Product
Samsung Galaxy A01 Core
Samsung Galaxy A01 Core
Samsung Galaxy M21 2021
Samsung Galaxy M21 2021
Battery
Charging - 15W wired
Type Li-Ion 3000 mAh Li-Po 6000 mAh
Body
Build Plastic back, plastic frame Glass front, plastic back, plastic frame
Dimensions 141.7 x 67.5 x 8.6 mm (5.58 x 2.66 x 0.34 in) 159 x 75.1 x 9 mm (6.26 x 2.96 x 0.35 in)
SIM Nano-SIMNano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 150 g (5.29 oz) 192 g (6.77 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC No Yes (market/region dependent)
Positioning GPS GPS, GLONASS, GALILEO, BDS
Radio FM radio FM radio, RDS, recording
USB microUSB 2.0 USB Type-C 2.0
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Resolution 720 x 1480 pixels, 18.5:9 ratio (~311 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size 5.3 inches, 71.3 cm2 (~74.5% screen-to-body ratio) 6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio)
Type PLS LCD Super AMOLED, 420 nits (peak)
Features
Sensors Accelerometer Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2020, July 21 2021, July 21
Status Available. Released 2020, August 06 Available. Released 2021, July 26
Main Camera
Features LED flash LED flash, panorama, HDR
Single 8 MP, f/2.2, AF -
Triple - 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (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 16GB 1GB RAM, 16GB 2GB RAM, 32GB 2GB RAM 64GB 4GB RAM, 128GB 6GB RAM
  eMMC 5.1 -
Misc
Colors Black, Blue, Red Charcoal Black, Arctic Blue
Models SM-A013F, SM-A013F/DS, SM-A013G, SM-A013G/DS, SM-A013M SM-M215G, SM-M215G/DS
SAR - 0.47 W/kg (head)    
SAR EU 0.64 W/kg (head)     1.18 W/kg (body)     -
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, 7, 8, 20, 28, 38, 40, 41 1, 3, 5, 7, 8, 20, 38, 40, 41
Speed HSPA 21.1/5.76 Mbps, LTE HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Mediatek MT6739 (28 nm) Exynos 9611 (10 nm)
CPU Quad-core 1.5 GHz Cortex-A53 Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU PowerVR GE8100 Mali-G72 MP3
OS Android 10 (Go edition) Android 11, One UI 3.1 Core
Selfie camera
Features - HDR
Single 5 MP, f/2.4 20 MP, f/2.2, 26mm (wide)
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes