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Specifications
 

Samsung Galaxy A31

Samsung Galaxy A71

Full Differences
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Samsung Galaxy A31
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Samsung Galaxy A31

Samsung Galaxy A71

Network
Technology GSM / HSPA / LTE GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 - SM-A315F HSDPA 850 / 900 / 1900 / 2100
  HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - SM-A315G HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network 1, 2, 3, 5, 7, 8, 20, 38, 40, 41 - SM-A315F 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66
  1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66 - SM-A315G
Speed HSPA, LTE HSPA, LTE
Launch
Announced 2020, March 24 2019, December 12
Status Available. Released 2020, April 27 Available. Released 2020, January 17
Body
Dimensions 159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in) 163.6 x 76 x 7.7 mm (6.44 x 2.99 x 0.30 in)
3D size compare
Weight 185 g (6.53 oz) 179 g (6.31 oz)
Build Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM Nano-SIM
Nano-SIM + Nano-SIM
Nano-SIM
Nano-SIM + Nano-SIM
Display
Type Super AMOLED Super AMOLED Plus
Size 6.4 inches, 98.9 cm2 (~84.9% screen-to-body ratio) 6.7 inches, 108.4 cm2 (~87.2% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~411 ppi density) 1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Protection Corning Gorilla Glass 3
Platform
OS Android 10, up to Android 12, One UI 4.1 Android 10, upgradable to Android 13, One UI 5
Chipset Mediatek MT6768 Helio P65 (12 nm) Qualcomm SDM730 Snapdragon 730 (8 nm) - Global
Qualcomm SDM730 Snapdragon 730G (8 nm) - Philippines
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU Mali-G52 MC2 Adreno 618
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM 128GB 6GB RAM, 128GB 8GB RAM
 eMMC 5.1 UFS 2.1
Main Camera
Modules 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)
64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF
12 MP, f/2.2, 123˚ (ultrawide)
5 MP, f/2.4, (macro)
5 MP, f/2.2, (depth)
Features LED flash, panorama, HDR LED flash, panorama, HDR
Video 1080p@30fps 4K@30fps, 1080p@30/240fps, 1080p@960fps; gyro-EIS
Selfie Camera
Modules 20 MP, f/2.2, (wide) 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Features HDR
Video 1080p@30fps 4K@30fps, 1080p@30fps
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Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
Comms
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
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, BDS
NFC Yes (market/region dependent) Yes (market dependent)
Infrared port No No
Radio FM radio, RDS, recording FM radio
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
 Virtual proximity sensing ANT+
Battery
Type Li-Po 5000 mAh Li-Ion 4500 mAh, non-removable
Charging 15W wired 25W wired
Misc
Colors Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White Prism Crush Black, Prism Crush Silver, Prism Crush Blue, Prism Crush Pink
SAR 0.98 W/kg (head)     0.90 W/kg (body)    
SAR EU 0.49 W/kg (head)     1.68 W/kg (body)     0.51 W/kg (head)     1.56 W/kg (body)    
Models SM-A315F, SM-A315F/DS, SM-A315G/DS, SM-A315G, SM-A315N SM-A715F, SM-A715F/DS, SM-A715F/DSN, SM-A715F/DSM, SM-A715W, SM-A715X
Price £ 139.99 / € 239.99 $ 92.40 / C$ 599.00 / £ 138.00 / € 259.46
Tests
Performance AnTuTu: 151815 (v8)
GeekBench: 5096 (v4.4), 1216 (v5.1)
GFXBench: 7fps (ES 3.1 onscreen)
AnTuTu: 192 458(v7), 263396 (v8)
GeekBench: 7039 (v4.4), 1733 (v5.1)
GFXBench: 15fps (ES 3.1 onscreen)
Display 635 nits max brightness (measured) 515 nits max brightness (measured)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker -30.9 LUFS (Below average) -29.0 LUFS (Average)
Audio quality Noise -93.5dB / Crosstalk -92.6dB
Battery (old) Endurance rating 124h Endurance rating 102h

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