Mi Smart Band 3i vs Lenovo Cardio 2 Smart Band comparison

Show Only Differences Highlight Differences	Mi Smart Band 3i	Lenovo Cardio 2 Smart Band
key specs
Display Type	AMOLED	OLED
Water Resistant	Yes	Yes
Heart Rate Monitor	No	Yes
Compatible Devices	Android phones, iPhone	Android Phones
Battery Life (Days)	20	20
general
Brand	Mi	Lenovo
Model	Smart Band 3i	Cardio 2 Smart Band
Release date	November 1, 2019	-
Model Name	Band 3i	Cardio 2
Color	Black	Black
Reading Type	Digital	Digital
Ideal For	Unisex	Unisex
Material	Thermoplastic	-
Suitable For	Sports, Fitness	-
Touch Enabled	Yes	Yes
Water Resistant	Yes	Yes
Function	Show Time/Date, Alarm Clock, Display / Reject Calls, View Messages, Idle Alert, Phone Unlock, Event Reminders, Phone Locator, Weather Forecast, App Notifications,	-
Dial Shape	Oval	Rectangle
Model Number	-	HX06H
display and battery features
Display Resolution	128 x 80 Pixels	-
Display Type	AMOLED	OLED
Backlight Present	Yes	-
Battery Life (Days)	20	20
Battery Type	Lithium Ion (Li-ion)	Lithium Ion (Li-ion)
Charge Time (hours)	2.5	-
Battery Capacity (mAh)	110	100
connectivity features
Wi-Fi Enabled	No	Yes
Bluetooth Enabled	Yes	Yes
Bluetooth Version	v4.2	v5.0
compatibility
Compatible Devices	Android phones, iPhone	Android Phones
Compatible Android Version	Android 4.4 and above	-
Compatible iOS Version	iOS 9.0 and above	-
activity tracking function
Alarms	Yes	Yes
Calories Burned	Yes	Yes
Distance Covered	Yes	Yes
Do Not Disturb Mode	Yes	-
Heart Rate Monitor	No	Yes
Phone Notifications	Yes	Yes
Reminders	Yes	Yes
Sedentary Reminder	Yes	Yes
Sleep Tracking	Yes	Yes
Step Counter	Yes	Yes
workout modes
Treadmill	Yes	-
Exercise	Yes	-
Outdoor Running	Yes	Yes
Cycling	Yes	Yes
Walking	Yes	Yes
sensors
Accelerometer	Yes	-
Pedometer	Yes	-
Optical Heart Rate Sensor	-	Yes
Vibration Motor	-	Yes
performance features
Water-Resistant Depth (metres)	-	50
dimensions
Weight (grams)	-	18.1
Depth (mm)	-	7.3

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