vivo S1 vs vivo Y21a

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vivo S1 vivo Y21a
PHONES
Phone Names vivo S1 vivo Y21a
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 3, 5, 7, 8, 20, 38, 40, 41 - Asia1, 3, 5, 8, 38, 40, 41
SpeedHSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/150 MbpsHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
 1, 3, 5, 8, 34, 38, 39, 40, 41 - China-
Launch
Announced2019, July 17. Released 2019, July2022, January 22
StatusDiscontinuedAvailable. Released 2022, February 14
Body
BuildGlass front, plastic back, plastic frameGlass front, plastic frame, plastic back
Dimensions159.5 x 75.2 x 8.1 mm (6.28 x 2.96 x 0.32 in)164.3 x 76.1 x 8 mm (6.47 x 3.00 x 0.31 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight179 g (6.31 oz)182 g (6.42 oz)
Display
Resolution1080 x 2340 pixels, 19.5:9 ratio (~404 ppi density)720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size6.38 inches, 99.9 cm2 (~83.3% screen-to-body ratio)6.51 inches, 102.3 cm2 (~81.8% screen-to-body ratio)
TypeSuper AMOLEDIPS LCD
 Always-on display-
Platform
CPUOcta-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)Octa-core 2.0 GHz Cortex-A53Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) - Egypt
ChipsetMediatek MT6768 Helio P65 (12 nm)Mediatek MT6762 Helio P22 (12 nm)Mediatek MT6765 Helio P35 (12 nm) - Egypt
GPUMali-G52 MC2PowerVR GE8320
OSAndroid 9.0 (Pie), Funtouch 9Android 11, Funtouch 11.1
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 256GB 6GB RAM64GB 4GB RAM
 eMMC 5.1-
Main Camera
Dual-13 MP, f/2.2, (wide), PDAF 2 MP (macro)
FeaturesLED flash, HDR, panoramaLED flash
Single-8 MP, f/1.8, (wide)
Triple16 MP, f/1.8, (wide), 1/2.8", 1.12µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm Auxiliary lens-
Video1080p@30fps1080p@30fps
Selfie camera
FeaturesHDRHDR
Single32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm8 MP, f/1.8, (wide)
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCNoNo
PositioningGPS, GLONASS, GALILEO, BDSGPS, GLONASS, GALILEO, BDS
RadioFM radioFM radio
USBmicroUSB 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, proximity, compassFingerprint (side-mounted), accelerometer, proximity, compass
Battery
Charging18W wired18W wired 2.5W reverse wired
Type4500 mAh, non-removable5000 mAh
Misc
ColorsDiamond Black, Skyline Blue, Cosmic GreenMidnight Blue, Diamond Glow
Models1907, V1907, 1907_19, V1913A-
PriceAbout 230 EUR-
Pricing
128GB 4GB RAM₹ 17,200-
128GB 6GB RAM₹ 17,200-
64GB 6GB RAM₹ 17,990-