OnePlus Band vs Mi Smart Band 3i comparison

Compare OnePlus Band
Compare Mi Smart Band 3i
ratings
Overall NDTV RatingRead Review-
Design and comfort Rating-
Tracking accuracy Rating-
Companion app Rating-
Battery life Rating-
key specs
Display TypeAMOLEDAMOLED
Water ResistantYesYes
Heart Rate MonitorYesNo
Compatible DevicesAndroid PhonesAndroid phones, iPhone
Battery Life (Days)1420
general
BrandOnePlusMi
ModelBandSmart Band 3i
Release dateJanuary 11, 2021November 1, 2019
Model NumberW101N-
Model NameOnePlus BandBand 3i
ColorBlackBlack
Ideal ForUnisexUnisex
Suitable ForFitness, HealthSports, Fitness
Touch EnabledYesYes
Water ResistantYesYes
FunctionMessage notifications, Incoming call notification, Incoming call rejection, Music playback controls, Stopwatch, Timer, Alarm (vibration), Camera-shutter controls, Find My Phone, Zen Mode synchronisation (with select OnePlus phone models), Weather forecastShow Time/Date, Alarm Clock, Display / Reject Calls, View Messages, Idle Alert, Phone Unlock, Event Reminders, Phone Locator, Weather Forecast, App Notifications,
Dial ShapeRectangleOval
Reading Type-Digital
Material-Thermoplastic
display and battery features
Display Resolution126x194128 x 80 Pixels
Display TypeAMOLEDAMOLED
Backlight PresentYesYes
Battery Life (Days)1420
Battery Capacity (mAh)100110
Battery Type-Lithium Ion (Li-ion)
Charge Time (hours)-2.5
performance features
Water-Resistant Depth (metres)50-
connectivity features
Bluetooth EnabledYesYes
Bluetooth Versionv5.0v4.2
Wi-Fi Enabled-No
compatibility
Compatible DevicesAndroid PhonesAndroid phones, iPhone
Compatible Android Version-Android 4.4 and above
Compatible iOS Version-iOS 9.0 and above
activity tracking function
AlarmsYesYes
Calories BurnedYesYes
Distance CoveredYesYes
Heart Rate MonitorYesNo
Phone NotificationsYesYes
RemindersYesYes
Sleep TrackingYesYes
SPO2 MonitorYes-
Step CounterYesYes
Do Not Disturb Mode-Yes
Sedentary Reminder-Yes
workout modes
TreadmillYesYes
ExerciseYesYes
Outdoor RunningYesYes
CyclingYesYes
WalkingYesYes
SwimmingYes-
Other Workout ModesIndoor Run, Fat Burn Run, Outdoor Cycling, Indoor Cycling, Elliptical Trainer, Rowing Machine, Cricket, Badminton, Yoga, Free Training-
sensors
AccelerometerYesYes
GyroscopeYes-
Optical Heart Rate SensorYes-
Vibration MotorYes-
Pedometer-Yes
dimensions
Weight (grams)22.6-
Width (mm)17.6-
Height (mm)40.4-
Depth (mm)11.95-
Other Dimensions40.4x17.6x11.45mm (Main Tracker), 257x21.0x0.7mm (Band Strap only)-

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