Redmi 15A 5G vs Oppo F21 Pro comparison

Show Only Differences Highlight Differences	Redmi 15A 5G	Oppo F21 Pro
key specs
Display	6.90-inch	6.43-inch
Front Camera	8-megapixel	32-megapixel
Rear Camera	32-megapixel	64-megapixel + 2-megapixel + 2-megapixel
RAM	4GB, 6GB	8GB
Storage	64GB, 128GB	128GB
Battery Capacity	6300mAh	4500mAh
OS	Android 16	Android 12
Processor	-	Qualcomm Snapdragon 680
Resolution	-	1080x2400 pixels
general
Brand	Xiaomi	Oppo
Model	Redmi 15A 5G	F21 Pro
Release date	March 27, 2026	April 12, 2022
AI Enabled	Yes	-
Launched in India	Yes	Yes
Dimensions (mm)	171.56 x 79.47 x 8.15	159.90 x 73.20 x 7.49
Weight (g)	210.00	175.00
Battery capacity (mAh)	6300	4500
Colours	Awesome Blue, Amaze Purple, Ace Black	Cosmic Black, Sunset Orange
Form factor	-	Touchscreen
display
Refresh Rate	60 Hz	90 Hz
Screen size (inches)	6.90	6.43
Resolution Standard	-	FHD
Resolution	-	1080x2400 pixels
Protection type	-	Gorilla Glass
Aspect ratio	-	20:9
Pixels per inch (PPI)	-	409
hardware
RAM	4GB, 6GB	8GB
Internal storage	64GB, 128GB	128GB
Processor	-	octa-core
Processor make	-	Qualcomm Snapdragon 680
camera
Rear camera	32-megapixel	64-megapixel (f/1.7) + 2-megapixel (f/3.3) + 2-megapixel (f/2.4)
No. of Rear Cameras	2	3
Front camera	8-megapixel	32-megapixel (f/2.4)
No. of Front Cameras	1	1
Rear autofocus	-	Yes
Rear flash	-	Yes
software
Operating system	Android 16	Android 12
Skin	HyperOS 3.0	ColorOS 12.1
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 5.40	Yes, v 5.10
USB OTG	Yes	-
USB Type-C	Yes	Yes
FM	Yes	-
Number of SIMs	2	2
Active 4G on both SIM cards	Yes	-
Wi-Fi standards supported	-	802.11 a/b/g/n/ac
Headphones	-	3.5mm
sim 1
SIM Type	-	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
sim 2
SIM Type	-	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
sensors
In-Display Fingerprint Sensor	-	Yes
Compass/ Magnetometer	-	Yes
Proximity sensor	-	Yes
Accelerometer	-	Yes
Ambient light sensor	-	Yes
Gyroscope	-	Yes

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