Find What's Unique About Your Favorite Phone

What makes Microsoft Lumia 550 unique?

Here are 3 unique features & highlights of Microsoft Lumia 550 :
1 The best1 Windows phone with 5 MP camera
2 The #2 most popular2 Windows phone with 5 MP camera
3 The #3 fastest Windows phone with 8 GB memory
1 based on 91score
2 based on no. of views on 91mobiles