clock
Reminders Yes YesBoth have reminder app
Stopwatch Yes YesBoth have stopwatch
Music Playback No NoBoth don't have music playback
ReportsActivity, SleepActivity, Sleep

Smartphone Remote Features

Notifications Yes YesBoth show smartphone notifications
Caller ID Yes YesBoth show caller ID notification
Music Control Yes YesBoth allow control smartphone music player
Call Control Yes NoEFOSHM V8 allows you control phone calls
Camera Control Yes YesBoth devices can control your smartphone's camera
Find Phone No NoBoth don't have a find phone feature

Battery

Durationn/an/a
Battery TypeRechargeable BatteryRechargeable Battery

Physical Specs

Weather Resistance Yes Yes
Waterproof No No
IP Ratingn/an/a
Weightn/an/a

User Interface

DisplayLCD ScreenOLED Screen
Display Size1.48 inches0,91 inches
Screen Resolution n/a 128*32 pixels
Color Display Yes No
Touch Screen Yes No

Compatibility

Android Yes YesBoth compatible with Android devices
iOS Yes YesBoth compatible iOS devices
OS X/Mac No NoBoth don't compatible MAC OS X devices
Windows Phone No NoBoth don't compatible with Windows Phone devices
Windows No NoBoth don't have a find phone feature
Web Portal No NoBoth don't have online web portal option
Social Features No NoBoth don't have social features

Connectivity

Bluetooth Yes YesBoth have Bluetooth data transfer technology
Wi-Fi No NoBoth don't have Wi-Fi connection
NFC No NoBoth don't have NFC connectivity
ANT+ No NoBoth don't provide ANT+ wireless technology
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EFOSHM V8

Polaroid B521