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Xiaomi Mi 9 vs Xiaomi Redmi Note 4 (4GB RAM, 64GB)

Xiaomi Mi 9 vs Xiaomi Redmi Note 4 (4GB RAM, 64GB) comparison

Show Only Differences Highlight Differences	Xiaomi Mi 9 (64GB)	Xiaomi Redmi Note 4 (4GB RAM, 64GB)
key specs
Display	6.39-inch	5.50-inch
Processor	Qualcomm Snapdragon 855	Qualcomm Snapdragon 625
Front Camera	20-megapixel	5-megapixel
Rear Camera	48-megapixel + 12-megapixel + 16-megapixel	13-megapixel
RAM	6GB	4GB
Storage	128GB	64GB
Battery Capacity	3300mAh	4100mAh
OS	Android 9.0	Android 6.0
Resolution	1080x2340 pixels	1080x1920 pixels
general
Brand	Xiaomi	Xiaomi
Model	Mi 9	Redmi Note 4
Release date	February 1, 2019	August 1, 2016
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	157.50 x 74.67 x 7.61	151.00 x 76.00 x 8.30
Weight (g)	173.00	175.00
Battery capacity (mAh)	3300	4100
Fast charging	Proprietary	-
Wireless charging	Yes	-
Colours	Deep Grey, Holographic Illusion Blue, Holographic Illusion	0, Black, Dark Grey, Gold, Grey, Lake Blue
Launched in India	-	Yes
Removable battery	-	No
display
Screen size (inches)	6.39	5.50
Touchscreen	Yes	Yes
Resolution	1080x2340 pixels	1080x1920 pixels
Protection type	Gorilla Glass	-
Aspect ratio	19.5:9	16:9
Pixels per inch (PPI)	-	401
hardware
Processor	2.84GHz octa-core	2GHz octa-core
Processor make	Qualcomm Snapdragon 855	Qualcomm Snapdragon 625
RAM	6GB	4GB
Internal storage	128GB	64GB
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	128
camera
Rear camera	48-megapixel (f/1.75, 0.8-micron) + 12-megapixel (f/2.2, 1.0-micron) + 16-megapixel (f/2.2, 1.0-micron)	13-megapixel (f/2.0, 1.12-micron)
Rear autofocus	Yes	Phase detection autofocus
Rear flash	Yes	Dual LED
Front camera	20-megapixel (f/2.0, 0.9-micron)	5-megapixel (f/2.0)
software
Operating system	Android 9.0	Android 6.0
Skin	MIUI 10	MIUI 8
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 a/b/g/n
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 4.10
NFC	Yes	No
USB Type-C	Yes	-
Number of SIMs	2	2
Infrared	-	Yes
USB OTG	-	Yes
Micro-USB	-	Yes
Headphones	-	3.5mm
FM	-	Yes
Wi-Fi Direct	-	No
Mobile High-Definition Link (MHL)	-	No
sim 1
SIM Type	Nano-SIM	Micro-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sensors
Face unlock	Yes	-
3D face recognition	Yes	-
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Barometer	-	No
Temperature sensor	-	No
ratings
Overall NDTV Rating	-	Read Review
Design Rating	-
Display Rating	-
Software Rating	-
Performance Rating	-
Battery Life Rating	-
Camera Rating	-
Value for Money Rating	-

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