Leonis LEL 39SHD and Samsung UN40N5200AFXZC are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Leonis LEL 39SHD features a 39 Inch (99 cm) screen while Samsung UN40N5200AFXZC comes with 40 Inch (102 cm), which can make a noticeable difference depending on your room size and viewing distance. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. From a practical standpoint, both options provide a reliable viewing experience for most users. Leonis LEL 39SHD and Samsung UN40N5200AFXZC differ in resolution (1366 x 768 vs 1920 x 1080), which can affect overall clarity and sharpness of the display. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience.

Verdict: Both TVs are strong contenders, and your final choice should depend on your preference for screen size, motion performance, and smart features.