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Samsung Galaxy A3, A5, A7 (2017) and liquid proof here is the specifications

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Samsung has updated the Galaxy A family mid-range, which once again stands out for its beautiful design and a price cheaper price list.

Samsung has announced its new smartphone Galaxy family, made up of mid-range devices that borrow the beautiful aesthetic of the top Korean range. The form factor is very similar to that of the Galaxy S, as well as the materials used: glass for the rear and metal shell for the frame. The new Galaxy A3, A5 and A7 (2017) resume style and nomenclatures of the predecessors and no difference, especially for the screen size, all AMOLED.

Galaxy A3 has a 1.6 GHz octa-core processor unspecified in the press released and a 4.7-inch display with HD resolution. It is the smallest of the family and has more than 2 GB of integrated storage 16 GB RAM, expandable through a microSD up to a maximum of 256 GB. The rear camera is 13 mega pixels, while the front 8, and both use bright lenses with aperture f/1.9.

As usual, the baby of the family counts the major differences in the technical specifications. Galaxy A5 and Galaxy A7 have the display from 5.2 and 5.7 inches respectively, both Full HD, but substantially the same hardware architecture. The processor is an octa-core 1.9 GHz supported in both cases by 3 GB of RAM and 32 GB of built-in storage, expandable up to 256 GB. Both cameras use 16-MP, is back to front.

The three devices use USB Type-C connector, but only Galaxy A5 and Galaxy A7 supported Samsung Fast Charge technology for rapid charging. Compared to its predecessors the innovations relate mainly on the new cameras, especially the frontal one, with higher resolution and a greater capacity in the dark according to the company, while the IP68 certification stands for the resistance to liquids and powders. very interesting feature on the midrange.

 ModelGalaxy A3 (2017)Galaxy A5 (2017)Galaxy A7 (2017)
OSAndroid 6.0.16Android 6.0.16Android 6.0.16
DisplaySuperAMOLED 4.7″SuperAMOLED 5.2″SuperAMOLED 5.7″
ResolutionHD (720p)FHD (1080p)FHD (1080p)
ProcessorOcta-core 1.6 GHzOcta-core 1.9 GHzOcta-core 1.9GHz
RAM2 GB3 GB3 GB
Storage16 GB Expandable32 GB Expandable32 GB Expandable
Cameras13 MP f / 1.9
8MP f / 1.9
16 MP f / 1.9
16MP f / 1.9
16 MP f / 1.9
16MP f / 1.9
ConnectivityLTE Cat. 6
Wi-Fi 802.11ac
Bluetooth 4.2
NFC
USB Type-C
Lettore impronte
IP68
LTE Cat. 6
Wi-Fi 802.11ac
Bluetooth 4.2
NFC
USB Type-C
Lettore impronte
IP68
LTE Cat. 6
Wi-Fi 802.11ac
Bluetooth 4.2
NFC
USB Type-C
Lettore impronte
IP68
Battery2,350 mAh3,000 mAh3,600 mAh
Dimensions135.4 x 66.2 x 7.9 mm.146.1 x 71.4 x 7.9 mm.156.8 x 77.6 x 7.9 mm.