Vivo Y3s vs Xiaomi Redmi 15a
Product
Price
159 USD
159 USD
Status
Available
Available
Brand
Vivo Mobiles
Xiaomi Mobiles
Model No
V1901A, V1901T
Xiaomi Redmi 15a
Launch Date
2020, October 26
2026, March 27
Technology
GSM / CDMA / HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 & TD-SCDMA
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 2100
HSDPA 850 / 900 / 2100
4G bands
1, 3, 5, 8, 34, 38, 39, 40, 41
1, 3, 5, 8, 28, 40, 41
Speed
HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
HSPA, LTE, 5G
5G bands
1, 3, 5, 8, 28, 40, 41, 78 SA/NSA
Dimensions
159.4 x 76.8 x 8.9 mm (6.28 x 3.02 x 0.35 in)
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Weight
190.5 g (6.74 oz)
210 g (7.41 oz)
Build
Glass front, plastic back, plastic frame
SIM
Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM + Nano-SIM
Colors
Dark Blue, Light Blue, Red
Black, Blue, Purple
Type
IPS LCD
IPS LCD, 120Hz, 800 nits (peak)
Size
6.35 inches, 99.6 cm2 (~81.4% screen-to-body ratio)
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Resolution
720 x 1544 pixels (~268 ppi density)
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
OS
Android 9.0 (Pie), Funtouch 9
Android 16, HyperOS 3, up to 4 major Android upgrades
Chipset
Mediatek MT6765 Helio P35 (12nm)
Unisoc T8300 (6 nm)
CPU
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
PowerVR GE8320
Mali-G57 MC2
RAM
4GB
eMMC 5.1
4GB/6GB
Storage
128GB
64GB/128GB
Card Slot
microSDXC (dedicated slot)
Lens 1
13 MP, f/2.2, PDAF
32 MP, f/2.0, (wide), 1.12µm, AF
Lens 2
2 MP, f/2.4, (depth)
Auxiliary lens
Features
LED flash, HDR, panorama
Video
1080p@30fps, 720p@120fps
Lens 1
8 MP, f/1.8
8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Video
1080p@30fps
1080p@30fps
Features
HDR
Capacity
Li-Po 5000 mAh, non-removable
6300 mAh
Charging
Charging 10W
15W wired
7.5W reverse wired
Sensors
Fingerprint (rear-mounted), accelerometer, proximity, compass
Fingerprint (side-mounted), accelerometer, compass
Virtual proximity sensing
Loudspeaker
Yes
Yes
3.5mm jack
Yes
Yes
WLAN
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
5.0, A2DP, LE
5.4, A2DP, LE
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
GPS, GLONASS, GALILEO, BDS
NFC
No
Radio
Unspecified
FM radio, recording
USB
microUSB 2.0, USB On-The-Go
USB Type-C 2.0, OTG