Redmi Note 9 vs Xiaomi Mi A3 (6GB RAM, 128GB) comparison

Show Only Differences Highlight Differences	Redmi Note 9 (4GB RAM, 64GB)	Xiaomi Mi A3 (6GB RAM, 128GB)
ratings
Overall NDTV Rating	Read Review	Read Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display	6.53-inch	6.08-inch
Processor	MediaTek Helio G85	Qualcomm Snapdragon 665
Front Camera	13-megapixel	32-megapixel
Rear Camera	48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel	48-megapixel + 8-megapixel + 2-megapixel
RAM	4GB	6GB
Storage	64GB	128GB
Battery Capacity	5020mAh	4030mAh
OS	Android 10	Android 9.0
Resolution	1080x2340 pixels	720x1560 pixels
general
Brand	Xiaomi	Xiaomi
Model	Redmi Note 9	Mi A3
Release date	April 30, 2020	July 17, 2019
Launched in India	Yes	-
Form factor	Touchscreen	-
Dimensions (mm)	162.30 x 77.20 x 8.90	153.48 x 71.85 x 8.50
Weight (g)	199.00	173.80
Battery capacity (mAh)	5020	4030
Fast charging	Proprietary	Quick Charge 3.0
Colours	Aqua Green, Arctic White, Pebble Grey, Scarlet Red	Kind of Grey, More Than White, Not Just Blue
display
Screen size (inches)	6.53	6.08
Touchscreen	Yes	Yes
Resolution	1080x2340 pixels	720x1560 pixels
Aspect ratio	19.5:9	19.5:9
Protection type	-	Gorilla Glass
hardware
Processor	1.8GHz octa-core (6x1.8GHz + 2x2GHz)	2GHz octa-core
Processor make	MediaTek Helio G85	Qualcomm Snapdragon 665
RAM	4GB	6GB
Internal storage	64GB	128GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	512	256
Dedicated microSD slot	Yes	-
camera
Rear camera	48-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)	48-megapixel (f/1.79, 1.6-micron) + 8-megapixel (f/2.2) + 2-megapixel
Rear autofocus	Yes	Yes
Rear flash	Yes	Yes
Front camera	13-megapixel	32-megapixel (f/2.0, 1.6-micron)
software
Operating system	Android 10	Android 9.0
Skin	MIUI 11	-
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n	802.11 a/b/g/n/ac
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 5.00
NFC	Yes	-
Infrared	Yes	Yes
USB Type-C	Yes	Yes
Headphones	3.5mm	3.5mm
Number of SIMs	2	2
FM	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-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	Yes
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	-
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes

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