Product
Vivo Y18 (India)
Vivo Y18 (India)
Samsung Galaxy M21
Samsung Galaxy M21
Battery
Charging 15W wired 15W wired
Type Li-Ion 5000 mAh Li-Po 6000 mAh
Body
Build Glass front, plastic frame, plastic back Glass front (Gorilla Glass 3), plastic back, plastic frame
Dimensions 163.6 x 75.6 x 8.4 mm (6.44 x 2.98 x 0.33 in) 159 x 75.1 x 8.9 mm (6.26 x 2.96 x 0.35 in)
SIM Nano-SIM + Nano-SIM Nano-SIMNano-SIM + Nano-SIM
Weight 185 g (6.53 oz) 188 g (6.63 oz)
  IP54 dust protected and water resistant (water splashes) -
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC No Yes (market/region dependent)
Positioning GPS, GALILEO, GLONASS, BDS, QZSS GPS, GLONASS, GALILEO, BDS
Radio FM radio FM radio, RDS, recording
USB USB Type-C 2.0, OTG USB Type-C 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Protection - Corning Gorilla Glass 3
Resolution 720 x 1612 pixels, 20:9 ratio (~269 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size 6.56 inches, 103.4 cm2 (~83.6% screen-to-body ratio) 6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio)
Type IPS LCD, 90Hz, 840 nits (HBM) Super AMOLED, 420 nits (peak)
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2024, May 03 2020, March 18
Status Available. Released 2024, May 03 Available. Released 2020, March 23
Main Camera
Features LED flash, panorama LED flash, panorama, HDR
Single 50 MP, f/1.8, (wide), PDAF 0.08 MP, f/3.0 (auxiliary lens) -
Triple - 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.2, (depth)
Video 1080p@30fps 4K@30fps, 1080p@30fps, 720p@240fps, gyro-EIS
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM 64GB 4GB RAM, 128GB 6GB RAM
  eMMC 5.1 UFS 2.1
Misc
Colors Space Black, Gem Green Midnight Blue, Raven Black
Models V2333, V2345 SM-M215F, SM-M215F/DS, SM-M215F/DSN
SAR 0.98 W/kg (head)     0.84 W/kg (body)     0.47 W/kg (head)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 3, 5, 8, 38, 40, 41 1, 3, 5, 7, 8, 20, 38, 40, 41
Speed HSPA, LTE HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Mediatek Helio G85 (12 nm) Exynos 9611 (10 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU Mali-G52 MC2 Mali-G72 MP3
OS Android 14, Funtouch 14 Android 10, upgradable to Android 11, One UI 3.1 Core
Selfie camera
Features - HDR
Single 8 MP, f/2.0, (wide) 20 MP, f/2.2, 26mm (wide)
Video Yes 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes