Very useful information to analyze and compare before choosing a smartphone. Technical specifications tell us if the model we look at is suited for our needs. Comparing these specifications could bring us the best mobile phone for the less money possible.

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Technical Specifications for Samsung Galaxy A51

Samsung Galaxy A51

The most important phone technical specifications
Technology	GSM / HSPA / LTE
Announced	2019, December
SIM	Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Type	Super AMOLED capacitive touchscreen, 16M colors
Weight	172 g (6.07 oz)
Size	6.5 inches, 102.0 cm2 (~87.4% screen-to-body ratio)
Resolution	1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
Dimensions	158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in)
Protection	Corning Gorilla Glass 3
Build	Glass front (Gorilla Glass 3), plastic back, plastic frame
OS	Android 10.0; One UI 2
Chipset	Exynos 9611 (10nm)
CPU	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU	Mali-G72 MP3
Card slot	microSD, up to 1 TB (dedicated slot)
Internal	64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Features	LED flash, panorama, HDR
Video	2160p@30fps, 1080p@30/60/120fps; gyro-EIS
Single	32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8�m
Video	1080p@30fps
Features	HDR
Sensors	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery|	Non-removable Li-Po 4000 mAh battery
Talk time	Up to 32 h (3G)
Colors	Prism, Crush Black, White, Blue, Pink
SAR	0.80 W/kg (head)     0.67 W/kg (body)
Loudspeaker	Yes
3.5mm jack	Yes
GPS	Yes, with A-GPS, GLONASS, GALILEO, BDS
USB	2.0, Type-C 1.0 reversible connector, USB On-The-Go
Bluetooth	5.0, A2DP, LE
NFC	Yes
Other	Network|2G bands-GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) Network|3G bands-HSDPA 850 / 900 / 1900 / 2100 Network|-HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 Network|4G bands-LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100) Network|Speed-HSPA, LTE-A Launch|Status-Available. Released 2019, December Sound|-Active noise cancellation with dedicated mic Comms|WLAN-Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Comms|Radio-FM radio Features|-ANT+ Battery|Charging-Fast battery charging 15W Battery|Music play-Up to 87 h Misc|Models-SM-A515F, SM-A515FN, SM-A515GN, SM-A515FM, SM-A515YN, SM-A515W, SM-A515F/DSN