android dpi

res/layout/main_activity.xml           # For handsets (smaller than 600dp available width) 

res/layout-sw600dp/main_activity.xml   # For 7」 tablets (600dp wide and bigger) 

res/layout-sw720dp/main_activity.xml   # For 10」 tablets (720dp wide and bigger)

res/layout/main_activity.xml         # For handsets (smaller than 600dp available width) 

res/layout-w600dp/main_activity.xml  # Multi-pane (any screen with 600dp available width or more)

Low density (120), ldpi	Medium density (160), mdpi	High density (240), hdpi	Extra-high-density (320), xhdpi
Smallscreen	QVGA (240x320)		480x640
Normalscreen	WQVGA400 (240x400)  WQVGA432 (240x432)	HVGA (320x480)	WVGA800 (480x800)  WVGA854 (480x854)  600x1024	640x960
Largescreen	WVGA800** (480x800)  WVGA854** (480x854)	WVGA800* (480x800)  WVGA854* (480x854)  600x1024
Extra-Largescreen	1024x600	WXGA (1280x800)† 1024x768 1280x768	1536x1152 1920x1152  1920x1200	2048x1536 2560x1536  2560x1600