Samsung Galaxy M21s vs Vivo Y28 8GB

Key Specs
Display 6.4"
Battery 6000 mAh
Camera 64 MP + 8 MP + 5 MP
Storage 128 GB 6 GB RAM
Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands LTE
SpeedHSPA 42.2/5.76 Mbps, LTE-A
Launch
Announced2020, November 06
StatusAvailable. Released 2020, November 06
Body
Dimensions159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in)
Weight191 g (6.74 oz)
BuildGlass front (Gorilla Glass 3), plastic back, plastic frame
SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Display for Samsung Galaxy M21s
TypeSuper AMOLED, 420 nits (typ)
Size6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio)
Resolution1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
ProtectionCorning Gorilla Glass 3
Platform
OSAndroid 10, One UI 2.5
ChipsetExynos 9611 (10nm)
CPUOcta-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPUMali-G72 MP3
Memory
Card slotmicroSDXC
Internal64GB 4GB RAM, 128GB 6GB RAM
Main Camera
Triple64 MP, (wide), PDAF
8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.2, (depth)
FeaturesLED flash, panorama, HDR
Video4K@30fps, 1080p@30fps, gyro-EIS
Selfie camera
Single32 MP
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, BDS
NFCNo
RadioFM radio, RDS, recording
USBUSB Type-C 2.0
Features
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
TypeLi-Po 6000 mAh, non-removable
ChargingFast charging 15W
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VIVO Y28 8GB

Rs. 44,999

Vivo Y28 8GB
Key Specs
Display 6.56""
Battery 5000 mAh
Camera 50 MP + Auxiliary lens
Storage 128GB Built-in
Network
Technology GSM / HSPA / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 28, 38, 40, 41
5G bands 1, 3, 5, 8, 28, 77, 78 SA/NSA
Speed HSPA, LTE, 5G
Launch
Announced 2024, January 07
Status Available. Released 2024, January 07
Body
Dimensions 163.7 x 75.4 x 8.1 mm (6.44 x 2.97 x 0.32 in)
Weight 186 g (6.56 oz)
Build Glass front, plastic frame, plastic back
SIM Hybrid Dual SIM (Nano-SIM, dual stand-by)
 IP54, water and dust resistant
Display for Vivo Y28 8GB
Type IPS LCD, 90Hz, 840 nits (HBM)
Size 6.56 inches, 103.4 cm2 (~83.8% screen-to-body ratio)
Resolution 720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Platform
OS Android 13, Funtouch 13
Chipset Mediatek Dimensity 6020 (7 nm)
CPU Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Mali-G57 MC2
Memory
Card slot microSDXC (uses shared SIM slot)
Internal 128GB 8GB RAM
 UFS 2.2
Main Camera
Dual 50 MP, f/1.8, (wide), PDAF
2 MP, f/2.4, (depth)
Features LED flash, panorama
Video 1080p@30fps
Selfie camera
Single 8 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
Bluetooth 5.1, A2DP, LE
Positioning GPS, GALILEO, GLONASS, BDS, QZSS
NFC No
Radio FM radio
USB USB Type-C 2.0, OTG
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass
Battery
Type Li-Ion 5000 mAh, non-removable
Charging 15W wired
Reverse wired