Product
Samsung Galaxy M31s
Samsung Galaxy M31s
Samsung Galaxy A52
Samsung Galaxy A52
Battery
Charging 25W wired4.5W reverse wired 25W wired, 50% in 30 min
Type Li-Po 6000 mAh Li-Po 4500 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) 159.9 x 75.1 x 8.4 mm (6.30 x 2.96 x 0.33 in)
SIM Nano-SIMNano-SIM + Nano-SIM Nano-SIMNano-SIM + Nano-SIM
Weight 203 g (7.16 oz) 189 g (6.67 oz)
  - IP67 dust/water resistant (up to 1m for 30 min)
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, 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 Corning Gorilla Glass 5
Resolution 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) 1080 x 2400 pixels, 20:9 ratio (~407 ppi density)
Size 6.5 inches, 102.0 cm2 (~86.1% screen-to-body ratio) 6.5 inches, 101.0 cm2 (~84.1% screen-to-body ratio)
Type Super AMOLED Super AMOLED, 90Hz, 800 nits (HBM)
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, compass Fingerprint (under display, optical), accelerometer, gyro, compass
  Virtual proximity sensing Virtual proximity sensing
Launch
Announced 2020, July 30 2021, March 17
Status Available. Released 2020, August 06 Available. Released 2021, March 26
Main Camera
Features LED flash, panorama, HDR LED flash, panorama, HDR
Quad - 64 MP, f/1.8, 26mm (wide), 1/1.7", 0.8µm, PDAF, OIS 12 MP, f/2.2, 123˚ (ultrawide), 1.12µm 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth)
Triple 64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF12 MP, f/2.2, 123˚ (ultrawide)5 MP, f/2.4, (macro)5 MP, f/2.4, (depth) -
Video 4K@30fps, 1080p@30fps, gyro-EIS 4K@30fps, 1080p@30/60fps; gyro-EIS
Memory
Card slot microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
Internal 128GB 6GB RAM, 128GB 8GB RAM 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
  UFS 2.1 -
Misc
Colors Mirage Black, Mirage Blue Awesome Black, Awesome White, Awesome Violet, Awesome Blue
Models SM-M317F, SM-M317F/DS SM-A525F, SM-A525F/DS, SM-A525M, SM-A525M/DS
SAR 1.38 W/kg (head)     -
SAR EU - 0.35 W/kg (head)     0.84 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, 26, 28, 38, 40, 41, 66 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 32, 38, 40, 41, 66
Speed HSPA, LTE HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Exynos 9611 (10 nm) Qualcomm SM7125 Snapdragon 720G (8 nm)
CPU Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
GPU Mali-G72 MP3 Adreno 618
OS Android 10, upgradable to Android 12, One UI 4.1 Android 11, upgradable to Android 14, One UI 6.1
Selfie camera
Features HDR HDR
Single 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Video 4K@30fps, 1080p@30fps 4K@30fps, 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes, with stereo speakers
Tests
Battery (old) - Endurance rating 105h
Camera - Photo / Video
Display - 794 nits max brightness (measured)
Loudspeaker - -27.0 LUFS (Good)
Performance - AnTuTu: 261282 (v8) GeekBench: 5865 (v4.4), 1577 (v5.1) GFXBench: 15fps (ES 3.1 onscreen)