Vivo S1 4GB vs Vivo Y21

VIVO S1 4GB

Rs. 35,999

Vivo S1 4GB
Key Specs
Display6.38
Battery4500 mAh
Camera16 MP + 8 MP + 2 MP
Storage128 GB 4 GB RAM
Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 850 / 900 / 2100
4G bandsLTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) - Asia
LTE band 1(2100), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
SpeedHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/150 Mbps
Launch
Announced2019, September
StatusAvailable
Body
Dimensions159.5 x 75.2 x 8.1 mm (6.28 x 2.96 x 0.32 in)
Weight179 g (6.31 oz)
SIMDual SIM (Nano-SIM, dual stand-by)
Display for Vivo S1 4GB
TypeSuper AMOLED capacitive touchscreen, 16M colors
Size6.38 inches, 99.9 cm2 (~83.3% screen-to-body ratio)
Resolution1080 x 2340 pixels, 19.5:9 ratio (~404 ppi density)
Always-on display
Platform
OSAndroid 9.0 (Pie); Funtouch 9
ChipsetMediatek MT6768 Helio P65 (12nm)
CPUOcta-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
GPUMali-G52 MC2
Memory
Card slotmicroSD, up to 256 GB (dedicated slot)
Internal128GB Built-in, 4GB RAM
Main Camera
Triple16 MP, f/1.8, (wide), 1/2.8", 1.12µm, PDAF
8 MP, f/2.2, 13mm (ultrawide)
2 MP, f/2.4, depth sensor
FeaturesLED flash, HDR, panorama
Video1080p@30fps
Selfie camera
Single32 MP, f/2.0
FeaturesHDR
Video1080p@30fps
Sound
LoudspeakerYes
3.5mm jackYes
Active noise cancellation with dedicated mic
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth5.0, A2DP, LE
GPSYes, with A-GPS, GLONASS, GALILEO, BDS
RadioFM radio
USBmicroUSB 2.0, USB On-The-Go
Features
SensorsFingerprint (under display, optical), accelerometer, proximity, compass
Battery
Non-removable Li-Po 4500 mAh battery
ChargingFast battery charging 18W
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VIVO Y21

Rs. 59,699

Vivo Y21
Key Specs
Display6.51"
Battery5000 mAh
Camera13 MP + 2 MP
Storage128GB Built-in
Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 850 / 900 / 2100
4G bands1, 3, 5, 8, 38, 40, 41
SpeedHSPA 42.2/5.76 Mbps, LTE
Launch
Announced2021, August 20
StatusAvailable. Released 2021, August 20
Body
Dimensions164.3 x 76.1 x 8 mm (6.47 x 3.00 x 0.31 in)
Weight182 g (6.42 oz)
SIMDual SIM (Nano-SIM, dual stand-by)
Display for Vivo Y21
TypeIPS LCD
Size6.51 inches, 102.3 cm2 (~81.8% screen-to-body ratio)
Resolution720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Platform
OSAndroid 11, Funtouch 11.1
ChipsetMediatek MT6765 Helio P35 (12nm)
CPUOcta-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPUPowerVR GE8320
Memory
Card slotmicroSDXC (dedicated slot)
Internal64GB 4GB RAM, 128GB 4GB RAM
Main Camera
Dual13 MP, f/2.2, (wide), PDAF
2 MP, f/2.4, (macro)
FeaturesLED flash
Video1080p@30fps
Selfie camera
Single8 MP, f/2.0, (wide)
Video1080p@30fps
Sound
LoudspeakerYes
3.5mm jackYes
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth5.0, A2DP, LE
GPSYes, with A-GPS, GLONASS, GALILEO, BDS
NFCNo
RadioFM radio
USBUSB Type-C 2.0, USB On-The-Go
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
TypeLi-Po 5000 mAh, non-removable
ChargingFast charging 18W

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