Key Feature Comparison
At a Glance
Show differences only
Android, iOS
Android, iOS
Up to 21 Days
Up to 20 Days
AMOLED
AMOLED
Digital
Rectangular, Flat
Rectangular, Flat
Detailed Specs
Brand
Xiaomi
Xiaomi
Model
Mi Band 9
Mi Band 4
Launch Date
19-Jul-24
28-Feb-20
Price
Rs. 2,865
Rs. 2,298
Price Status
Expected
Confirmed
Market Status
Launched Globally
Available
Box Includes
-
Fitness Band, Charging Cable, Warranty Card, User Manual
Compatible OS
Android, iOS
Android, iOS
Battery Capacity
233 mAh
135 mAH
Battery Life
Up to 21 Days
Up to 20 Days
Battery Type
-
Li-Po
Charging Mode
-
via USB
Shape and Surface
Rectangular, Flat
Rectangular, Flat
Dimensions
46.5 x 21.6 x 10.99 mm
-
Weight
15 grams
22 grams
Strap Material
Silicon
-
Colours
Black, Blue, Argent, Pink Gold
Black, Blue, Purple, Red
Clock Face
Digital
-
Bluetooth
Yes
v5.0
USB Connectivity
No
No
NFC
-
Yes
Calories Intake/Burned
Yes
-
Distance
Yes
-
Steps
Yes
Yes
Sleep Quality
Yes
Yes
Active Minutes
Yes
-
Hours Slept
Yes
Yes
Heart Rate
Yes
Yes
Activity/Inactivity
Yes
-
Display Size
1.6 Inch
0.95 Inch
Display Resolution
192 x 490 pixels
120 x 240 pixels
Pixel Density
329 ppi
282 ppi
Display Technology
AMOLED
AMOLED
Touch Screen
Yes
Yes
Accelerometer
Yes
Yes
Gyro
-
Yes
Alarm Clock
Yes
Yes
Stopwatch
Yes
-
Reminders
-
Yes
Text Message
Yes
-
Incoming Call
Yes
Yes
Alarm
Yes
-
Timer
Yes
Yes
Weather
Yes
Yes
Calendar Reminder
-
Yes
Make Call
Yes
Yes
Receive Call
Yes
Yes
Camera Shutter Control
Yes
-
Find My Phone
Yes
-
Music Control
Yes
Yes
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