Vivo S1 Prime vs Vivo Y21d 6GB

VIVO S1 PRIME

Rs. 49,999

Vivo S1 Prime
Key Specs
Display 6.38"
Battery 4500 mAh
Camera 48 MP + 8 MP + 2 MP + 2 MP
Storage 128 GB 8 GB RAM
Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 20, 38, 40, 41
SpeedHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/150 Mbps
Launch
Announced2020, August 12
StatusAvailable. Released 2020, August 12
Body
Dimensions159.3 x 75.2 x 8.7 mm (6.27 x 2.96 x 0.34 in)
Weight190.2 g (6.70 oz)
BuildGlass front, plastic back, plastic frame
SIMHybrid Dual SIM (Nano-SIM, dual stand-by)
Display for Vivo S1 Prime
TypeAMOLED capacitive touchscreen, 16M colors
Size6.38 inches, 99.9 cm2 (~83.4% screen-to-body ratio)
Resolution1080 x 2340 pixels, 19.5:9 ratio (~404 ppi density)
Platform
OSAndroid 9.0 (Pie), Funtouch 9.2
ChipsetQualcomm SDM665 Snapdragon 665 (11 nm)
CPUOcta-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPUAdreno 610
Memory
Card slotmicroSDXC (uses shared SIM slot)
Internal128GB 8GB RAM
 UFS 2.1
Main Camera
Quad48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
FeaturesLED flash, HDR, panorama
Video1080p@30fps
Selfie camera
Single16 MP, f/2.0, (wide), 1/3.06" 1.0µm
FeaturesHDR
Video1080p@30fps
Sound
Loudspeaker Yes
3.5mm jack Yes
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
USB2.0, Type-C 1.0 reversible connector, USB On-The-Go
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
 Non-removable Li-Po 4500 mAh battery
ChargingFast charging 18W
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VIVO Y21D 6GB

Rs. 49,999

Vivo Y21d 6GB
Key Specs
Display 6.68""
Battery 6500 mAh
Camera 50 MP + 0.08 MP
Storage 128GB Built-in
Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 38, 40, 41
Speed HSPA, LTE
Launch
Announced 2025, September
Status Available. Released 2025, October 7
Body
Dimensions -
Weight -
Build Glass front, plastic frame, plastic back
SIM Nano-SIM + Nano-SIM
Display for Vivo Y21d 6GB
Type IPS LCD
Size 6.68 inches, 102.3 cm2 (~81.8% screen-to-body ratio)
Resolution 1608 × 720 pixels, 20:9 ratio (~270 ppi density)
Platform
OS Android 11, Funtouch 11.1
Chipset Mediatek MT6769 Helio G70 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
GPU Mali-G52 2EEMC2
Memory
Card slot microSDXC (dedicated slot)
Internal 128GB 6GB RAM
Main Camera
Dual 50 MP, f/2.2, (wide), PDAF
0.08 MP, f/2.4, (macro)
Features LED flash
Video 1080p@30fps
Selfie camera
Single 5 MP, f/2.0, (wide)
Video 1080p@30fps
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS
NFC No
Radio FM radio
USB USB Type-C 2.0, OTG
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass
Battery
Type 6500 mAh
Charging 18W wired