phonecurry recommendation list ™

Top 10 phones from Sony, in Rs. 15,000 - 20,000

how is this list prepared?
#1
Sony Xperia XA1
Rs. 18,890 onwards
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launched about 2 months ago
57.7
magic score  ?
average value for money
#2
Sony Xperia M5 Dual
Rs. 19,990 onwards
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launched over 1 yr ago
<50
magic score
poor value for money
#3
Sony Xperia C4 Dual
Rs. 15,990 onwards
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launched over 1 yr ago
<50
magic score
poor value for money
#4
Sony Xperia M4 Aqua Dual
Rs. 15,990 onwards
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launched over 2 yrs ago
<50
magic score
poor value for money