Product
Samsung Galaxy M31s
Samsung Galaxy M31s
Samsung Galaxy A23
Samsung Galaxy A23
Battery
Charging 25W wired4.5W reverse wired 25W wired
Type Li-Po 6000 mAh Li-Po 5000 mAh
Body
Build - Glass front (Gorilla Glass 5), plastic frame, plastic back
Dimensions 159.3 x 74.4 x 9.3 mm (6.27 x 2.93 x 0.37 in) 165.4 x 76.9 x 8.4 mm (6.51 x 3.03 x 0.33 in)
SIM Nano-SIMNano-SIM + Nano-SIM Nano-SIMNano-SIM + Nano-SIM
Weight 203 g (7.16 oz) 195 g (6.88 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC Yes (market/region dependent) Yes (market/region dependent)
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, BDS
Radio FM radio, RDS, recording FM radio
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 Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 3 Corning Gorilla Glass 5
Resolution 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) 1080 x 2408 pixels, 20:9 ratio (~400 ppi density)
Size 6.5 inches, 102.0 cm2 (~86.1% screen-to-body ratio) 6.6 inches, 104.9 cm2 (~82.5% screen-to-body ratio)
Type Super AMOLED PLS LCD, 90Hz
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, compass Fingerprint (side-mounted), accelerometer, gyro, compass
Virtual proximity sensing Virtual proximity sensing
Launch
Announced 2020, July 30 2022, March 04
Status Available. Released 2020, August 06 Available. Released 2022, March 25
Main Camera
Features LED flash, panorama, HDR LED flash, panorama, HDR
Quad -
Triple -
Video 4K@30fps, 1080p@30fps, gyro-EIS 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 128GB 6GB RAM, 128GB 8GB RAM 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
UFS 2.1 eMMC 5.1
Misc
Colors Mirage Black, Mirage Blue Black, White, Peach, Blue
Models SM-M317F, SM-M317F/DS SM-A235F, SM-A235F/DS, SM-A235F/DSN, SM-A235M, SM-A235M/DS, SM-A235N
SAR
SAR EU -
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 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA, LTE HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Exynos 9611 (10 nm) Qualcomm SM6225 Snapdragon 680 4G (6 nm)
CPU Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
GPU Mali-G72 MP3 Adreno 610
OS Android 10, upgradable to Android 12, One UI 4.1 Android 12, upgradable to Android 14, One UI 6.1
Selfie camera
Features HDR -
Single 8 MP, f/2.2, (wide)
Video 4K@30fps, 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
Tests
Battery (old) - Endurance rating 130h
Camera - Photo / Video
Display - 1241:1 contrast ratio, 464 nits max brightness (measured)
Loudspeaker - -27.6 LUFS (Good)
Performance - AnTuTu: 273554 (v9) GeekBench: 1632 (v5.1) GFXBench: 6.7fps (ES 3.1 onscreen)