Xiaomi Mi 11 Ultra vs Redmi 8A Du comparison

Show Only Differences Highlight Differences	Xiaomi Mi 11 Ultra	Redmi 8A Dual
ratings
Overall NDTV Rating	Read Review	-
Design Rating		-
Display Rating		-
Software Rating		-
Performance Rating		-
Battery Life Rating		-
Camera Rating		-
Value for Money Rating		-
key specs
Display (Primary)	6.81-inch	-
Processor	Qualcomm	Qualcomm Snapdragon 439
Front Camera	20-megapixel	8-megapixel
Rear Camera	50-megapixel + 48-megapixel + 48-megapixel	13-megapixel + 2-megapixel
RAM	12GB	2GB
Storage	256GB	32GB
Battery Capacity	5000mAh	5000mAh
OS	Android 11	Android 9.0
Resolution	1440x3200 pixels	720x1520 pixels
Display	-	6.22-inch
general
Brand	Xiaomi	Xiaomi
Model	Mi 11 Ultra	Redmi 8A Dual
Release date	March 29, 2021	February 11, 2020
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	164.30 x 74.60 x 8.38	156.48 x 75.41 x 9.40
Weight (g)	234.00	188.00
IP rating	IP68	-
Battery capacity (mAh)	5000	5000
Fast charging	Proprietary	Proprietary
Wireless charging	Yes	-
Colours	-	Sky White, Sea Blue, Midnight Grey
display
Screen size (inches)	6.81	6.22
Touchscreen	Yes	Yes
Resolution	1440x3200 pixels	720x1520 pixels
Protection type	Gorilla Glass	Gorilla Glass
Aspect ratio	20:9	19:9
Pixels per inch (PPI)	515	-
second display
Screen size (inches)	1.10	-
Touchscreen	Yes	-
Resolution	126x294 pixels	-
hardware
Processor	octa-core	1.45GHz octa-core (4x1.95GHz + 4x1.45GHz)
Processor make	Qualcomm	Qualcomm Snapdragon 439
RAM	12GB	2GB
Internal storage	256GB	32GB
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	512
Dedicated microSD slot	-	Yes
camera
Rear camera	50-megapixel (f/1.95) + 48-megapixel (f/2.2) + 48-megapixel	13-megapixel (f/2.2, 1.12-micron) + 2-megapixel (f/2.4, 1.75-micron)
No. of Rear Cameras	3	-
Rear autofocus	Yes	Yes
Rear flash	Yes	Yes
Front camera	20-megapixel (f/2.3)	8-megapixel (f/2.0, 1.12-micron)
No. of Front Cameras	1	-
Pop-Up Camera	No	-
Front autofocus	Yes	-
software
Operating system	Android 11	Android 9.0
Skin	MIUI 12.5	MIUI 11
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac/ax	802.11 b/g/n
GPS	Yes	Yes
Bluetooth	Yes, v 5.20	Yes, v 4.20
NFC	Yes	-
USB Type-C	Yes	Yes
Headphones	No	3.5mm
Number of SIMs	2	2
Wi-Fi Direct	-	Yes
Active 4G on both SIM cards	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
5G	Yes	-
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
5G	Yes	-
sensors
Face unlock	Yes	Yes
In-Display Fingerprint Sensor	Yes	-
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	-

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