Product
Samsung Galaxy A31
Samsung Galaxy A31
Samsung Galaxy F04
Samsung Galaxy F04
Battery
Charging 15W wired 15W wired
Type Li-Po 5000 mAh Li-Po 5000 mAh
Body
Build - Glass front, plastic back, plastic frame
Dimensions 159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in) 164.2 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in)
SIM Nano-SIMNano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 185 g (6.53 oz) 188 g (6.63 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC Yes (market/region dependent) No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, BDS
Radio FM radio, RDS, recording Unspecified
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 b/g/n, Wi-Fi Direct
Display
Resolution 1080 x 2400 pixels, 20:9 ratio (~411 ppi density) 720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size 6.4 inches, 98.9 cm2 (~84.9% screen-to-body ratio) 6.5 inches, 102.0 cm2 (~81.8% screen-to-body ratio)
Type Super AMOLED PLS LCD
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, compass Accelerometer, proximity
  Virtual proximity sensing -
Launch
Announced 2020, March 24 2023, January 04
Status Available. Released 2020, April 27 Available. Released 2023, January 12
Main Camera
Dual - 13 MP, f/2.2, (wide), AF 2 MP, f/2.4, (depth)
Features LED flash, panorama, HDR LED flash
Quad 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/2.4, (macro) 5 MP, f/2.4, (depth) -
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM 64GB 4GB RAM
  eMMC 5.1 -
Misc
Colors Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White Jade Purple, Opal Green
Models SM-A315F, SM-A315F/DS, SM-A315G/DS, SM-A315G, SM-A315N SM-E045F, SM-E045F/DS
SAR - 0.38 W/kg (head)    
SAR EU 0.49 W/kg (head)     1.68 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 - SM-A315F HSDPA 850 / 900 / 2100
4G bands 1, 2, 3, 5, 7, 8, 20, 38, 40, 41 - SM-A315F 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA, LTE HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66 - SM-A315G -
Our Tests
Battery (old) Endurance rating 124h -
Camera Photo / Video -
Display 635 nits max brightness (measured) -
Loudspeaker -30.9 LUFS (Below average) -
Performance AnTuTu: 151815 (v8) GeekBench: 5096 (v4.4), 1216 (v5.1) GFXBench: 7fps (ES 3.1 onscreen) -
Platform
Chipset Mediatek MT6768 Helio P65 (12 nm) Mediatek MT6765 Helio P35 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU Mali-G52 MC2 PowerVR GE8320
OS Android 10, upgradable to Android 12, One UI 4.1 Android 12, One UI
Selfie camera
Single 20 MP, f/2.2, (wide) 5 MP, f/2.2
Video 1080p@30fps Yes
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes