I made a code just for testing the time it gets to fill a DataGrid in a Universal app
You need to see the source code to understand this
Milliseconds in Windows 8.1 without grid part
1- 0
2- 14
3- 15
4- 16
5- 16
Milliseconds in Windows 8.1 with grid part
1- 0
2- 58
3- 58
4- 59
5- 159
---------------
Milliseconds in Windows Phone 8.1 without grid part
1- 0
2- 12
3- 24
4- 38
5- 49
Milliseconds in Windows Phone 8.1 with grid part
1- 0
2- 321
3- 334
4- 349
5- 886
If you check the Windows Phone proyect in a device, it seems like 2.6 seconds
Maybe I'm doing something wrong. Maybe converting this to an Observable collection works best
Attachment:
ListObservable_d685275a.rar