Product
Samsung Galaxy A02
Samsung Galaxy A02
Samsung Galaxy M42 5G
Samsung Galaxy M42 5G
Battery
Charging - 15W wired
Type Li-Po 5000 mAh Li-Po 5000 mAh
Body
Build Glass front, plastic back, plastic frame -
Dimensions 164 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in) 164.4 x 75.9 x 8.6 mm (6.47 x 2.99 x 0.34 in)
SIM Nano-SIMNano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 206 g (7.27 oz) 190 g (6.70 oz)
Comms
Bluetooth 5.1, A2DP, LE 5.0, A2DP, LE
NFC No Yes
Positioning GPS, GLONASS GPS, GLONASS, GALILEO, BDS
Radio FM radio FM radio
USB microUSB 2.0 USB Type-C 2.0, OTG
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 1600 pixels, 20:9 ratio (~270 ppi density) 720 x 1600 pixels, 20:9 ratio (~266 ppi density)
Size 6.5 inches, 102.0 cm2 (~81.9% screen-to-body ratio) 6.6 inches, 105.2 cm2 (~84.3% screen-to-body ratio)
Type PLS LCD Super AMOLED
Features
Sensors Accelerometer Fingerprint (under display, optical), accelerometer, gyro, compass
  Virtual proximity sensing Virtual proximity sensing
Launch
Announced 2021, January 27 2021, April 28
Status Available. Released 2021, January 27 Available. Released 2021, May 01
Main Camera
Dual 13 MP, f/1.9, (wide), AF2 MP, f/2.4, (macro) -
Features LED flash LED flash, panorama, HDR
Quad - 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide) 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth)
Video 1080p@30fps 4K@30fps, 1080p@30fps, 720p@480fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
Internal 32GB 2GB RAM, 32GB 3GB RAM, 32GB 4GB RAM, 64GB 3GB RAM 128GB 6GB RAM, 128GB 8GB RAM
  eMMC 5.1 UFS 2.1
Misc
Colors Black, Blue Prism Dot Black, Prism Dot Gray
Models SM-A022F, SM-A022F/DS, SM-A022M, SM-A022M/DS, SM-A022G, SM-A022G/DS SM-M426B, SM-M426B/DS
SAR - 0.69 W/kg (head)    
SAR EU 0.65 W/kg (head)     1.71 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 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41
5G bands - 1, 3, 5, 7, 8, 28, 40, 41, 78 SA/NSA/Sub6
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
Platform
Chipset Mediatek MT6739W (28 nm) Qualcomm SM7225 Snapdragon 750G 5G (8 nm)
CPU Quad-core 1.5 GHz Cortex-A53 Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570)
GPU PowerVR GE8100 Adreno 619
OS Android 10, upgradable to Android 11, One UI Core 3.1 Android 11, upgradable to Android 13, One UI 5.1
Selfie camera
Features - HDR
Single 5 MP, f/2.0 20 MP, f/2.2, (wide)
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes