Redmi A4 5G vs Vivo S9 5G comparison

Show Only Differences Highlight Differences	Redmi A4 5G	Vivo S9 5G
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	6.88-inch	6.40-inch
Processor	Qualcomm Snapdragon 4s Gen 2	MediaTek Dimensity 1100
Front Camera	5-megapixel	44-megapixel + 8-megapixel
Rear Camera	50-megapixel + Unspecified	64-megapixel + 8-megapixel + 2-megapixel
RAM	4GB, 6GB	8GB, 12GB
Storage	64GB, 128GB	128GB, 256GB
Battery Capacity	5160mAh	4000mAh
OS	Android 14	Android 11
Resolution	720x1640 pixels	1080x2400 pixels
general
Brand	Redmi	Vivo
Model	A4 5G	S9 5G
Release date	November 20, 2024	March 4, 2021
Launched in India	Yes	No
Dimensions (mm)	171.88 x 77.80 x 8.22	158.39 x 73.87 x 7.35
Weight (g)	212.35	173.00
IP rating	IP52	-
Battery capacity (mAh)	5160	4000
Removable battery	No	-
Wireless charging	No	-
Colours	Sparkling Purple, Starry Bllack	Midnight Blue, White, and Aurora Blue
Form factor	-	Touchscreen
Fast charging	-	Proprietary
display
Refresh Rate	120 Hz	-
Resolution Standard	HD+	-
Screen size (inches)	6.88	6.40
Touchscreen	Yes	Yes
Resolution	720x1640 pixels	1080x2400 pixels
Aspect ratio	-	20:9
hardware
Processor	octa-core	octa-core
Processor make	Qualcomm Snapdragon 4s Gen 2	MediaTek Dimensity 1100
RAM	4GB, 6GB	8GB, 12GB
Internal storage	64GB, 128GB	128GB, 256GB
Expandable storage	Yes	-
Expandable storage type	microSD	-
Expandable storage up to (GB)	1-24	-
Dedicated microSD slot	Yes	-
camera
Rear camera	50-megapixel (f/1.8) + Unspecified	64-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras	2	3
Front camera	5-megapixel (f/2.2)	44-megapixel (f/2.0) + 8-megapixel (f/2.28)
No. of Front Cameras	1	2
Rear autofocus	-	Yes
Rear flash	-	Yes
software
Operating system	Android 14	Android 11
Skin	HyperOS	OriginOS 1
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	-
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes
USB Type-C	Yes	Yes
Number of SIMs	2	2
Active 4G on both SIM cards	Yes	-
NFC	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
5G	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
5G	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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