42.9% bigger screen size than OptimaSmart OPS-41A. The bigger the screen size is better the user experience of reading and watching movie or video songs. (5.0 Inch vs. 3.5 Inch)
77.4% Higher pixel density than OptimaSmart OPS-41A. High pixel density shows sharper text and extremely detailed photos and videos. (165 ppi vs. 93 ppi)
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