Find What's Unique About Your Favorite Phone

What makes Samsung Z1 unique?

Here are 4 unique features & highlights of Samsung Z1 :
1 The first smartphone from Samsung running Tizen OS
2 The thinnest 4 Inch Samsung phone
3 The #2 most popular1 phone with 4 GB memory
4 The #2 4 Inch Samsung phone with the highest RAM
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