Redmi 15A 5G vs Vivo S1 comparison

Show Only Differences Highlight Differences	Redmi 15A 5G	Vivo S1
key specs
Display	6.90-inch	6.38-inch
Front Camera	8-megapixel	32-megapixel
Rear Camera	32-megapixel	16-megapixel + 8-megapixel + 5-megapixel
RAM	4GB, 6GB	4GB
Storage	64GB, 128GB	128GB
Battery Capacity	6300mAh	4500mAh
OS	Android 16	Android Pie
Processor	-	MediaTek Helio P65
Resolution	-	1080x2340 pixels
general
Brand	Xiaomi	Vivo
Model	Redmi 15A 5G	S1
Release date	March 27, 2026	July 1, 2019
AI Enabled	Yes	-
Launched in India	Yes	Yes
Dimensions (mm)	171.56 x 79.47 x 8.15	159.53 x 75.23 x 8.13
Weight (g)	210.00	179.00
Battery capacity (mAh)	6300	4500
Colours	Awesome Blue, Amaze Purple, Ace Black	Skyline Blue, Diamond Black
Form factor	-	Touchscreen
Removable battery	-	No
Fast charging	-	Proprietary
Wireless charging	-	No
display
Refresh Rate	60 Hz	-
Screen size (inches)	6.90	6.38
Touchscreen	-	Yes
Resolution	-	1080x2340 pixels
Aspect ratio	-	19.5:9
hardware
RAM	4GB, 6GB	4GB
Internal storage	64GB, 128GB	128GB
Processor	-	octa-core
Processor make	-	MediaTek Helio P65 (MT6768)
Expandable storage	-	No
Dedicated microSD slot	-	No
camera
Rear camera	32-megapixel	16-megapixel (f/1.78) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4)
No. of Rear Cameras	2	-
Front camera	8-megapixel	32-megapixel (f/2.0)
No. of Front Cameras	1	-
software
Operating system	Android 16	Android Pie
Skin	HyperOS 3.0	Funtouch OS 9
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 5.40	Yes, v 5.00
USB OTG	Yes	Yes
USB Type-C	Yes	-
FM	Yes	-
Number of SIMs	2	2
Active 4G on both SIM cards	Yes	-
ratings
Overall NDTV Rating	-	Read Review
Design Rating	-
Display Rating	-
Software Rating	-
Performance Rating	-
Battery Life Rating	-
Camera Rating	-
Value for Money Rating	-
sim 1
SIM Type	-	Nano-SIM
sim 2
SIM Type	-	Nano-SIM
sensors
Fingerprint sensor	-	Yes
Compass/ Magnetometer	-	Yes
Proximity sensor	-	Yes
Accelerometer	-	Yes
Ambient light sensor	-	Yes
Gyroscope	-	Yes

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