The long-awaited premiere of second generation Samsung phones from A series has just taken place, and officially these are models: Samsung Galaxy A3, A5 and A7.

Despite some quite notable similarities between models, such as the appearance of housing or the same version of the operating system, which is Android 5.1 Lollipop and the same 13 and 5MP cameras in each model, you may notice a lot of differences between them.

Each model has different components inside as well as the size of the display, starting on the amount of RAM placed in each device, the Galaxy A3 model is equipped with a 1.5GB and 4.7-inch display, A5 is with 2GB of RAM and a 5.2-inch screen and A7 model is the biggest of all of them with 5.5-inch display and 3GB of memory.

Price for new Samsung models will be 330 euros for the Galaxy A3, 400 euros for A5 and A7 will be the most expensive model is expected to cost 460 euros.

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› See More: Samsung officially presents models from A series