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Redmi Note 15 5G vs Vivo V21s comparison

 Sponsored Compare Redmi Note 15 5G
Redmi Note 15 5G
Compare Vivo V21s
Vivo V21s
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.77-inch6.44-inch
Front Camera20-megapixelUnspecified
Rear Camera108-megapixel + 8-megapixel64-megapixel + 8-megapixel + 2-megapixel
RAM8GB8GB
Storage128GB, 256GB128GB
Battery Capacity5520mAh4,000mAh
OSAndroid 15Android 12
Resolution1080x2392 pixels1080x2404 pixels
Processor-MediaTek Dimensity 800U
general
BrandXiaomiVivo
ModelRedmi Note 15 5GV21s
Release dateDecember 11, 2025November 17, 2022
Launched in IndiaNoNo
Form factorTouchscreen-
Body typePolycarbonate-
Dimensions (mm)164.00 x 75.42 x 7.35159.70 x 73.90 x 7.30
Weight (g)178.00176.00
IP ratingIP65-
Battery capacity (mAh)55204,000
Removable batteryNoNo
Fast charging45W Fast Charging33W Fast Charging
Wireless chargingNoNo
ColoursBlack, Glacier Blue, and Mist PurpleDusk Blue
display
Refresh Rate120 Hz90 Hz
Resolution StandardFHD+FHD+
Screen size (inches)6.776.44
TouchscreenYes-
Resolution1080x2392 pixels1080x2404 pixels
Protection typeGorilla Glass 7i-
Aspect ratio16:920:9
Pixels per inch (PPI)-409
hardware
Processor makeQualcomm Snapdragon 6 Gen 3MediaTek Dimensity 800U
RAM8GB8GB
Internal storage128GB, 256GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1TB-
Processor-octa-core
Dedicated microSD slot-No
camera
Rear camera108-megapixel + 8-megapixel64-megapixel (f/1.8) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras2-
Front camera20-megapixelUnspecified
No. of Front Cameras1-
Lens Type (Second Rear Camera)-Ultra Wide-Angle
Lens Type (Third Rear Camera)-Macro
software
Operating systemAndroid 15Android 12
SkinHyperOS 2Funtouch OS 12
connectivity
Wi-FiYesYes
BluetoothYesYes, v 5.10
NFCYesYes
USB Type-CYesYes
Wi-Fi standards supported-802.11 b/g/n/ac
GPS-Yes
Number of SIMs-2
Active 4G on both SIM cards-Yes
sim 1
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
5G-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
5G-Yes

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