Xiaomi Mix Fold 4 vs Xiaomi Redmi Note 9 4G comparison

Show Only Differences Highlight Differences	Xiaomi Mix Fold 4	Xiaomi Redmi Note 9 4G
key specs
Display (Primary)	7.98-inch	-
Processor	Snapdragon 8 Gen 3	-
Front Camera	20-megapixel	8-megapixel
Rear Camera	50-megapixel + 50-megapixel + 10-megapixel + 12-megapixel	48-megapixel + 8-megapixel + 2-megapixel
RAM	12GB	4GB
Storage	256GB	128GB
Battery Capacity	5100mAh	6000mAh
OS	Android 14	Android 10
Resolution	2224x2488 pixels	1080x2340 pixels
Display	-	6.53-inch
general
Brand	Xiaomi	Xiaomi
Model	Mix Fold 4	Redmi Note 9 4G
Release date	July 22, 2024	November 26, 2020
Launched in India	No	No
Form factor	Foldable	Touchscreen
Thickness	9.47	-
Weight (g)	226.00	198.00
IP rating	IPX8	-
Battery capacity (mAh)	5100	6000
Removable battery	No	-
Fast charging	67W Turbo Charge	Proprietary
Wireless charging	Yes	-
Wireless Charging Type	50W	-
Colours	Black, Gentian Blue Dragon Fibre, White	Smoke Wave Blue, Misty Green, and Feather Black
Dimensions (mm)	-	162.30 x 77.20 x 9.60
display
Refresh Rate	120 Hz	-
Screen size (inches)	7.98	6.53
Touchscreen	Yes	Yes
Resolution	2224x2488 pixels	1080x2340 pixels
Aspect ratio	-	19.5:9
second display
Screen size (inches)	6.56	-
Touchscreen	Yes	-
Resolution	2520x1080 pixels	-
hardware
Processor	octa-core	-
Processor make	Snapdragon 8 Gen 3	Qualcomm Snapdragon 662
RAM	12GB	4GB
Internal storage	256GB	128GB
Expandable storage	No	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	512
Dedicated microSD slot	-	Yes
camera
Rear camera	50-megapixel + 50-megapixel + 10-megapixel + 12-megapixel	48-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras	4	-
Front camera	20-megapixel	8-megapixel (f/2.0)
No. of Front Cameras	2	-
Lens Type (Second Rear Camera)	Telephoto	-
Lens Type (Third Rear Camera)	Ultra Wide-Angle	-
Rear flash	-	Yes
software
Operating system	Android 14	Android 10
Skin	HyperOS	MIUI 12
connectivity
Wi-Fi 7	Yes	-
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac/ax	802.11 a/b/g/n
GPS	Yes	Yes
Bluetooth	Yes, v 5.40	Yes, v 4.20
NFC	Yes	-
USB Type-C	Yes	Yes
Number of SIMs	2	2
Infrared	-	Yes
Headphones	-	3.5mm
FM	-	Yes
Wi-Fi Direct	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM + CDMA	-
5G	Yes	-
3G	-	Yes
4G/ LTE	-	Yes
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	-
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Face unlock	-	Yes
sim 2
SIM Type	-	Nano-SIM
3G	-	Yes
4G/ LTE	-	Yes

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