VGA: Video graphics Array, that is: Display the drawing matrix, equivalent to 640x480 pixels;
HVGA: Half-size VGA, that is: half of the VGA, the resolution is 480x320, like the Samsung Galaxy S5830 is the use of this resolution;
QVGA: Quarter VGA, that is: VGA One-fourth, the resolution of the video, generally used for small-screen mobile phone like Samsung's furious mini S5570 is the use of this resolution;
WQVGA: Wide Quarter VGA, that is: expanded QVGA, higher resolution than QVGA, lower than VGA, generally: 400x240,480x272;
WVGA: Wide Video Graphics Array, that is: enlarged VGA, resolution of 800x480 pixels, like the Samsung I9000 is the use of this resolution;
FWVGA: Full Wide VGA, a digital product screen material, another form of VGA, higher than the WVGA resolution, alias: Full Wide VGA, its resolution is 854x480 pixels (16:9).
The following are some common resolutions
PS: Density independent pixel DP (density-independent pixel), scale independent pixel sp (scale-independent pixel) to define view and font size separately
7. Phone screen resolution