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Smartphone 1

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Samsung Galaxy A31

Smartphone 2

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Samsung Galaxy A51

Smartphone 3

Samsung Galaxy A31 vs Samsung Galaxy A51 : What is the Difference?

  • Release Date: 2020, March 24 | 2019, December
  • Dimensions: 159.3 x 73.1 x 8.6 mm | 158.5 x 73.6 x 7.9 mm
  • Weight: 185 g | 172 g
  • Screen: 6.4", Super AMOLED | 6.5", Super AMOLED
  • Main Camera: Quad, 48 MP | Quad, 48 MP
  • Selfi Camera: Single, 20 MP | Single, 32 MP
  • Memory: 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
  • Battery: 5000 mAh | 4000 mAh
  • Headphone Jack: Yes | Yes
  • Approximate price: 220 EUR | $280

Continue reading and check the table below for full detailed comparison of all phones specs .


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Common features
Release date 2020, March 24 2019, December
Dimensions (HxWxD) 159.3 Х 73.1 Х 8.6 mm 158.5 Х 73.6 Х 7.9 mm
Weight 185 g 172 g
Body Build Glass front (Gorilla Glass 3), plastic back, plastic frame
Colors Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White Prism Crush Black, White, Blue, Pink
Battery 5000 mAh,  Non-removable Li-Po 4000 mAh,  Non-removable Li-Po
Battery life Talking time - Up to 32 h (3G)
Music play - Up to 87 h
Approximate price 220 EUR $280

Performance
Operating system - OS Android 10.0; One UI 2.0 Android 10.0; One UI 2
Chipset - Mediatek MT6768 Helio P65 (12nm) - Exynos 9611 (10nm)
Processor CPU - Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) - Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Graphics processor GPU Mali-G52 MC2 Mali-G72 MP3
External memory microSDXC (dedicated slot) microSD, up to 1 TB (dedicated slot)
Internal memory 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
Antutu 8 score 186846
Antutu 7 score 155326
GeekBench 5 Single Core 322
GeekBench 5 Multi-Core 1212

Screen
Technology Super AMOLED Super AMOLED
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 6.4" inc 6.5" inc
Screen area 98.9 cm2 102.0 cm2
Screen format 20:9 (height:width) 20:9 (height:width)
Screen to body ratio 84.9% 87.4%
Screen resolution 1080 x 2400 px 1080 x 2400 px
Screen PPI /points per inch/ 411 PPI 405 PPI
Screen protection Corning Gorilla Glass 3
Camera and Video
Rear camera, main 48 MP, Quad 48 MP, Quad
Camera specs -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)
-48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
-12 MP, f/2.2, 12mm (ultrawide)
-5 MP, f/2.4, 25mm (macro), 1/5.0", 1.12µm
-5 MP, f/2.2, 1/5.0", 1.12µm, depth sensor
Functions LED flash, panorama, HDR LED flash, panorama, HDR
Video 1080p@30fps 2160p@30fps, 1080p@30/120fps; gyro-EIS
Front camera, selfie 20 MP, Single 32 MP, Single
Specifications 20 MP, f/2.2, (wide) 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Functions HDR
Video 1080p@30fps 1080p@30fps
Communication and Connectivity
SIM card Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by)
Network GSM / HSPA / LTE GSM / HSPA / LTE
Show all network frequencies:
Speed HSPA, LTE-A HSPA, LTE-A
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC Yes (market/region dependent) Yes
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go 2.0, Type-C 1.0 reversible connector, USB On-The-Go
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
Harmful irradiation
SAR EU - 0.49 W/kg (head) 1.68 W/kg (body)
SAR - 0.80 W/kg (head) 0.67 W/kg (body)
SAR EU - 0.37 W/kg (head) 1.59 W/kg (body)
Music and Audio
Radio FM radio, RDS, recording FM radio
Headphone jack Yes Yes
Others - Active noise cancellation with dedicated mic
Other features
Sensors - Fingerprint (under display, optical), accelerometer, gyro, proximity, compass - Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other extras
- Fast charging 15W

- ANT+
- Fast battery charging 15W
Versions
- Versions: SM-A515F/DSN (Global); SM-A515F/DS (LATAM); SM-A515F/DST (Brazil); SM-A515F/DSM (Russia); SM-A515F/N (Australia)



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