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What makes Sony Xperia M4 Aqua 8GB unique?

Here are 3 unique features & highlights of Sony Xperia M4 Aqua 8GB :
1 The best1 Sony phone with 8 GB memory
2 The #2 phone in terms of specifications with 8 GB memory
3 The #2 thinnest Sony phone with 2 GB RAM
1 based on 91score