Both models support 1366 x 768 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Samsung UA23F4002ARLXL and Onida LEO20HE are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. Samsung UA23F4002ARLXL features a 23 Inch (58.42 cm) screen while Onida LEO20HE comes with 20 Inch (50.80 cm), which can make a noticeable difference depending on your room size and viewing distance. Both TVs come with smart platforms that support popular streaming apps and voice control features. Overall, both models are capable choices in their segment, offering a balance between performance, features, and usability.

Verdict: Both models offer good value, and the better option depends on your specific requirements and viewing preferences.