Samsung officially announced the Galaxy A3, Galaxy A5 and Galaxy A7 (2016) around nine months ago. The second iteration of this mid-range handset lineup got a huge improvement over its predecessor, the handsets got a metal and glass design much like the Galaxy S6, fingerprint scanners as well as cameras with optical image stabilization. We can now confirm that Samsung has the 2017 iteration of the Galaxy A3, Galaxy A5 and Galaxy A7 in the pipeline.
The model numbers of the 2017 iteration of this lineup include SM-A320F, SM-A520F and SM-A720F for the Galaxy A3, A5 and A7 respectively. The SM-A520F has also been spotted in import listings, it has been imported into India for the purpose of testing. Other handsets in this lineup are expected to follow suit soon.
Benchmark results for the Galaxy A5 (2017) show that it may be powered by the Exynos 7880 processor coupled with 3GB RAM. Further details about the specifications of the smartphones in this lineup will likely be available soon. It's unclear at this point in time when Samsung will be launching the 2017 iteration of the Galaxy A series.