Product
Samsung Galaxy M21s
Samsung Galaxy M21s
Samsung Galaxy F42 5G
Samsung Galaxy F42 5G
Battery
Charging 15W wired 15W wired
Type Li-Po 6000 mAh Li-Po 5000 mAh
Body
Build Glass front (Gorilla Glass 3), plastic back, plastic frame Glass front, plastic frame, plastic back
Dimensions 159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in) 167.2 x 76.4 x 9 mm (6.58 x 3.01 x 0.35 in)
SIM Nano-SIMNano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 191 g (6.74 oz) 203 g (7.16 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC No No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, BDS
Radio FM radio FM radio, recording
USB USB Type-C 2.0 USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 3 -
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density) 1080 x 2408 pixels, 20:9 ratio (~400 ppi density)
Size 6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio) 6.6 inches, 104.9 cm2 (~82.1% screen-to-body ratio)
Type Super AMOLED, 420 nits (peak) TFT LCD, 90Hz
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2020, November 06 2021, September 29
Status Available. Released 2020, November 06 Available. Released 2021, October 03
Main Camera
Features LED flash, panorama, HDR LED flash, panorama, HDR
Triple 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm5 MP, f/2.2, (depth) 64 MP, f/1.8, (wide), PDAF 5 MP, f/2.2, 115˚ (ultrawide), 1/5.0", 1.12µm 2 MP, f/2.4, (depth)
Video 4K@30fps, 1080p@30fps, gyro-EIS 1152p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 6GB RAM 128GB 6GB RAM, 128GB 8GB RAM
  eMMC 5.1 -
Misc
Colors Blue, Black Matte Aqua, Matte Black
Models SM-F415F, SM-F415F/DS SM-E426B, SM-E426B/DS
SAR 0.38 W/kg (head)     0.47 W/kg (head)    
SAR EU 0.48 W/kg (head)     1.13 W/kg (body)     0.94 W/kg (head)     1.23 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41
5G bands - 1, 3, 5, 7, 8, 20, 28, 38, 41, 78, 79 SA/NSA/Sub6
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
Platform
Chipset Exynos 9611 (10 nm) Mediatek Dimensity 700 (7 nm)
CPU Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Mali-G72 MP3 Mali-G57 MC2
OS Android 10, One UI 2.5 Android 11, upgradable to Android 13, One UI core 5
Selfie camera
Features HDR -
Single 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm 8 MP, f/2.0, (wide)
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes