Product
Samsung Galaxy A42 5G
Samsung Galaxy A42 5G
Samsung Galaxy M12
Samsung Galaxy M12
Battery
Charging 15W wired 15W wired
Type Li-Po 5000 mAh Li-Po 5000 mAh
Body
Build - Glass front, plastic back, plastic frame
Dimensions 164.4 x 75.9 x 8.6 mm (6.47 x 2.99 x 0.34 in) 164 x 75.9 x 9.7 mm (6.46 x 2.99 x 0.38 in)
SIM Nano-SIMNano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 193 g (6.81 oz) 212 g (7.48 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC Yes Yes
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, BDS
Radio FM radio Unspecified
USB USB Type-C 2.0 USB Type-C 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Resolution 720 x 1600 pixels, 20:9 ratio (~266 ppi density) 720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size 6.6 inches, 105.2 cm2 (~84.3% screen-to-body ratio) 6.5 inches, 102.0 cm2 (~81.9% screen-to-body ratio)
Type Super AMOLED PLS LCD, 90Hz
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (side-mounted), accelerometer
  - Virtual proximity sensing
Launch
Announced 2020, September 02 2021, April 19
Status Available. Released 2020, November 11 Available. Released 2021, April 30
Main Camera
Features LED flash, panorama, HDR LED flash, panorama, HDR
Quad 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF8 MP, f/2.2, 123˚ (ultrawide)5 MP, f/2.4, (macro)5 MP, f/2.4, (depth) 48 MP, f/2.0, (wide), 1/2.0", 0.8µm, PDAF 5 MP, f/2.2, 123˚ (ultrawide) 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth)
Video 4K@30fps, 1080p@30fps, 720p@480fps 1080p@30fps
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (dedicated slot)
Internal 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM 32GB 3GB RAM, 32GB 4GB RAM, 64GB 4GB RAM, 128GB 4GB RAM
  UFS 2.1 eMMC 5.1
Misc
Colors Prism Dot Black, Prism Dot White, Prism Dot Gray Black, Blue, Green
Models SM-A426B, SM-A426B/DS, SM-A4260, SM-A426U, SM-A426U1, SM-A426N SM-M127F, SM-M127F/DSN, SM-M127N
SAR EU 1.15 W/kg (head)     1.33 W/kg (body)     0.54 W/kg (head)     1.39 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 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41 - Europe 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
5G bands 1, 3, 5, 7, 8, 28, 40, 41, 78 SA/NSA/Sub6 - Europe -
Speed HSPA, LTE, 5G HSPA, LTE
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE
  2, 25, 41, 66, 71, 77, 78, 260, 261 SA/NSA/Sub6/mmWave - SM-A426U -
Platform
Chipset Qualcomm SM7225 Snapdragon 750 5G (8 nm) Exynos 850 (8 nm)
CPU Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570) Octa-core (4x2.0 GHz Cortex-A55 & 4x2.0 GHz Cortex-A55)
GPU Adreno 619 Mali-G52
OS Android 10, upgradable to Android 13, One UI 5 Android 11, One UI Core 3.1
Selfie camera
Features HDR HDR
Single 20 MP, f/2.2, (wide) 8 MP, f/2.2, (wide)
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
Tests
Battery (old) Endurance rating 144h -
Camera Photo / Video -
Display 570 nits max brightness (measured) -
Loudspeaker -30.1 LUFS (Below average) -
Performance AnTuTu: 324686 (v8)GeekBench: 1910 (v5.1)GFXBench: 33fps (ES 3.1 onscreen) -